Mark Heising is the founder and a managing director of Medley Partners, an investment firm located in San Francisco, California. Mark serves on the boards of the Environmental Defense Fund and the Institute for Advanced Study. Previously, he worked as a chip design engineer before founding VLSI Cores, which designed and licensed cryptographic integrated circuits. Mark earned a bachelor’s degree in physics and a master’s in electrical engineering and computer sciences from the University of California, Berkeley.
Mark Heising and Liz Simons founded the Foundation in 2007 and joined the Giving Pledge in 2016, publicly committing the majority of their wealth to philanthropic causes. You can read the letter they wrote about why they joined here.