A.J. Dwoskin is a real estate company that handles commercial and residential properties throughout the Northern Virginia suburbs of Washington, D.C. Opened in 1967, Dwoskin sells townhouses, apartments, mobile homes and corporate rentals in Arlington, Fairfax, Fauquier and Prince William counties. With its sizeable 100-person staff, the company's services include acquisition, construction, property management, leasing and asset management.