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WILLIS LEASE FINANCE CORP

For the period ended Dec 31, 2024. Filed Mar 11, 2025.

View on SEC.gov

About this filing

A company's yearly report to the SEC, with audited financial statements. It is the fullest account a company gives of its business, its finances and the risks it sees.

FY2024 · Filed Mar 11, 2025

WLFC$46.38-1.0%Stored close · as of Nov 9, 2026

What changed in Risk Factors?

Read the current filing

Previous report: 10-K

Period ended 2023-12-31; filed 2024-03-15.

0001018164-24-000013

Item 1A. Risk Factors

Current report: 10-K

Period ended 2024-12-31; filed 2025-03-11.

0001018164-25-000027

Item 1A. Risk Factors

The baseline is this issuer’s latest earlier reporting period of the same form that was filed before the current report. A previous 10-Q is a different quarter, not a year-over-year comparison. Amendments are excluded.

Compared 194 previous paragraphs and 195 current paragraphs.

154 unchanged; 35 reworded; 6 added; 5 removed; 0 previous and 0 current paragraphs rearranged.

Tables are not compared: 0 previous and 0 current tables excluded. Dates, whitespace, punctuation and numbering changes are ignored; changes to financial figures remain significant.

A changed paragraph is not evidence that risk increased or decreased. An unchanged paragraph does not establish that risk stayed the same.

Added paragraphs (6)

Current report

ITEM 1A. RISK FACTORS

Current report

Our operations and assets are subject to various U.S. federal, state and local laws and regulations, and non-U.S. laws and regulations related to the protection of the environment. We could incur substantial costs, including capital and other expenditures, to comply with such requirements, as well as fines, penalties, or civil or criminal sanctions and third-party claims, if we were to violate or become liable under such laws or regulations. In addition, it is expected that the new U.S. administration will seek to enact changes to numerous areas of law and regulations currently in effect related to our industry. The nature, timing and economic effects of potential changes to the current legal and regulatory framework affecting our business under the new administration remain highly uncertain and may impact our results of operations, costs, or liabilities. There can be no assurance that any changes in laws, regulations or governmental policy will not have an adverse impact on our business.

Current report

Scrutiny of the airline industry and its potential negative impacts on the environment may result in decreased demand for air travel, which may in turn cause lessees to default on their lease payment obligations to us which would negatively affect our financial condition, cash flow and results of operations.

Current report

The airline industry has also come under increased scrutiny by the press, the public and investors regarding the impact of air travel on the environment, including emissions to the air, discharges to surface and subsurface waters, safe drinking water, aircraft noise, the management of hazardous substances, oils and waste materials and other environmental impacts related to aircraft operations. If such scrutiny results in reduced air travel or increased costs to air travel, it may affect demand for our aircraft and engines, lessees’ ability to make rental and other lease payments and reduce the value we receive for our aircraft and engines upon any disposition, which would negatively affect our financial condition, cash flow and results of operations. In addition, growing demand to transition to lower-carbon technologies, such as sustainable aviation fuels that may be developed over time, may increase our costs or reduce demand for our aircraft or engines or airline travel more generally.

Current report

•changes in dividends on our common stock;

Current report

We are also exposed to the specific economic, geopolitical and political conditions and associated risks of the Asia-Pacific and European regions. These risks can include economic recessions, regional impacts of epidemic diseases, burdensome local regulations, armed conflicts or, in extreme cases, increased risks of requisition or other loss of our engines and aircraft and risks of wide-ranging sanctions prohibiting us from leasing in certain jurisdictions. These risks can be exacerbated in jurisdictions where we have a concentration of customers or assets. An adverse geopolitical, political or economic event in any region or country in which our lessees or our engines and aircraft are concentrated could affect the ability of our lessees to meet their obligations to us, expose us to legal or political risks associated with the affected jurisdictions, or impact our ability to recover our assets all of which could have a material and adverse effect on our financial condition, cash flows, liquidity and results of operations and our ability to comply with financial covenants.
Removed paragraphs (5)

Previous report

We have been subject to cybersecurity incidents in the past and may be again in the future. For example, on January 31, 2024, we detected unauthorized activity on portions of our information technology systems. As the investigation of the incident is ongoing as of the date of this Annual Report on Form 10-K, the full scope, nature and impact of the incident are not yet known. The Company has not yet determined whether the incident is reasonably likely to materially adversely impact the Company’s financial condition or results of operations.

Previous report

Our operations may also be affected by political or economic instability in the areas we have customers.

Previous report

The effects of the UK’s withdrawal from the EU (“Brexit”), including on trade agreements, are not yet known and the uncertainty creates challenges and risks which may materially and adversely affect our business.

Previous report

On June 23, 2016, the UK voted in favor of a referendum to leave the EU, commonly referred to as “Brexit,” and the UK ceased to be a member of the EU on January 31, 2020. There is continued uncertainty surrounding the future relationship between the UK and the EU, including any trade agreements between them, which could adversely affect European and worldwide economic and market conditions, and contribute to instability in global financial and foreign exchange markets. In addition, Brexit could lead to legal uncertainty and potentially divergent national laws and regulations as the UK determines which European Laws to replace or replicate. The ultimate effects of Brexit will depend on the specific terms of any agreement the UK and the EU reach to provide access to each other’s respective markets.

