Sam F. Stoutner

Madison Williams & Co. LLC The firm was founded as the result of a management buyout of the principal capital markets business of Sanders Morris Harris Group (NASDAQ: SMHG). Madison Williams & Co. provides investment banking, equity and fixed-income sales, trading and research services to institutional and corporate clients throughout the US. Their research efforts focus on the following sectors: oil & gas exploration and production, engineering and construction, business services, healthcare services and various master limited partnerships (MLPs). The company was founded in 2010 and was headquartered in New York, NY.

Natural Gas Partners LLC (NGP) is a private equity firm, a subsidiary of NGP Energy Capital Management, LLC founded in 1988 by David Russell Albin and Kenneth Alfredo Hersh. The firm is headquartered in Dallas, Texas.

Switchback Energy Acquisition Corp. is a blank check company, which operates as an emerging growth company. It aims to effect a merger, capital stock exchange, asset acquisition, stock purchase, reorganization or similar business combination with one or more businesses. The company was founded on May 10, 2019 and is headquartered in Dallas, TX.

NGP Energy Capital Management LLC operates as a private equity firm in the natural resources industry. It considers investment in companies specializing in the oil and gas acquisitions and exploitation; oil and gas development drilling; midstream acquisitions and development opportunities; and oil and gas minerals and royalties. The company was founded by Kenneth Alfredo Hersh and David Russell Albin in 1988 and is headquartered in Dallas, TX.

Switchback II Corp. operates as a blank check company, which is formed for the purpose of effecting a merger, amalgamation, share exchange, asset acquisition, share purchase, reorganization or similar business combination with one or more businesses or entities. The company was founded by James E. Mutrie and Scott McNeill on October 7, 2020 and is headquartered in Dallas, TX.

Switchback III Corp. operates as a blank check company. It is formed for the purpose of effecting a merger, capital stock exchange, asset acquisition, stock purchase, reorganization or similar business combination with one or more businesses. The company was founded on January 28, 2021 by Scott McNeill and James E. Mutrie and is headquartered in Dallas, TX.