Mike Schroepfer is an entrepreneur, technical architect, climate investor, and philanthropist. He currently serves as a Partner at Gigascale Capital, a venture capital firm focused on investing in tech and science to combat climate change. He is also a Co-Founder of Additional Ventures, a philanthropic organization established in 2017 with his wife Erin Hoffman, which makes grants in areas such as Biomedical Research, Climate Action, and Community & Democracy.