Foundry Group is a venture capital firm based in Boulder, Colorado, specializing in early-stage investments in technology companies. Founded by Brad Feld, Seth Levine, Ryan McIntyre, and Jason Mendelson, the firm has a history of supporting innovative startups across various sectors. Notable investments include Harmonix, Zynga, MakerBot, and Fitbit.

The firm's investment philosophy emphasizes long-term partnerships with entrepreneurs, providing not only capital but also strategic guidance to foster growth and success. Foundry Group is known for its collaborative approach, working closely with portfolio companies to navigate challenges and capitalize on opportunities. The firm's areas of focus include software, internet, and mobile sectors, with a particular interest in companies that have the potential to disrupt existing markets and create new ones.

Foundry Group's key differentiators include its deep industry expertise, extensive network, and commitment to supporting entrepreneurs throughout the lifecycle of their companies. The firm's geographic focus is primarily on North America, with a particular emphasis on the Boulder and Denver areas.