Founded in 1917 as a two-man partnership firm, Vinson & Elkins offers legal services to individual and institutional clients. The firm operates through a network of more than 700 attorneys and maintains nearly 15 offices worldwide. With an expertise in oil and gas sector, the firm offers a spectrum of legal services in transactional, litigation, regulatory and taxation, as well as international matters. Its practice areas include commercial and business litigation, condemnation and land use, labor and employment, securities litigation and enforcement, export controls and economic sanctions, government's antiterrorism initiatives, and technology transactions and licensing. As a part of civic and community services, Vinson & Elkins offers legal representation and advisory services to various schools, colleges and nonprofit organizations. It supports the American Cancer Society, American Heart Association, Retina Research Foundation, Rice University and Houston Humane Society. The firm maintains an office in Dallas.