Previous report

We have a presence in the UK and certain EU countries, including Ireland, and France. During 2023, we derived approximately 66% of our core lease rent revenue from international business. The consequences of Brexit could introduce significant uncertainties into global financial markets and adversely impact the markets in which we and our customers operate.
Reworded paragraphs (35)

Previous wording

We operate as a supplier of engines, aircraft and related parts (“aviation equipment”) to commercial aircraft operators and MROs and are indirectly impacted by all the risks facing commercial aircraft operators and MROs today. The ability of each lessee to perform its obligations under the relevant lease and the demand of companies to purchase aviation equipment will depend primarily on the lessee’s (or in the case of parts and materials, the purchaser’s) financial condition and cash flow. This may be affected by factors beyond our control, including:

Current wording

We operate as a supplier of engines, aircraft and related parts (“aviation equipment”) to commercial aircraft operators and MROs and are indirectly impacted by many of the risks facing commercial aircraft operators and MROs. The ability of each of our lessees to perform their obligations under the relevant lease and the demand to purchase aviation equipment will depend primarily on the lessee’s (or in the case of parts and materials, the purchaser’s) financial condition and cash flow. This may be affected by factors beyond our control, including:

Previous wording

We and our customers operate in a highly regulated industry. A number of our leases require specific governmental or regulatory licenses, consents or approvals. These include consents for certain payments under the leases and for the export, import, or re-export of our engines or aircraft. Consents needed in connection with future leasing or sale of our engines or aircraft may not be received timely or have economically feasible terms. Any of these events could adversely affect our ability to lease or sell engines or aircraft.

Current wording

We and our customers operate in a highly regulated industry. A number of our leases require specific governmental or regulatory licenses, consents or approvals. These include consents for certain payments under the leases and for the export, import, or re-export of our engines or aircraft. Failure by our customers or us to obtain certain licenses and approvals could negatively affect our ability to conduct our business. In addition, the shipment of goods, services and technology across international borders subjects the operation of our assets to international trade laws and regulations. Moreover, many countries, including the United States, control the export and reexport of certain goods, services and technology and impose related export recordkeeping and reporting obligations. Consents needed in connection with future leasing or sale of our engines or aircraft may not be received timely or have economically feasible terms. Any of these events could adversely affect our ability to lease or sell engines or aircraft. Governments also may impose economic sanctions against certain countries, persons and other entities that may restrict or prohibit transactions involving such countries, persons and entities. If any such regulations or sanctions affect our customers, our business, prospects, financial condition, results of operations and cash flows may be materially adversely affected.

Previous wording

The U.S. and other jurisdictions are imposing more stringent limits on the emission of nitrogen oxide, carbon monoxide, and carbon dioxide emissions from engines, consistent with ICAO standards. These limits generally apply only to engines manufactured after 1999. In 2005, the EU launched an Emissions Trading System limiting greenhouse gas emissions by various industries and persons, including aircraft operators. Concerns over global warming, climate change, or other environmental issues could result in more stringent limitations on the operation of older, non-compliant engines and aircraft.

Current wording

The U.S. and other jurisdictions are imposing more stringent limits on the emission of nitrogen oxide, carbon monoxide, and carbon dioxide emissions from engines, consistent with ICAO standards. Although, these limits generally apply only to engines manufactured after 1999, new laws could be passed in the future that also impose limits on older engines, thereby subjecting our older engines to existing or new emissions limitations or indirect taxation. These limits may also impact growth levels in air travel. In 2005, the EU launched an Emissions Trading System limiting greenhouse gas emissions by various industries and persons, including aircraft operators. However, in an April 2023 directive, the European Parliament and European Council adopted components of the European Commission’s “Fit for 55” proposal, which will modify the ETS system by phasing out free emissions allowances for the aviation sector by 2026. The directive entered force in June 2023, and was required to be transposed into national law by member states by December 31, 2023. In addition, the ICAO has adopted the Carbon Offsetting and Reduction Scheme for International Aviation (“CORSIA”), a global market-based scheme aimed at reducing carbon dioxide emissions from international aviation that will become mandatory in 2027. At least 126 countries, including the United States, have indicated that they will participate in the voluntary phase-in of CORSIA from 2024 onwards. Limitations on emissions, such as the ETS and CORSIA, could favor the use of younger, more fuel-efficient aircraft, since they generally produce lower levels of emissions per passenger, which could adversely affect our ability to re-lease or otherwise dispose of less efficient older aircraft on a timely basis, on favorable terms, or at all. Concerns over global warming, climate change, or other environmental issues could result in more stringent limitations on the operation of older, non-compliant engines and aircraft.

Previous wording

As part of our business, we may deal with state-owned business enterprises, the employees of which are considered foreign officials for purposes of the FCPA’s prohibition on providing anything of value to foreign officials in connection with obtaining or retaining business or securing business advantage. In addition, we must comply with various laws and regulations relating to the export of products and technology from the U.S. and other countries having jurisdiction over our operations. Obtaining the necessary export license or other authorization for a particular lease may be time-consuming and may result in the delay or loss of leasing opportunities.

Current wording

As part of our business, we may deal with state-owned business enterprises, the employees of which are considered foreign officials for purposes of the FCPA’s prohibition on providing anything of value to foreign officials in connection with obtaining or retaining business or securing any improper business advantage. In addition, we must comply with various laws and regulations relating to the export of products and technology from the U.S. and other countries having jurisdiction over our operations. Obtaining the necessary export license or other authorization for a particular lease may be time-consuming and may result in the delay or loss of leasing opportunities.

Previous wording

We are exposed to potential liability claims if the use of our aircraft, engines or parts is alleged to have caused bodily injury or property damage. Our leases require our lessees to indemnify us against these claims and to carry insurance customary in the air transportation industry, including liability, property damage, and all-risk hull insurance on our engines and on our aircraft at agreed upon levels. We can give no assurance that one or more catastrophic events will not exceed insurance coverage limits or that lessees’ insurance will cover all claims that may be asserted against us. Any insurance coverage deficiency or default by lessees under their indemnification or insurance obligations may reduce our recovery of losses upon an event of loss or subject the Company to exposures that result in monetary losses for which recovery is unavailable.

