David Kieselstein

David Kielselstein currently serves as an Operating Partner on the Private Equity Investment Team, and is the former Chairman of MidOcean’s Executive Board. David was most recently the CEO of Penton, a former MidOcean portfolio company and the largest privately held professional information services company in North America. Prior to leading Penton, David served as CEO of TNS NA, led Dun & Bradstreet’s Small Business Division, and served in a range of key leadership roles at Time Warner, including Chief Executive of the Parenting Media Group and the Personal Finance Media Group, as well as head of Time Inc.’s centralized direct marketing and database division.