Menu Toggle Real Estate Investment, Development, and Management Since 1982 21 Alpha Group is a national network of real est ... ate development, management and investment companies with an outstanding reputation for quality and excellence in the multifamily housing and hotel industries. Together we have more than 350 professionals staffed across various real estate disciplines, including development, construction, leasing, property management, asset management, accounting, and legal. Our group is deeply committed to the resident and guest experience and to the preservation of affordable housing in the continental United States and Puerto Rico. read more