AerCap Holdings N.V. engages in the lease, financing, sale, and management of commercial flight equipment in the United States, China, and internationally. The company engages in aircraft asset management services, such as remarketing aircraft and engines for lease or sale; collecting rental and supplemental maintenance rent payments, monitoring aircraft maintenance, monitoring and enforcing contract compliance, and accepting delivery and redelivery of aircraft and engines; and conducting ongoing lessee financial performance reviews. Its aircraft asset management services also include periodically inspecting the leased aircraft and engines; coordinating technical modifications to aircraft to meet new lessee requirements; conducting restructuring negotiations in connection with lease defaults; repossessing aircraft and engines; arranging and monitoring insurance coverage; registering and de-registering aircraft; arranging for aircraft and engine valuations; and providing market research services. In addition, the company provides cash management services, including treasury services, such as the financing, refinancing, hedging, and ongoing cash management of vehicles; and administrative services comprising accounting and corporate secretarial services consisting of the preparation of budgets and financial statements. Further, it offers airframe and engine parts and supply chain solutions to airlines; maintenance, repair, and overhaul service providers; and aircraft parts distributors. The company has a portfolio of owned, managed, or on order aircraft, consisting of 3,525 aircraft, engines, and helicopters. AerCap Holdings N.V. was founded in 1995 and is headquartered in Dublin, Ireland.