Aergen is backed by a number of experienced transport sector investors, led by Greenbriar and including Crestline and Lapointe.

Greenbriar was founded in 1999 and focuses exclusively on transportation and other related sectors. The firm currently employs 21 investment professionals and is investing from its third fund, which totals $1.1 billion. Greenbriar’s investors include some of the world’s largest foundations, university endowments, family offices and insurance companies.

Crestline Investors, Inc., founded in 1997 and based in Fort Worth, Texas, is an institutional alternative investment management firm. Crestline specializes in credit and opportunistic investments, including financing and restructuring solutions for mature private equity funds. In addition, the firm manages a multi-PM equity market-neutral hedge fund, and provides Beta and Hedging Solutions for Institutional clients. Headquartered in Fort Worth, Texas, the company maintains affiliate offices in New York City, Chicago, London, Toronto and Tokyo.

KF Capital Ltd., is a private wealth fund based in Kelowna, British Columbia and managed in Toronto, Ontario.  It is affiliated with KF Aerospace, a Canadian aerospace company founded by Barry Lapointe, that operates in the MRO, cargo carrier, aircraft leasing and military training sectors.  The firm invests in aviation-related private equity opportunities around the world.