Equity Residential is one of the largest apartment owners in the US. The company acquires, develops, and manages multifamily residential properties, which includes the generation of rental and other related income through the leasing of apartment units to residents. A real estate investment trust (REIT), the company wholly owns about 400 garden-style, high-rise, and mid-rise multifamily communities with some 110,000 units in large metropolitan areas. Equity Residential also owns two military housing complexes and partially owns about two dozen other apartment properties totaling around an additional 10,200 units. Its properties are spread across 12 states and Washington, DC.