# Summit Partners

> Summit Partners is a Boston-based growth equity firm that has backed more than 550 companies since 1984, writing checks of roughly $10 million to $500 million into profitable, category-leading businesses across technology, healthcare and life sciences, and growth products and services. Managing over $44 billion in assets, the firm made an early bet on Uber, cashed in on McAfee, Avast and FleetCor, and rode Klaviyo from a bootstrapped startup to a New York Stock Exchange listing.

- **Founded:** 1984
- **Headquarters:** Boston, United States
- **Founders:** Roe Stamps (Co-Founder), Stephen Woodsum (Co-Founder), Gregory Avis (Co-Founder)
- **Team size:** 225+ investment professionals across five offices
- **Products:** Growth Equity Investing, U.S. Growth Equity Funds, Public Equity (Summit Partners Public Asset Management), Operations & Strategic Support
- **Notable:** Backed more than 550 companies since 1984, Grew assets under management to over $44 billion, Made an early growth investment in Uber in 2011

## Products & services

- **Growth Equity Investing** — Minority and majority growth investments of roughly $10M to $500M into profitable, category-leading growth companies across technology, healthcare and life sciences, and growth products and services.
- **U.S. Growth Equity Funds** — The firm's flagship fund series, most recently Summit Partners Growth Equity Fund XII, which closed at $9.5 billion in October 2024 targeting deals of $75M-$500M.
- **Public Equity (Summit Partners Public Asset Management)** — A public equity strategy built on the 2015 acquisition of Alydar Capital, investing in public growth companies.
- **Operations & Strategic Support** — In-house teams that help portfolio companies with human capital, go-to-market strategy, and data and analytics.

## Achievements

- Backed more than 550 companies since 1984
- Grew assets under management to over $44 billion
- Made an early growth investment in Uber in 2011
- Rode McAfee to a $7.7 billion acquisition in 2010
- Backed Klaviyo (~$150M in 2019) through its 2023 NYSE IPO
- Portfolio IPOs include FleetCor/Corpay, Arista Networks, Ubiquiti and DaVita
- Completed 280+ portfolio exits
- Closed a $9.5 billion twelfth U.S. growth equity fund in roughly five months

## Latest updates

- **2024-10** — Closed Summit Partners Growth Equity Fund XII at $9.5 billion, its largest U.S. growth fund, lifting total assets under management above $46 billion.
- **2024-01** — The firm's credit division stopped making new investments as it refocused on its core growth equity and public equity strategies.

## Links

- Website: https://www.summitpartners.com
- LinkedIn: http://www.linkedin.com/company/summit-partners
- Twitter/X: https://twitter.com/SummitPartners
- Facebook: https://facebook.com/GoSummitPartner/

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Profile page: https://yespress.io/summit-partners
Published by YesPress — https://yespress.io
Last updated: 2026-08-15