David is a private equity investor in the field of sustainability and clean energy. Most recently, he acted as the senior operating executive at Pegasus Capital Advisers, a New York City-based private equity firm specialized in this area. David also serves on the Board of Directors of ACWA Power, a leading Saudi Arabian infrastructure company and on the advisory board of JERA, Inc., a joint venture between Tokyo Electric and Chubu Electric. David also is an editor-at-large at GreenBiz.
Previously, David was CEO of NRG, which he joined in 2003 when it was in Chapter 11 bankruptcy. He grew it over his 12-year tenure to be a Fortune 200 company, engaged in conventional power generation and, after the acquisition of Reliant in 2009, in competitive retail electricity services. David pioneered the yieldco asset class with the IPO of NRG Yield in July 2013. David also led NRG to the forefront of next-generation clean energy development as one of the nation’s largest utility scale renewables company, a top four home solar business, the owner of the world’s largest post combustion carbon capture project and the nation’s most extensive level 3 electric vehicle charging network.