Current wording

We are exposed to potential liability claims if the use of our aircraft, engines or parts is alleged to have caused bodily injury or property damage. Our leases require our lessees to indemnify us against these claims and to carry insurance customary in the air transportation industry, including liability, property damage, and all-risk hull insurance on our engines and on our aircraft at agreed upon levels. We can give no assurance that one or more catastrophic events will not exceed insurance coverage limits or that lessees’ insurance will cover all claims that may be asserted against us. Any insurance coverage deficiency or default by lessees under their indemnification or insurance obligations may reduce our recovery of losses upon an event of loss or subject the Company to monetary losses for which recovery is unavailable.

Previous wording

By virtue of holding title to engines and aircraft, parties suffering damage as a result of the malfunction of an engine or aircraft may assert that lessors are strictly liable for the resulting losses. Such liability may be asserted even under circumstances in which the lessor is not directly controlling the operation of the relevant aircraft. While we maintain contingent insurance covering losses not covered by our lessees’ insurance, such coverage may not be available in circumstances in which the lessees’ insurance coverage is insufficient. In addition, if a lessee is not obligated to maintain sufficient insurance, we may incur the costs of additional insurance coverage during the related lease. We are required under certain of our debt facilities to obtain political risk insurance for leases to lessees in specified jurisdictions. We can give no assurance that such insurance will be available at commercially reasonable rates, if at all.

Current wording

By virtue of holding title to engines and aircraft, parties suffering damage as a result of the malfunction of an engine or aircraft may assert that lessors are strictly liable for the resulting losses. Such liability may be asserted even where the lessor is not directly controlling the operation of the relevant aircraft. While we maintain contingent insurance covering losses not covered by our lessees’ insurance, such coverage may not be available in circumstances in which the lessees’ insurance coverage is insufficient. In addition, if a lessee is not obligated to maintain sufficient insurance, we may incur the costs of additional insurance coverage during the related lease. Under certain of our debt facilities, we are required to obtain political risk insurance for leases to lessees in specified jurisdictions. We can give no assurance that such insurance will be available at commercially reasonable rates, if at all.

Previous wording

Our U.S. and international operations and warehouse facilities are susceptible to losses and interruptions caused by floods, hurricanes, earthquakes, typhoons, and similar natural disasters, public health emergencies, as well as power outages, telecommunications failures, and similar events.

Current wording

Our U.S. and international operations and warehouse facilities are susceptible to losses and interruptions caused by floods, hurricanes, earthquakes, wildfires, typhoons, and similar natural disasters, public health emergencies, as well as power outages, telecommunications failures, and similar events. Climate change may exacerbate certain of these threats, including the frequency and severity of weather-related events and other natural disasters.

Previous wording

Due to the evolving nature and increased sophistication of these cybersecurity threats, the potential impact of any future incident cannot be predicted with certainty. Although we employ a number of measures to prevent, detect and mitigate these threats, even the most well-protected information, networks, systems and facilities remain potentially vulnerable because the techniques used in such attempted security breaches evolve and generally are not recognized until launched against a target, and in some cases are designed to not be detected and, in fact, may not be detected. Accordingly, we may be unable to anticipate these techniques or to implement adequate security barriers or other preventative measures, and thus it is impossible for us to entirely mitigate this risk. Any such incidents could have a material adverse effect on our results of operations and financial condition, especially if we fail to maintain sufficient insurance coverage to cover liabilities incurred or are unable to recover any funds lost in data, security and/or system breaches, and could result in a material adverse effect on our business and results of operations.

Current wording

We have been subject to cybersecurity incidents in the past and may be again in the future. Due to the evolving nature and increased sophistication of these cybersecurity threats, the potential impact of any future incident cannot be predicted with certainty. Although we employ a number of measures to prevent, detect and mitigate these threats, even the most well-protected information, networks, systems and facilities remain potentially vulnerable because the techniques used in such attempted security breaches evolve and generally are not recognized until launched against a target, and in some cases are designed to not be detected and, in fact, may not be detected. Accordingly, we may be unable to anticipate these techniques or to implement adequate security barriers or other preventative measures, and thus it is impossible for us to entirely mitigate this risk. Any such incidents could have a material adverse effect on our results of operations and financial condition, especially if we fail to maintain sufficient insurance coverage to cover liabilities incurred or are unable to recover any funds lost in data, security and/or system breaches, and could result in a material adverse effect on our business and results of operations.

Previous wording

The value of a particular model of engine depends heavily on the types of aircraft on which it may be installed and the supply of available engines. We believe engine values tend to be relatively stable so long as there is sufficient demand for the host aircraft, and the demand for aircraft depend on numerous factors, including age, technology, and customer preference. We believe the value of an engine begins to decline rapidly once the host aircraft begins to be retired from service and/or is used for spare parts in significant numbers. Certain types of engines and aircraft may be used in significant numbers by commercial aircraft operators that are currently experiencing financial difficulties. If such operators were to go into liquidation or similar proceedings, the resulting over-supply of engines and aircraft from these operators could have an adverse effect on the demand for the affected engine and aircraft types and the value of such aviation equipment.

Current wording

The value of a particular model of engine depends heavily on the types of aircraft on which it may be installed and the supply of available engines. We believe engine values tend to be relatively stable so long as there is sufficient demand for the host aircraft. The demand for aircraft depends on numerous factors, including age, technology, and customer preference. We believe the value of an engine begins to decline rapidly once the host aircraft begins to be retired from service and/or is used for spare parts in significant numbers. Certain types of engines and aircraft may be used in significant numbers by commercial aircraft operators that are currently experiencing financial difficulties. If such operators were to file for protection under bankruptcy laws or commence liquidation or similar proceedings, the resulting over-supply of engines and aircraft from these operators could have an adverse effect on the demand for the affected engine and aircraft types and the value of such aviation equipment.

