Stroock &amp; Stroock &amp; LavanStroock &amp; Stroock &amp; Lavan Stroock & Stroock & Lavan Stroock & Stroock & Lavan LLP (known as Stroock) is an American law firm based in New York City, with offices also in Los Angeles, Miami, and Washington, DC. Stroock provides transactional and litigation guidance to multinational corporations, financial institutions, investment banks, and private equity firms in the U.S. and abroad. Stroock's practice areas include capital markets/securities, commercial finance, mergers and acquisitions and joint ventures, private equity, private funds, derivatives and commodities, employment law and benefits, energy and project finance, entertainment, environmental law, financial restructuring, financial services litigation, government relations, insurance, intellectual property, investment management, litigation, national  security, personal client services, real estate, structured finance, and tax. The firm and many of its attorneys are annually ranked and listed in a number of industry publications, including "Chambers USA", "Chambers Global", "The Legal 500", "Best Lawyers," and "Super Lawyers". History. The firm was founded in New York City in 1876 by M. Warley Platzek at 176 Broadway as a solo practice. In 1886, associate Moses J. Stroock joined the firm, followed ten years later by his younger brother, Sol M. Stroock. In 1907, when Platzek left for the New York Supreme Court, the firm was renamed Stroock & Stroock . Two years later, the firm moved to 30 Broad Street, adjacent to the New York Stock Exchange, and began cultivating its long-standing relationships with Wall Street’s major financial companies. In 1919, Peter I. B. Lavan joined the firm. Over the next two decades, Stroock continued its shift toward a corporate and financial practice, developing a national reputation in commercial law. Its offices moved to 61 Broadway in 1937 and the firm was renamed Stroock & Stroock & Lavan in 1943. Stroock opened its Los Angeles office in 1975. In 1983, the New York office moved to 7 Hanover Lane, and , finally, into its current office space at 180 Maiden Lane. In 2013, Stroock opened its Washington, DC office on K Street. The firm has assisted Mark Burnett and Roma Downey with legal advisement when forming the United Artist Media Group in September 2014. Practice areas. Stroock's main practice groups include: Stroock & Stroock & Lavan Stroock & Stroock & Lavan LLP (known as Stroock) is an American law firm based in New York City, with offices also in Los Angeles, Miami, and Washington, DC. Stroock provides transactional and litigation guidance to multinational corporations, financial institutions, investment banks, and private equity firms in the