Fortress Investment Group LLC is a global real estate related private equity investor, with over �800m of discretionary equity capital. Fortress is headquartered in New York, and has over 60 employees world-wide. Additionally, Fortress has offices in London, Tokyo, Toronto and Dallas.

Fortress focuses on longer-term investments that include both real estate and structured finance elements. These include real estate operating companies, privatisation and securitisation. The principal's significant investments include Annington Homes, the �1.7bn privatisation of the UK Ministry of Defence married quarters estate; direct ownership and management of over �400m of commercial real estate in the US, Canada and Continental Europe and controlling stakes in several publicly traded real estate investment trusts (REITs).

Fortress is actively expanding its presence in the UK property market through its investment in Mapeley.