Sunstone Partners
San Mateo, Californiasunstonepartners.com
Overview
Sunstone Partners is a growth-oriented private equity firm that invests in AI- and technology-enabled services and software companies. The firm seeks to partner with exceptional entrepreneurs, often as their first institutional capital partner, to help accelerate organic growth and fund acquisitions. Sunstone Partners has been recognized on Inc. magazine's “Founder-Friendly Investors” list in each of the last five years. This recognition is a testament to the firm's collaborative portfolio engagement approach aimed at enabling companies to thrive through support of the management team, active strategic guidance, and execution of operational best practices.
Investments
| Company | Date | Stage | Lead |
|---|---|---|---|
| Peloton Consulting Group | May 2026 | Private Equity | Lead |
| Clearwater | Sep 2025 | Buyout/LBO | Lead |
| ProgenyHealth, LLC | May 2025 | Growth Equity | Co-investor |
| Knowtion Health | Aug 2024 | M&A | Co-investor |
| Accuhealth | Jul 2024 | Corporate Funding | Lead |
Sector & Stage Mix
Industry, funding stage, and valuation band breakdowns.