David Gaier is a communications professional, former chief spokesman for NRG Energy and PSEG Long Island, and consultant to renewable energy PR and communications agency Mahoney Communications in Manhattan. His career includes crisis communications, media relations, and public affairs, and includes significant industry experience in organized energy markets, environmental and state/federal regulatory matters; renewables and the energy transition; as well as professional services, commercial and military aviation, and B2B technology. He previously served in the US Marine Corps in Lebanon, Morocco, and the Philippines; and in Washington and Cairo as a Special Agent with the US Department of State's Diplomatic Security Service (DSS). He is a graduate of Miami University in Oxford, Ohio, and also attended The American University in Cairo, Egypt, and Tel Aviv University in Israel. He is also a Camp LeJeune poisoned water survivor.