Managing Partner, Greater Los Angeles, Ernst & Young

Park took the reins as managing partner in July after serving as a tax partner with the accounting firm. In his new position, Park oversees 2,300 employees across the Los Angeles region. The firm’s greater Los Angeles office serves 40% of Fortune 1000 companies and 31% of the Russell 3000 Index companies. Park joined Ernst & Young in 2005 after earning his master’s degree from the University of Washington. He started as a tax intern and worked his way up the ranks. In his most recent role as a tax partner, he advised pre-IPO companies from a variety of industries. He is on the boards of the Girl Scouts of Greater Los Angeles, the L.A. Philharmonic and the Los Angeles Area Chamber of Commerce, and he leads Ernst & Young’s Entrepreneur of the Year program for Los Angeles.

YEARS ON THE LA500: 1