Seth’s career spans venture capital investing as well as operational, transactional and advisory roles at both public and private companies. Prior to co-founding Foundry Group, Seth began his venture capital career at Mobius Venture Capital nearly 20 years ago.

Prior to Mobius, Seth held a variety of management and finance positions in both private and public companies.

Seth is a summa cum laude graduate of Macalester College in St. Paul, Minnesota with degrees in Economics and Psychology. He serves as a Trustee of the college. Seth is active throughout the entrepreneurial community in both the US and globally. He’s an advisor to a number of venture funds, including Sadara, the first ever Palestinian focused venture fund and The Greater Colorado Venture Fund (a fund focused on economic development in rural Colorado) as well as several other funds operating in North America, the Middle East and Africa. He’s a founder of Pledge 1% – an international organization that encourages companies to give back to their local communities through gifts of equity, profits, product and time (Pledge has over 12,000 member companies). Seth is a current board member of Gary Community Investments, which invests in for-profit and philanthropic solutions for Colorado’s low-income children and their families as well as For ClimateTech, addressing the urgent need for climate tech solutions. Seth is a former board member of The Unreasonable Institute, formerly on the board and executive committee of the Rocky Mountain Venture Capital Association, previously on the board of the Bard Center for Entrepreneurship at CU Denver, also previously on the board of the Denver chapter of the Association for Corporate Growth (ACG) and is a past Chair of the ESPRIT Awards. Seth is a founding member of the Colorado Chapter of the Entrepreneur’s Foundation as well as Colorado Entrepreneurial By Nature and also serves on the executive committee of StartupColorado (a public/private partnership in Colorado formed to promote economic development in rural Colorado).

Seth and his wife Greeley have 3 children. When not spending time with his family you might find him cycling around boulder, snowboarding or mountaineering the mountains of Colorado or sailing off the coast of Nantucket.  Seth writes a blog on technology, venture capital and living in Colorado at and can be found on twitter at @sether.

Seth is the author of The New Builders: Face to Face with the Future of Business. Available at: