Greystone Housing Impact Investors LP acquires, holds, sells, and deals in a portfolio of mortgage revenue bonds (MRBs) that are issued to provide construction and/or permanent financing for multifamily and student housing residential properties and commercial properties. It operates through four segments: Affordable Multifamily MRB Investments, Seniors and Skilled Nursing MRB Investments, MF Properties, Market-Rate Joint Venture Investments. The company was formerly known as America First Multifamily Investors, L.P. and changed its name to Greystone Housing Impact Investors LP in December 2022. The company was incorporated in 1998 and is based in Omaha, Nebraska.