Sunstone Partners

Venture Capital and Private Equity PrincipalsCalifornia, United States51-200 Employees

Sunstone Partners is a growth-oriented private equity firm that makes majority and minority investments in technology-enabled services and software businesses. Founded in 2015, the firm has over $1.7 billion committed to its three funds. Sunstone Partners has been recognized on Inc. Magazine’s “Founder-Friendly Investors” list* five years in a row, in 2020, 2021, 2022, 2023 and 2024.

*Inc. Founder Friendly Investors  – Awarded by Inc. Magazine in October each year. This determination is made following application from private equity / venture capital firms that have exited U.S.-based, founder-led, private portfolio companies. The submitted application includes references from portfolio companies. This award reflects Inc. Magazine’s determination each such year that Sunstone Partners is a founder friendly firm that entrepreneurs can collaborate and trust as they receive the financial support they need to help drive growth. A fee is paid to be considered for the award. The full extent of the range and scope of firms and data included in the evaluation is unknown. To compile the list, Inc. went straight to the source: entrepreneurs who have sold to private equity and venture capital firms. Founders fill out a questionnaire about their experiences partnering with private equity and venture capital firms and shared share data on how their portfolio companies have grown during these partnerships.

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