Previous wording

We directly or indirectly own the aviation equipment that we lease to customers and bear the risk of not recovering our entire investment through leasing and selling the applicable equipment. Upon termination of a lease, we seek to enter a new lease or to sell or part-out the applicable aviation equipment. We also selectively sell aviation equipment on an opportunistic basis. We cannot give assurance that we will be able to find, in a timely manner or at all, a lessee or a buyer for aviation equipment coming off-lease or for the associated parts. If we do find a lessee, we may not be able to obtain satisfactory lease rates and terms (including maintenance and redelivery conditions) or rates and terms comparable to our current leases, and we can give no assurance that the creditworthiness of any future lessee will be equal to or better than that of the existing lessees of our equipment. As of December 31, 2023, engines on-lease with lease terms of 12 months or less and engines off-lease constituted approximately 57% of our assets. These engines may frequently need to be remarketed, which could drive up our operating costs associated with such equipment. Such higher operating costs could have a material, adverse impact on our results of operations and profitability.

Current wording

We directly or indirectly own the aviation equipment that we lease to customers and bear the risk of not recovering our entire investment through leasing and selling the applicable equipment. Upon termination of a lease, we seek to enter a new lease, sell or part-out the applicable aviation equipment. We also selectively sell aviation equipment on an opportunistic basis. We cannot give assurance that we will be able to find, in a timely manner or at all, a lessee or a buyer for aviation equipment coming off-lease or for the associated parts. If we do find a lessee, we may not be able to obtain satisfactory lease rates and terms (including maintenance and redelivery conditions) or rates and terms comparable to our current leases, and we can give no assurance that the creditworthiness of any future lessee will be equal to or better than that of the existing lessees of our equipment. As of December 31, 2024, engines on-lease with lease terms of 12 months or less and engines off-lease constituted approximately 75% of our assets. These engines may frequently need to be remarketed, which could drive up our operating costs associated with such equipment. Such higher operating costs could have a material, adverse impact on our results of operations and profitability.

Previous wording

We are exposed to a number of risks related to our aircraft leasing activities. For example, leases of aircraft subject us to greater maintenance risks because the maintenance fees we charge may not cover aircraft maintenance costs that may be higher than anticipated. In addition, we face greater credit risk from lessees in this business as the assets that we lease to them tend to have higher net book values than individual engines. Moreover, aircraft technology is constantly improving and, as a result, particular models and types of aircraft tend to become less in demand and ultimately obsolete over time as newer, more advanced and efficient aircraft become available. Consequently, we may experience difficulty in leasing or selling aircraft. Any of these risks could have a material adverse impact on our financial condition and results of operations.

Current wording

We are exposed to a number of risks related to our aircraft leasing activities. For example, leases of aircraft subject us to greater maintenance risks because the maintenance fees we charge may not cover aircraft maintenance costs that may be higher than anticipated. In addition, we face greater credit risk from lessees in this line of business as the assets that we lease to them tend to have higher net book values than individual engines. Moreover, aircraft technology is constantly improving and, as a result, particular models and types of aircraft tend to become less in demand and ultimately obsolete over time as newer, more advanced and efficient aircraft become available. Consequently, we may experience difficulty in leasing or selling aircraft. Any of these risks could have a material adverse impact on our financial condition and results of operations.

Previous wording

Under most of our engine and aircraft leases, the lessee makes monthly maintenance reserve payments to us based on the asset’s usage and management’s estimate of maintenance costs. A certain level of maintenance reserve payments on the WEST III, WEST IV, WEST V, WEST VI, and WEST VII engines are held in related engine reserve restricted cash accounts. Generally, the lessee under long-term leases is responsible for all scheduled maintenance costs, even if they exceed the amounts of maintenance reserves paid. As of December 31, 2023, 67 of our leases comprising approximately 24% of the net book value of our on-lease assets do not provide for any monthly maintenance reserve payments to be made by lessees, and we can give no assurance that future leases of our engines or aircraft will require maintenance reserves. In some cases, including engine and aircraft repossessions, we may decide to pay for refurbishments or repairs if the accumulated use fees are inadequate.

Current wording

Under most of our engine and aircraft leases, the lessee makes monthly maintenance reserve payments to us based on the asset’s usage and management’s estimate of maintenance costs. A certain level of maintenance reserve payments on the WEST III, WEST IV, WEST V, WEST VI, WEST VII, and WWFL engines are held in related engine reserve restricted cash accounts. Generally, the lessee under long-term leases is responsible for all scheduled maintenance costs, even if they exceed the amounts of maintenance reserves paid. As of December 31, 2024, 65 of our leases comprising approximately 24% of the net book value of our on-lease assets do not provide for any monthly maintenance reserve payments to be made by lessees, and we can give no assurance that future leases of our engines or aircraft will require maintenance reserves. In some cases, including engine and aircraft repossessions, we may decide to pay for refurbishments or repairs if the accumulated use fees are inadequate.

Previous wording

Failures by lessees to meet their maintenance and recordkeeping obligations under our leases could adversely affect the value of our leased engines and aircraft and our ability to lease the engines and aircraft in a timely manner following termination of the leases.

Current wording

Failures by lessees to meet their maintenance and recordkeeping obligations under our leases could adversely affect the value of our leased engines and aircraft and our ability to re-lease the engines and aircraft in a timely manner following termination of the leases.

Previous wording

Our leases make the lessees primarily responsible for maintaining the engines or aircraft, keeping related records and complying with governmental directives and manufacturer requirements. Over time, certain lessees have experienced, and may experience in the future, difficulties in meeting their maintenance and recordkeeping obligations as specified by the terms of our leases.

Current wording

Pursuant to our leases, the lessees are primarily responsible for maintaining the engines or aircraft, keeping related records and complying with governmental directives and manufacturer requirements. Certain lessees have experienced, and may experience in the future, difficulties meeting their maintenance and recordkeeping obligations as specified by the terms of our leases.

