Wiley Rein LLP counsel leaders in several industries, conduct business in more than 50 countries throughout the world and practice in more than 20 federal departments and agencies in Washington, D.C., as well as in federal and state courts across the country. Wiley Rein is a national law firm with more than 250 attorneys practicing in about 25 specialties of law. The company has its headquarters in Washington, D.C., and an office in northern Virginia. Clients range from Fortune 500 corporations and start-up ventures to trade associations and individuals with substantial business interests. Many partners have held federal government posts in the legislative and executive branches and have experience in private law practice as counselors, litigators, negotiators and strategic advisors.