Sunstone Partners
2026-08-27sunstonepartners.com
Overview
What they do
Sunstone Partners is a new investment fund focused on growth equity investments and majority buyouts in technology businesses in North America. The team previously worked together at Trident Capital, a multi-stage investment firm with seven funds and $1.9 billion under management since 1993.
The firm is currently investing out of Sunstone Partners I, LP, a fund with $310 million of committed capital. Sunstone Partners invests in both sizable minority positions and control transactions.
Sunstone Partners was founded in 2015 and is headquartered in Palo Alto, CA. It was previously known as TC Growth Partners.
sunstonepartners.com
What they look for
We seek to partner with exceptional entrepreneurs, often as their first institutional capital partner, to help accelerate organic growth and fund acquisitions.
sunstonepartners.com
Stage
Series B+
sunstonepartners.com
Sectors
AI, SaaS, Healthcare, Cybersecurity
sunstonepartners.com
Based
Palo Alto, US
sunstonepartners.com
Sources
2026-08-27sunstonepartners.comSunstone Partners is a growth-oriented private equity firm that invests in AI- and…
Portfolio, cheque size and the rest
The companies they have backed, the cheque they write, and whether they are deploying right now.
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