Previous wording

•a grounding of the related engine or aircraft;

Current wording

•grounding of the related engine or aircraft;

Previous wording

•a repossession that would likely cause us to incur additional and potentially substantial expenditures in restoring the engine or aircraft to an acceptable maintenance condition;

Current wording

•repossession that would likely cause us to incur additional and potentially substantial expenditures to restore the engine or aircraft to an acceptable maintenance condition;

Previous wording

Any of these events may adversely affect the value of the engine or aircraft, unless and until remedied, and reduce our revenues and increase our expenses. If aviation equipment is damaged during a lease and we are unable to recover from the lessee or though insurance, we may incur a loss.

Current wording

Any of these events may adversely affect the value of the engine or aircraft, unless and until remedied, and reduce our revenues and increase our expenses. If aviation equipment is damaged during a lease and we are unable to recover our damages from the lessee or though insurance, we may incur a loss.

Previous wording

As a general matter, commercial aircraft operators with weak capital structures are more likely than well-capitalized operators to seek operating leases, and, at any point in time, investors should expect a varying number of lessees and sub-lessees to experience payment difficulties. As a result of such commercial aircraft operators’ weak financial condition and lack of liquidity, a portion of lessees over time may be significantly in arrears in their rental or maintenance payments and may default on their lease obligations. Given the size of our portfolio of engines and aircraft, we expect that from time to time some lessees will be slow in making, or will fail to make, their payments in full under their leases. As of December 31, 2023, we had an aggregate of approximately $10.5 million in lease rent and $8.9 million in maintenance reserve payments more than 30 days past due as compared to $7.4 million in lease rent and $5.9 million in maintenance reserve payments more than 30 days past due as of December 31, 2022. Our inability to collect receivables or to repossess engines, aircraft or other leased equipment in the event of a default by a lessee could have a material adverse effect on us.

Current wording

As a general matter, commercial aircraft operators with weak capital structures are more likely than well-capitalized operators to seek operating leases, and, at any time, investors should expect some lessees and sub-lessees to experience payment difficulties. As a result of such commercial aircraft operators’ weak financial condition and lack of liquidity, a portion of lessees over time may be significantly in arrears in their rental or maintenance payments and may default on their lease obligations. Given the size of our portfolio of engines and aircraft, we expect that from time to time some lessees will be slow in making, or will fail to make, their payments in full under their leases. As of December 31, 2024, we had an aggregate of approximately $3.9 million in lease rent and $3.6 million in maintenance reserve payments more than 30 days past due, compared to $10.5 million in lease rent and $8.9 million in maintenance reserve payments more than 30 days past due as of December 31, 2023. Our inability to collect receivables or to repossess engines, aircraft or other leased equipment in the event of a default by a lessee could have a material adverse effect on us.

Previous wording

We may not correctly assess the credit risk of each lessee or may not be in a position to charge risk-adjusted lease rates, and lessees may not be able to continue to perform their financial and other obligations under our leases in the future. A delayed, reduced, or missed rental payment from a lessee may decrease our revenues and cash flow and may adversely affect our ability to make payments on our indebtedness or to comply with financial covenants in our loan documents (see “Our Financing Facilities Impose Restrictions on our Operations”). While we typically experience some level of delinquency under our leases, default levels may increase over time, particularly as our portfolio of engines and aircraft ages and if economic conditions deteriorate.

Current wording

We may not correctly assess the credit risk of each lessee or may not be in a position to charge risk-adjusted lease rates, and lessees may be unable to meet their financial and other obligations under our leases in the future. A delayed, reduced, or missed rental payment from a lessee may decrease our revenues and cash flow and may adversely affect our ability to make payments on our indebtedness or to comply with financial covenants in our loan documents (see “Our Financing Facilities Impose Restrictions on our Operations”). While we typically experience some level of delinquency under our leases, default levels may increase over time, particularly as our portfolio of engines and aircraft ages or if economic conditions deteriorate.

Previous wording

We have committed to purchase new engines in 2024 with an aggregate value of up to $138.8 million. Our ability to lease these assets on favorable terms, if at all, may be adversely affected by risks to the commercial airline industry generally. If we are unable to obtain commitments for the remaining deliveries or otherwise satisfy our contractual obligations to the engine manufacturers, we will be subject to several potential risks, including:

Current wording

We have committed to purchase new engines in 2025 with an aggregate value of up to $107.6 million. Our ability to lease these assets on favorable terms, if at all, may be adversely affected by risks to the commercial airline industry generally. If we are unable to obtain commitments for the remaining deliveries or otherwise satisfy our contractual obligations to the engine manufacturers, we will be subject to several potential risks, including:

Previous wording

We have, and expect to continue to have, various credit and financing arrangements with third parties. These financing arrangements are secured by all or substantially all of our assets. Our existing credit and financing arrangements require us to meet certain financial condition tests. Our revolving credit facility prohibits our purchasing or redeeming stock, or declaring or paying dividends on shares of any class or series of our common or preferred stock if an event of default under such facility has or will occur and remains uncured. The agreements governing our debt, including the issuance of notes by WEST III, WEST IV, WEST V, WEST VI, and WEST VII also include restrictive financial covenants. A breach of those and other covenants could, unless waived or amended by our creditors, result in a cross-default to other indebtedness and an acceleration of all or substantially all of our debt. We have obtained waivers and amendments to our financing agreements in the past, but we cannot provide any assurance that we will receive such waivers or amendments in the future if we request or require them. If our outstanding debt is accelerated at any time, we likely would have little or no cash or other assets available after payment of our debts, which could cause the value or market price of our outstanding equity securities to decline significantly and we would have few, if any, assets available for distributions to our equity holders in liquidation.

