Karl is the Co-Founder of Arborview Capital, an impact investment firm formed in 2008 that partners with mission-driven management teams to build a more environmentally sound, resource-efficient future. At Arborview, Karl co-leads the investment team and co-manages the operations of the firm. Karl has been a board member for several current and past Arborview portfolio companies including Vital Farms (NASDAQ:VITL), Drexel Metals (Acquired by Carlisle Companies), and Soupergirl, and he an observer to the boards of Arborview portfolio companies Shenandoah Growers, TemperPack, and Copper Cow Coffee.

Prior to co-founding Arborview, Karl served as a partner with Columbia Capital, a sector-focused venture capital firm with over $2 billion under management. In his 12 years with Columbia Capital, Karl invested in 13 companies with a primary focus on enterprise and communications software, security, and managed IT services. Prior to Columbia Capital, Karl worked at J.P. Morgan Chase & Co. in New York and San Francisco where he specialized in corporate finance and capital markets for technology and communications clients.

In addition to his work as an impact investor, Karl is a board member for Impact Capital Managers, a network of 50+ leading market-rate impact investors, and he is on the Board of Trustees of Levine Music, an independent music school based in Washington, DC.

Karl received a Bachelor of Science in Finance from Lehigh University and lives with his wife and three daughters.