Insights

Growth focus Sunstone Partners is a growth-oriented private equity firm with over $1.7 billion across three funds and a track record of founder-friendly partnerships, signaling a strong emphasis on scalable technology-enabled services and software investments. This presents an opportunity to target portfolio companies that may benefit from deep operational support and accelerated go-to-market improvements.

AI and tech driven Recent activity highlights investments in AI-driven transformations and technology-enabled services, including strategic stakes in Peloton Consulting Group, Clearwatersecurity, ProgenyHealth, and KMS Technology. Engage with Sunstone on AI-first modernization initiatives, data platform enhancements, and automation-driven efficiency projects.

Portfolio Ops New leadership hires such as an Head of Portfolio Operations and an Operating Advisor indicate a dedicated focus on portfolio performance and operational improvements. This signals readiness for services around integration, process optimization, technology modernization, and post-investment value creation.

Healthcare and security Investments into healthcare-focused enablers like Clearwatersecurity and ProgenyHealth suggest targeting opportunities in healthcare cybersecurity, compliance, and managed care operations. Position offerings that align with regulatory readiness, risk management, and patient data workflows.

Strategic partnerships Active fundraising and growth investments imply Sunstone seeks strategic partnerships that accelerate growth in software-enabled services. Propose scalable software platforms, AI-enabled automation suites, and managed services that can pair with Sunstone portfolio companies to drive revenue expansion and margin improvement.

Similar companies to Sunstone Partners

Sunstone Partners Tech Stack

Sunstone Partners uses 8 technology products and services including Squarespace, WordPress, MySQL, and more. Explore Sunstone Partners's tech stack below.

  • Content Management System
  • Content Management System
  • MySQL
    Database
  • Email Security
  • jQuery
    Javascript Libraries
  • Really Simple Discovery
    Miscellaneous
  • Security
  • Apache HTTP Server
    Web Servers

Media & News

Sunstone Partners's Email Address Formats

Sunstone Partners uses at least 4 email formats:
Sunstone Partners Email FormatsExamplePercentage
FLast@sunstonepartners.comJDoe@sunstonepartners.com
93%
First.Last@sunstonepartners.comJohn.Doe@sunstonepartners.com
4%
First@sunstonepartners.comJohn@sunstonepartners.com
2%
FMiddleLast@sunstonepartners.comJMichaelDoe@sunstonepartners.com
1%

Frequently Asked Questions

What is Sunstone Partners's official website and social media links?

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Sunstone Partners's official website is sunstonepartners.com and has social profiles on LinkedIn.

How much revenue does Sunstone Partners generate?

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As of August 2026, Sunstone Partners's annual revenue is estimated to be $50M - $100M.

What is Sunstone Partners's NAICS code?

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Sunstone Partners's NAICS code is 52391 - Miscellaneous Intermediation.

How many employees does Sunstone Partners have currently?

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As of August 2026, Sunstone Partners has approximately 52 employees across 2 continents, including North America and Europe. Key team members include Partner: J. H., Owner: J. S. and Vice President: R. V. Explore Sunstone Partners's employee directory with LeadIQ.

What industry does Sunstone Partners belong to?

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Sunstone Partners operates in the Venture Capital and Private Equity Principals industry.

What technology does Sunstone Partners use?

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Sunstone Partners's tech stack includes Squarespace, WordPress, MySQL, Mimecast, jQuery, Really Simple Discovery, KnowBe4 and Apache HTTP Server.

What is Sunstone Partners's email format?

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Sunstone Partners's email format typically follows the pattern of FLast@sunstonepartners.com. Find more Sunstone Partners email formats with LeadIQ.

When was Sunstone Partners founded?

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Sunstone Partners was founded in 2015.
Sunstone Partners logo

Sunstone Partners

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

Sunstone Partners is a growth-focused private equity firm based in San Mateo, California, founded in 2015. It partners with technology-enabled services and software companies to support scalable expansion and operational improvement. The firm has been recognized by Inc. Magazine as founder-friendly for several consecutive years.

The team maintains a relatively small professional staff. In February 2026, Sunstone Partners appointed Jason Wojahn as an Operating Advisor to help guide portfolio execution.

Section iconCompany Overview

NAICS Code
52391 - Miscellaneous Intermediation
Founded
2015
Employees
51-200

Section iconFunding & Financials

  • $50M - $100M

    Sunstone Partners's revenue is estimated to be in the range of $50M - $100M

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