Current wording

We have, and expect to continue to have, various credit and financing arrangements with third parties. These financing arrangements are secured by all or substantially all of our assets. Our existing credit and financing arrangements require us to meet certain financial condition tests. Our revolving credit facility prohibits our purchasing or redeeming stock, or declaring or paying dividends on shares of any class or series of our common or preferred stock if an event of default under such facility has or will occur and remains uncured. The agreements governing our debt, including the issuance of notes by WEST III, WEST IV, WEST V, WEST VI, and WEST VII, as well as the loans under our senior secured warehouse credit facility, also include restrictive financial covenants. A breach of those and other covenants could, unless waived or amended by our creditors, result in a cross-default to other indebtedness and an acceleration of all or substantially all of our debt. We have obtained waivers and amendments to our financing agreements in the past, but we cannot provide any assurance that we will receive such waivers or amendments in the future if we request or require them. If our outstanding debt is accelerated at any time, we likely would have little or no cash or other assets available after payment of our debts, which could cause the value or market price of our outstanding equity securities to decline significantly and we would have few, if any, assets available for distributions to our equity holders in liquidation.

Previous wording

We are affected by fluctuations in interest rates. Our lease rates are generally fixed, and a portion of our debt bears variable rate interest based on one-month term Secured Overnight Financing Rate (“SOFR”), so changes in interest rates directly affect our lease margins. From time to time, we seek to reduce our interest rate volatility and uncertainty through hedging with interest rate derivative contracts with respect to a portion of our debt. Our lease margins, as well as our earnings and cash flows may be adversely affected by increases in interest rates. To the extent we do not have hedges or other derivatives in place, or if our hedges or other derivatives do not mitigate our interest rate exposure from an economic standpoint, we would be adversely affected by increasing interest rates. The one-month term SOFR and the one-month London Inter-Bank Offered Rate (“LIBOR”) was approximately 5.38% and 4.39% on December 31, 2023 and 2022, respectively.

Current wording

We are affected by fluctuations in interest rates. Our lease rates are generally fixed, and a portion of our debt bears variable rate interest based on one-month term Secured Overnight Financing Rate (“SOFR”), so changes in interest rates directly affect our lease margins. From time to time, we seek to reduce our interest rate volatility and uncertainty through hedging with interest rate derivative contracts with respect to a portion of our debt. Our lease margins, earnings and cash flows may be adversely affected by increases in interest rates. To the extent we do not have hedges or other derivatives in place, or if our hedges or other derivatives do not mitigate our interest rate exposure from an economic standpoint, we would be adversely affected by increasing interest rates. One-month term SOFR was approximately 4.37% and 5.38% on December 31, 2024 and 2023, respectively.

Previous wording

Each of the WEST finance vehicles have various limitations on how we, as servicer, are allowed to manage the trusts. These restrictions include, but are not limited to, total replacement funds held during a given twelve-month period and lifetime of the trust, below value dispositions as well as limitations on sales subject to part out agreements.

Current wording

Each of the WEST finance vehicles and our senior secured warehouse credit facility have various limitations on how we, as servicer, are allowed to manage the trusts. These restrictions include, but are not limited to, total replacement funds held during a given 12-month period and lifetime of the trust, below value dispositions as well as limitations on sales subject to part out agreements.

Previous wording

Recently, inflation has increased throughout the U.S. economy. Inflation can adversely affect us by increasing the costs of labor and other costs as well as by reducing demand for air travel. In addition, inflation is often accompanied by higher interest rates, which could reduce the fair value of our outstanding debt obligations. In an inflationary environment, depending on airline industry and other economic conditions, we may be unable to raise prices enough to keep up with the rate of inflation, which would reduce our profit margins. We have experienced, and continue to experience, increases in the prices of labor and other costs of providing service. Continued inflationary pressures could impact our profitability.

Current wording

In prior years, inflation rates have increased throughout the U.S. economy. Increased inflation rates can adversely affect us by increasing our costs of labor, goods, and other operating costs and may reduce demand for air travel. In addition, inflation is often accompanied by higher interest rates, which could reduce the fair value of our outstanding debt obligations. In an inflationary environment, depending on airline industry and other economic conditions, we may be unable to raise prices enough to keep up with the rate of inflation, which would reduce our profit margins. We have experienced, and continue to experience, increases in the prices of labor and other costs of providing service. Continued inflationary pressures could impact our profitability and have a material adverse effect on our business, results of operations and financial condition.

Previous wording

In addition, the U.S. stock markets have experienced price and volume volatility that have affected many companies’ stock prices, often for reasons unrelated to the operating performance of those companies.

Current wording

As it relates to changes in dividends on our common stock, the declaration and payment of future dividends are dependent on many factors, including, but not limited to, our financial condition, and are at the discretion of the Company’s Board of Directors. If the Company fails to meet expectations related to dividends, the price of the Company’s common stock may decline. In addition, the U.S. stock markets have experienced price and volume volatility that have affected many companies’ stock prices, often for reasons unrelated to the operating performance of those companies.

Previous wording

For the year ended December 31, 2023, 66% of our lease rent revenue was generated by leases to foreign customers. Such international leases present risks to us because certain foreign laws, regulations, and judicial procedures may not be as protective of lessor rights as those which apply in the U.S. We are also subject to risks of foreign laws that affect the timing and access to courts and may limit our remedies when collecting lease payments and recovering assets. We also can give no assurance that political instability abroad and changes in the policies of foreign nations will not present expropriation risks in the future that are not covered by insurance.

Current wording

For the year ended December 31, 2024, approximately 69% of our lease rent revenue was generated by leases to foreign customers. Such international leases present risks to us because certain foreign laws, regulations, and judicial procedures may not be as protective of lessor rights as those which apply in the U.S. We are also subject to risks of foreign laws that affect the timing and access to courts and may limit our remedies when collecting lease payments and recovering assets. We also can give no assurance that political instability abroad and changes in the policies of foreign nations will not present expropriation risks in the future that are not covered by insurance.

