Stephan Feilhauer

German School Brooklyn engages in the provision of elementary education services. It offers education from lower school; dual-language instruction; fine arts; and year-round programming. The company was founded by Kathrin Nagle, Muriel Plag, and Sonja Einoedter in September 2014 and is headquartered in Brooklyn, NY.

Advanced Microgrid Solutions, Inc. develops customer-sited energy storage systems. It offers hybrid-electric buildings which deploy large networks of battery systems in targeted buildings where electric utilities need grid support. The company also designs, finances, installs and manages energy storage solutions for commercial, industrial and government building owners. The company was founded by Susan P. Kennedy and Jackalyne Pfannenstiel and is headquartered in San Francisco, CA.

Tech & Energy Transition Corp. operates as a blank check company. It was 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 December 4, 2017 and is headquartered in New York, NY.

Part of EQS Group AG, Business Keeper GmbH is a German company that provides a whistleblower software called BKMS® System. The company is based in Berlin, Germany. The software is highly secure, anonymous, and certified, making it an ideal solution for corporations and public institutions. The company was founded in 2001 by Kenan Tur, and the CEO is Kai Leisering. Business Keeper was acquired by EQS Group AG on June 11, 2021 for $115.63 million.

S2G Ventures LLC (S2G Ventures) is a venture capital firm founded in 2014 by Victor E. Friedberg. The firm is headquartered in Chicago, Illinois.

Part of Macquarie Group Ltd., Macquarie Holdings (U.S.A.) Inc. operates as an investment holding company with interest in petroleum operations. The company is based in New York, NY.

Part of Deutsche Bank AG, Deutsche Bank Corp. is a company based in New York, NY.