Willis Lease Finance Corporation

Willis Lease Finance Corporation is a lessor and servicer of commercial aircraft and aircraft engines. The company aims to generate returns primarily through lease rent and maintenance reserve revenues from its owned assets, and through management fees for assets owned by third parties. As of December 31, 2025, the company's operating lease portfolio included $2,801.7 million in equipment, $139.9 million in notes receivable, $30.6 million in maintenance rights, and $16.6 million in investments in sales-type leases. This portfolio comprised 363 engines, 20 aircraft, one marine vessel, and other leased parts and equipment, serving 69 lessees across 37 countries. Additionally, Willis Lease Finance Corporation managed 116 engines and related equipment for third parties as of the same date. Willis Aeronautical Services, Inc. (Willis Aero), a wholly-owned subsidiary, focuses on selling aircraft engine parts and materials, primarily through acquiring or consigning aircraft and engines. The company was incorporated in Delaware in 1998.