Previous wording

As a result of new or threatened tariffs, sanctions and/or impediments to trade, both from the U.S. and other countries, there may be greater restrictions and economic disincentives on international trade. The new or threatened tariffs, sanctions and other changes in trade policy could trigger retaliatory actions by affected countries, and certain foreign governments have instituted or are considering imposing tariffs and/or economic sanctions on certain U.S. goods. We do a significant amount of business that would be impacted by changes to the trade policies of the U.S. and foreign countries (including governmental action related to tariffs, international trade agreements, or economic sanctions). Such changes have the potential to adversely impact the U.S. economy or certain sectors thereof, our industry, and the global demand for our products and services, and as a result, could have an adverse effect on our business, financial condition, and results of operations.

Current wording

As a result of new or threatened tariffs, sanctions and/or impediments to trade, both from the U.S. and other countries, there may be greater restrictions and economic disincentives on international trade. The new or threatened tariffs, sanctions and other changes in trade policy could trigger retaliatory actions by affected countries, and certain foreign governments have instituted or are considering imposing tariffs and/or economic sanctions on certain U.S. goods. The impact of these tariffs is subject to a number of factors, including the effective date and duration of such tariffs, changes in the amount, scope and nature of the tariffs in the future, any retaliatory responses to such actions that the target countries may take and any mitigating actions that may become available. A significant portion of our business could be impacted by changes to the trade policies of the U.S. and foreign countries (including governmental action related to tariffs, international trade agreements, or economic sanctions). Such changes have the potential to adversely impact the U.S. economy or certain sectors thereof, our industry, and the global demand for our products and services, and as a result, could have an adverse effect on our business, financial condition, and results of operations.

Previous wording

The engine and aircraft leasing industry is highly competitive and global. Our primary competitors include AerCap Holdings N.V., Shannon Engine Support Ltd., Pratt & Whitney, Rolls-Royce Partners Finance, Engine Lease Finance Corporation, and FTAI Aviation LTD.

Current wording

The engine and aircraft leasing and related services industry is highly competitive and global. Our primary competitors include AerCap Holdings N.V., Shannon Engine Support Ltd., Pratt & Whitney, Rolls-Royce Partners Finance, Engine Lease Finance Corporation, FTAI Aviation LTD., MTU Aero Engines Holding AG, SMBC Aero Engine Lease B.V., and StandardAero, Inc.

Previous wording

Substantially all of our assets are pledged to secure our obligations to creditors. Our revolving credit banks have a lien on all of our assets, including our residual interests in WEST III, WEST IV, WEST V, WEST VI, and WEST VII. Due to WEST III’s, WEST IV’s, WEST V’s, WEST VI’s, and WEST VII’s bankruptcy remote structures, that interest is subject to the prior payments of WEST III’s, WEST IV’s, WEST V’s, WEST VI’s, and WEST VII’s debt and other obligations. Therefore, our rights and the rights of our creditors to participate in any distribution of the assets of WEST III, WEST IV, WEST V, WEST VI, and WEST VII upon liquidation, reorganization, dissolution or winding up will be subject to the prior claims of WEST III’s, WEST IV’s, WEST V’s, WEST VI’s, and WEST VII’s creditors. Similarly, the rights of our shareholders are subject to satisfaction of the claims of our lenders and other creditors.

Current wording

Substantially all of our assets are pledged to secure our obligations to creditors. Our revolving credit and senior secured warehouse credit banks have a lien on all of our assets, including our residual interests in WEST III, WEST IV, WEST V, WEST VI, WEST VII, and WWFL. Due to WEST III’s, WEST IV’s, WEST V’s, WEST VI’s, WEST VII’s, and WWFL’s bankruptcy remote structures, that interest is subject to the prior payments of WEST III’s, WEST IV’s, WEST V’s, WEST VI’s, WEST VII’s, and WWFL’s debt and other obligations. Therefore, our rights and the rights of our creditors to participate in any distribution of the assets of WEST III, WEST IV, WEST V, WEST VI, WEST VII, and WWFL upon liquidation, reorganization, dissolution or winding up will be subject to the prior claims of WEST III’s, WEST IV’s, WEST V’s, WEST VI’s, WEST VII’s, and WWFL’s creditors. Similarly, the rights of our shareholders are subject to satisfaction of the claims of our lenders and other creditors.

Previous wording

Charles F. Willis, IV is the founder of WLFC, has served as a Director since our establishment in 1985, served as Chief Executive Officer from 1985 until April 2022, served as President until July 2011, and has served as Chairman of the Board of Directors from 1996 until April 2022, when he became Executive Chairman. Mr. Willis has over 55 years of experience in the aviation industry which includes serving as President of Willis Lease’s predecessor, Charles F. Willis Company, which purchased, financed, and sold a variety of large commercial transport aircraft and provided consulting services to the aviation industry, Assistant Vice President of Sales at Seaboard World Airlines, a freight carrier, and various positions at Alaska Airlines, including positions in the flight operations, sales and marketing departments. Mr. Willis brings to the Board significant senior leadership, sales and marketing, industry, technical and global experience, as well as a deep institutional knowledge of the Company, its operations and customer relations.

Current wording

Charles F. Willis, IV, who is the founder of WLFC and currently serves as our Executive Chairman, has served as a Director since our establishment in 1985, served as Chief Executive Officer from 1985 until April 2022, served as President until July 2011, and has served as Chairman of the Board of Directors from 1996 until April 2022, when he became Executive Chairman.

Previous wording

As of December 31, 2023, Mr. Willis beneficially owned or had the ability to direct the voting of 3,077,610 shares of our common stock, representing approximately 45% of the issued shares of our common stock. As a result, Mr. Willis effectively controls the Company and has the power to contest the outcome of substantially all matters submitted to our stockholders for approval, including the election of the Company's board of directors. In addition, future sales by Mr. Willis of substantial amounts of the Company’s common stock, or the potential for such sales, could adversely affect the prevailing market price of the Company’s common stock.

