Transwestern is a privately owned commercial real estate firm. It deals in the purchase and sale medical offices, call centers, warehouses, schools, hotels, retail stores, land and lots. The firm offers various services, including strategic planning and needs analysis, development, tenant advisory, project management, agency leasing, property and facility management and research. With one of its locations in Columbia, Md., Transwestern also provides information and assistance with various mortgages, loans and other financing options.