Marc has been a longtime active leader at UJA-Federation, involved with the Wall Street Division’s Private Equity Committee and the Wall St. Strategic Council. Marc was honored at the 2016 Wall Street Division Private Equity Recognition Event as well as the annual Wall Street Dinner in 2001. He previously chaired UJA’s Volunteer & Leadership Development Department and served on UJA’s President’s Advisory Council, the Health & Human Services Ad Hoc Committee, and the Time for Good Committee. In his current role as general campaign co-chair, Marc is a member of UJA’s Executive Committee and Board of Directors. 

Marc has had multiple philanthropic involvements, including serving as a trustee, member of the Executive Committee, and past chairman of the New York Executive Board of the Simon Wiesenthal Center. He is a Board member of the Jewish People’s Policy Institute, a past Board member of JCRC-NY, and a Wexner-Heritage alum.  

Marc founded Clarion Capital Partners in 1999 and, as its managing partner, provides the firm’s strategic vision and leadership. Clarion is a New York-based private equity firm focused on middle-market, growth businesses. Prior to launching Clarion, Marc was a managing director at Wasserstein Perella & Co., where he served as co-head of the Media, Telecommunications, Entertainment, and Technology Group, the Leveraged Finance Group, and the Retail Group. He was also a member of the firm’s Policy Committee. During this period, he led investments in Imax Corporation and All-Clad Holdings, Inc. From 1991 until 1993, Marc was a managing director at BT Securities, in the firm’s High Yield and Mergers and Acquisitions groups. From 1990 to 1991, he was the managing partner of Kent Capital Partners, a principal investment firm with limited advisory business. From 1983 to 1990, he was a partner at Drexel Burnham Lambert, in the firm’s M&A department.