PIONEER POWER SOLUTIONS INC

A description of the risks associated with our business, financial condition and results of operations is set forth in “Item 1A. Risk Factors” of our annual report on Form 10-K for the fiscal year ended December 31, 2023, as filed with the Securities and Exchange Commission on July 26, 2024, and are supplemented with the following revised risk factor:

We currently derive a significant portion of our revenues from two customers. Material or significant loss of business from these customers could have an adverse effect on our business, financial condition and operating results.

We depend on two customers for a large portion of our business, and any change in the level of orders from these customers could have a significant impact on our results of operations. Approximately 26% and 11% of our sales during the three and nine months ended September 30, 2024, respectively, were made to one customer, and approximately 10% of our sales during the three months ended September 30, 2024, were made to another customer. Loss of business from these customers could have an adverse effect on our business, financial condition and operating results. The majority of our sales to these customers were made pursuant to contract terms and conditions for each project.