Sigma Partners
Venture Capital and Private Equity PrincipalsCalifornia, United States11-50 Employees
Sigma Partners is a venture capital and private equity principals firm headquartered in Menlo Park, California (156 Diablo Road Suite 320, Menlo Park, CA 94025, United States). Founded in 1984 on the principle that people are the essential element of success, the firm focuses on identifying exceptional entrepreneurs with creative ideas and helping them build companies. The partnership emphasizes investing partners with hands-on experience from starting and running entrepreneurial businesses, enabling them to provide tactical and strategic guidance and access to a broad professional network in support of portfolio companies. Sigma Partners has a history of backing companies, including investments in Zetta (2024), aPriori Technologies (2019), Welltok (2016), Cirba (2012), and Strava (2011). The team size is 11-50 employees, and the firm maintains a website at sigmapartners.com.