Current wording

As of December 31, 2024, Mr. Willis beneficially owned or had the ability to direct the voting of 3,018,806 shares of our common stock, representing approximately 42% of the issued shares of our common stock. As a result, Mr. Willis effectively controls the Company and has the power to contest the outcome of substantially all matters submitted to our stockholders for approval, including the election of the Company's board of directors. This concentration of ownership and decision making may make it more difficult for other stockholders to effect substantial changes in our company and may also have the effect of delaying, preventing or expediting, as the case may be, a change in control of our Company. In addition, future sales by Mr. Willis of substantial amounts of the Company’s common stock, or the potential for such sales, could adversely affect the prevailing market price of the Company’s common stock.

Previous wording

We are the servicer and administrative agent for the WEST III, WEST IV, WEST V, WEST VI, and WEST VII facilities and our cash flows would be materially and adversely affected if we were removed from these positions.

Current wording

We are the servicer and administrative agent for the WEST III, WEST IV, WEST V, WEST VI, and WEST VII facilities and the servicer agent for WWFL, and our cash flows would be materially and adversely affected if we were removed from these positions.

Previous wording

We are the servicer and administrative agent with respect to engines in the WEST III, WEST IV, WEST V, WEST VI, and WEST VII facilities. We receive monthly fees of 11.5% as servicer (3.5% of which is subordinated in each case) and 2.0% as administrative agent of the aggregate net rents actually received by WEST III, WEST IV, WEST V, WEST VI, and WEST VII on their engines. We may be removed as servicer and or administrative agent of our WEST III, WEST IV, WEST V, WEST VI, and WEST VII facilities by an affirmative vote of a requisite number of the WEST III, WEST IV, WEST V, WEST VI, and WEST VII note holders. Such vote could happen upon the occurrence of certain specified events as outlined in the WEST III, WEST IV, WEST V, WEST VI, and WEST VII servicing and administrative agency agreements.

Current wording

We are the servicer and administrative agent with respect to engines in the WEST III, WEST IV, WEST V, WEST VI, and WEST VII facilities and the servicer agent with respect to engines in WWFL. We receive monthly fees of 11.5% as servicer (3.5% of which is subordinated in each case) and 2.0% as administrative agent of the aggregate net rents actually received by WEST III, WEST IV, WEST V, WEST VI, and WEST VII on their engines. We receive monthly fees of 8.0% as servicer (3.5% of which is subordinated in each case) of the aggregate net rents actually received by WWFL for WWFL engines. We may be removed as servicer and or administrative agent of our WEST III, WEST IV, WEST V, WEST VI, WEST VII, and WWFL facilities by an affirmative vote of a requisite number of the WEST III, WEST IV, WEST V, WEST VI, WEST VII, and WWFL note holders. Such vote could happen upon the occurrence of certain specified events as outlined in the WEST III, WEST IV, WEST V, WEST VI, WEST VII, and WWFL servicing and or administrative agency agreements.

Previous wording

As of December 31, 2023, we were in compliance with the financial covenants set forth in the WEST III, WEST IV, WEST V, WEST VI, and WEST VII servicing and administrative agency agreements. There can be no assurance that we will be in compliance with these covenants in the future or will not otherwise be terminated as servicer or administrative agent for the WEST III, WEST IV, WEST V, WEST VI, and WEST VII facilities. If we are removed from such role with those facilities, our expenses would increase as our consolidated VIE’s WEST III, WEST IV, WEST V, WEST VI, and WEST VII would have to hire an outside provider to replace the servicer and administrative agent functions, and we would be materially and adversely affected. Consequently, our business, financial condition, results of operations and cash flows would be adversely affected.

Current wording

As of December 31, 2024, we were in compliance with the financial covenants set forth in the WEST III, WEST IV, WEST V, WEST VI, WEST VII, and WWFL servicing and or administrative agency agreements. There can be no assurance that we will be in compliance with these covenants in the future or will not otherwise be terminated as servicer and or administrative agent for the WEST III, WEST IV, WEST V, WEST VI, WEST VII, and or WWFL facilities. If we are removed from such role with those facilities, our expenses would increase as our consolidated VIE’s WEST III, WEST IV, WEST V, WEST VI, WEST VII, and WWFL would have to hire an outside provider to replace the servicer and administrative agent functions, and we would be materially and adversely affected. Consequently, our business, financial condition, results of operations and cash flows would be adversely affected.

Previous wording

Our board of directors has authorized the issuance of shares of Series A Preferred Stock and Series A-2 Preferred Stock, by us and to Development Bank of Japan Inc. (“DBJ”), with American Stock Transfer and Trust Company serving as rights agent. The rights agreement could make it more difficult to proceed with and tends to discourage a merger, tender offer or proxy contest. Our amended certificate of incorporation also provides that stockholder action can be taken only at an annual or special meeting of stockholders and may not be taken by written consent and, in certain circumstances relating to acquisitions or other changes in control, requires an 80% super majority vote of all outstanding shares of our common stock. Our bylaws also limit the ability of stockholders to raise matters at a meeting of stockholders without giving advance notice.

Current wording

Our board of directors has authorized the issuance of shares of Series A Preferred Stock, by us and to Development Bank of Japan Inc. (“DBJ”), with American Stock Transfer and Trust Company serving as rights agent. The rights agreement could make it more difficult to proceed with and tends to discourage a merger, tender offer or proxy contest. Our amended certificate of incorporation also provides that stockholder action can be taken only at an annual or special meeting of stockholders and may not be taken by written consent and, in certain circumstances relating to acquisitions or other changes in control, requires an 80% super majority vote of all outstanding shares of our common stock. Our bylaws also limit the ability of stockholders to raise matters at a meeting of stockholders without giving advance notice.