William J. (John) Berger) is Co-Founder and Chief Executive Officer of Sunnova Energy Corporation, the leading U.S. residential solar + battery storage service provider. With nearly 60,000 customers, Sunnova uniquely provides a 25-year service commitment with every homeowner’s customized solar + storage system. Since its inception in 2012, Sunnova has raised over $2.5 billion through a diverse range of funding sources, including tax equity, debt and corporate equity, from institutional investors, private equity firms and major Wall Street banks. With over 21 years of energy industry experience, Berger also co-founded and served as Chief Executive Officer at SunCap Financial, a residential solar system lease provider. Before SunCap, Berger co-founded Standard Renewable Energy (SRE), a top-10 provider of renewable energy and energy-efficient products and services for residential, commercial and government customers. Berger graduated cum laude from Texas A&M University with a Bachelor of Science degree in civil engineering and received his MBA from Harvard Business School.