General Atlantic, a global growth equity firm based in Greenwich, Conn., has announced the promotions of Graves Tompkins, Eduardo Samara and Nick Nash to principals. Mr. Tompkins is responsible for the firm's capital raising activities out of its New York office. He has also been active in the Energy and Resources and Healthcare sectors. Mr. Samara works out of the firm's São Paulo office in Brazil, where he focuses on investments in a variety of industries in Latin America. In 2011, Mr. Nash co-launched GA's Singapore office, which is focused on high growth economies in Southeast Asia.