Dan Leff has extensive operating experience building, leading and restructuring global energy and facilities services businesses. Dan currently serves as executive chairman of the board of ServiceChannel, a facilities management software company. He has served as executive chairman of Viridity Energy, an energy markets software and technology company and CEO and member of the board of directors of Hara Software, a global energy and sustainability enterprise software company. Previously, Dan was an Advisory Partner at Clayton, Dubilier & Rice where he worked on sourcing and evaluating new transactions, as well as providing strategic insights related to CD&R portfolio company matters.
Formerly, Dan served at Invensys plc, a £7 billion worldwide manufacturing and services company, where he co-led a turnaround as co-COO and as COO of the Energy Management Division. Prior to joining Invensys, Dan was selected to be chairman and CEO of Enron Energy Services by the creditor-appointed management team to help lead the parent corporation following its 2001 bankruptcy filing. Earlier Dan was COO of Enron Energy Services and also led the restructuring of the parent company’s international power plant and pipeline engineering and construction business. Dan previously founded a forward-looking energy services company, which he sold to Enron in 1997. Previously, he operated, acquired and sold a New York City-based energy services company.
Dan serves on the boards of a private company and non-profit organizations and has served on the board, audit and compensation committees of Credit Acceptance Corp., a publicly traded company. Dan holds a Bachelor of Science degree in Mechanical Engineering from Union College in Schenectady, New York.