W. P. Carey Inc.

This summary highlights information contained in this Proxy Statement. The summary does not contain all of the information you should consider and you should read the entire Proxy Statement carefully before voting.

Ways to Vote

InternetVisit www.proxyvote.com. You will need the 16-digit number included on your proxy card, voter instruction form or notice.

PhoneCall 1-800-690-6903 or the number on your voter instruction form. You will need the 16-digit number included on your proxy card, voter instruction form or notice.

Mail Send your completed and signed proxy card or voter instruction form to the address on your proxy card or voter instruction form.

QR CodePoint your smartphone camera at the icon to the left to visit www.proxyvote.com. You will need the 16-digit number included on your proxy card, voter instruction form or notice.

Voting Matters and Board Recommendations

2024 Performance Highlights

We are proud of our accomplishments over the past year, enhancing our portfolio and strengthening our balance sheet. We take a long-term view with respect to both investing and our performance, and we are pleased to have executed well on behalf of our shareholders.

1. See Appendix A for a description of these non-GAAP financial measures.

2025 Proxy Statement 1

Governance Highlights

Because we believe that a company's tone is set at the top, we are proud to report on our Corporate and Board-level governance provisions, many of which are recognized as best practices. Critical components of our governance profile include:

Our Approach to Compensation

Our compensation programs are designed to align executive pay with Company performance and to motivate management to make sound financial decisions that increase the value of the Company. The substantial majority of the potential compensation opportunities for our named executive officers ("NEOs") is at-risk and aligned with shareholder outcomes over time.

1. Due to rounding will not equal 100%.

2. Includes pay for John J. Park, who served as an NEO of the Company until September 30, 2024.

3. As defined in Appendix A.

2 2025 Proxy Statement

Director Nominee Snapshot

The nominees for our Board are comprised of our CEO and nine independent Directors, and offer a mix of tenured and newer Directors, each with different backgrounds. We believe this diversity provides the varied viewpoints and robust discussion that result in better outcomes for our shareholders.

Board Nominee Composition

Our Board brings a strong mix of real estate expertise, international insights, strategic planning, risk management & oversight, and public company board and management experience. We believe our Director nominees have the skills and experience necessary to fulfill the Board's responsibilities for strategic oversight, succession planning and other fiduciary duties, as well as the knowledge and vision needed for the advancement of our business strategy and objectives.

2025 Proxy Statement 3

Corporate Responsibility Highlights

We remain committed to the two core principles that have guided us since our founding in 1973: Investing for the Long Run® and Doing Good While Doing Well®. They continue to guide the way we run our business and view the world. Our founder, Wm. Polk Carey, believed — as we do today — that our business by its very nature promotes prosperity, but that our responsibility does not end there. He understood that good corporate citizenship was fundamental to good business and to creating long-term value for our investors. Today his vision and values live on through our corporate responsibility initiatives, focused on our ESG objectives. Our ESG Report is available on our website at www.wpcarey.com/esg.

Our 2024 ESG highlights include:

ENVIRONMENTAL

■Increased the percentage of our portfolio(2) (by square feet) tied to a lease that includes green lease provisions to 31%, driving improved insight into the power consumption and carbon footprint of our portfolio

■Established a near-term reduction target for our scope 1 and 2 emissions, aligned with the Paris Agreement and the Science Based Targets initiative (SBTi) and amended our credit facility to include sustainability-linked pricing

■Achieved Gold level recognition as a Green Lease Leader for the third year in a row(1)

■Owned 6.3 million square feet of green-certified buildings as of December 31, 2024(3)

1. Recognized as a Green Lease Leader in 2022, 2023 and 2024.

2. Portfolio information reflects pro rata ownership of real estate assets (excluding operating properties) as of December 31, 2024.

3. For a building to be considered "green certified" under our investment criteria, it must at a minimum be certified by LEED, BREEAM or a similarly recognized organization or certification process. LEED™— an acronym for Leadership in Energy and Environmental Design™— and its related logo are trademarks owned by the U.S. Green Building Council and are used with permission. Learn more at www.usgbc.org/LEED. BREEAM is a registered trademark of BRE (the Building Research Establishment Ltd. Community Trade Mark E5778551). The BREEAM marks, logos and symbols are the Copyright of BRE and are reproduced by permission.

4 2025 Proxy Statement

Environmental, Social and Governance Highlights

SOCIAL

■Certified™ by Great Place to Work® in both the U.S. and the Netherlands

■Selected as one of Fortune's Best Workplace for Women, in Real Estate and in New York

■Sponsored 13 employees to run in the New York City Marathon and, together with the W. P. Carey Foundation, raised over $130,000 for NewYork-Presbyterian Hospital. The Company also sponsored a team of nine employees to run the Mizuno Half Marathon in Amsterdam.

■Recognized by the American Heart Association for Silver level achievement on the Well-being Works Better™ Scorecard and by Cigna Healthcare as a Bronze level recipient of the Healthy Workforce Designation

■Provided financial support to a variety of organizations within the communities we operate, including hospitals, museums and other programs

■Welcomed 14 students for our global summer internship program, with four returning in full-time roles

■Sponsored employee volunteer opportunities, including the City Harvest "food rescue" at the Union Square Greenmarket and "plastic fishing" in the Amsterdam Canals to collect and repurpose waste

GOVERNANCE

■Maintained the highest QualityScore rating of "1" in Governance from ISS

■Improved our MSCI ESG Rating; Upgraded from "BBB" to "A"

■Published our sixth annual standalone ESG Report

■Maintained GRESB Public Disclosure Score of "A"

■Adopted our ESG Policy Statement

■Women represent 40% of Board

2025 Proxy Statement 5