About Summit Partners
Summit Partners is a private equity firm founded in 1984. It is primarily based in Boston, United States. As of Jun 2026, Summit Partners is an active investor with a portfolio of 468 companies, comprising 468 funding rounds and 43 acquisitions. In the last 12 months, it has participated in 4 funding rounds. The firm primarily invests in companies based in United States and United Kingdom. Its portfolio is spread across a wide range of sectors from Enterprise Applications to Consumer. Its latest investment was a $***** Series A round in Stay22 on Feb 26, 2026
Overall Summit Partners portfolio has seen 31 unicorns, 36 IPOs and 212 acquisitions including key companies like Uber, Lazada and Spinny. A lot of funds co-invest with Summit Partners, with names like Kinnevik sharing a substantial percentage of its portfolio.
Summit Partners has a team of 182 people, including 30 partners.
Key Metrics
Summit Partners' Portfolio
Summit Partners has a portfolio of 468 companies. They have invested in a total of 468 companies. Their most recent investment was in Stay22 (Series A round) on Feb 26, 2026. Here are the most recent investments by Summit Partners:Date | Company | Round | Amount | Co-Investors |
|---|---|---|---|---|
Feb 26, 2026 | Series A | 1777 | - | |
Jul 14, 2025 | Seed | 8802 | - | |
Jul 07, 2025 | PE | 3201 | - | |
Jun 16, 2025 | Seed | 6271 | - |
Summit Partners has acquired 43 companies. Their most recent acquisition was of Simply TV on Apr 02, 2025. Here are the most recent acquisitions by Summit Partners:
Acquisition Date | Company | Short Description | Total Funding | Founded Year |
|---|---|---|---|---|
Apr 02, 2025 | Provider of video metadata and content discovery solutions for TV and streaming platforms | - | 2019 | |
Feb 29, 2024 | Restoration contractor offering fire damage, water damage, remodeling, and emergency services | - | 1996 | |
Jan 30, 2024 | Provider of car repair services | - | 2020 | |
May 10, 2023 | Stunning glass prints transforming photos into vibrant, frameless art | $2.12M | 2009 |
Here is the portfolio snapshot of Summit Partners:
Investments by Year
The maximum number of investments were made in 2021
Acquisitions by Year
The maximum number of acquisitions were made in 2018
Portfolio by Location
Companies are primarily in United States and United Kingdom
Portfolio by Sector
Companies are primarily in Enterprise Applications
Team profile of Summit Partners
Summit Partners has a team of 182 members including 30 Partners, 1 Venture Partner and 42 Principals located in United States, United Kingdom and 5 more locations. Summit Partners' team sits on the board of 3 companies.Here is a list of top team members in Summit Partners:
Name | Designation | Location | Board Memberships | Contact Details |
|---|---|---|---|---|
Partner | Boston | - | ||
Partner | Menlo Park | - | ||
Partner | Menlo Park | - | ||
Partner | Boston | - | ||
Partner | Menlo Park | - | ||
Partner | Menlo Park | - | ||
Partner | Menlo Park | - | ||
Partner | London | - | ||
Partner | Boston | - | ||
Partner | Menlo Park | - | ||
Partner | Key West | - |
Co-investors of Summit Partners
Over the past 42 years, 115 investors have co-invested in Summit Partners's portfolio companies.
- Top Co-investors of Summit Partners: 115 investors entered a company along with Summit Partners. These include investors like Kinnevik (5 companies).
Summit Partners News
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Aveanna Healthcare Stock Is Up 23%. Here’s Why a Fund Still Sold $16 Million WorthThe Motley Fool•May 10, 2026•Summit Partners
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Stay22 Receives USD$122M Growth Investment from Summit PartnersFinSMEs•Feb 26, 2026•Summit Partners, Stay22
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Archy Secures $20M Series B to Automate Dental Practices with AITechStartups.com•Oct 30, 2025•Archy, TCV, Bessemer Venture Partners, Entree Capital and 4 others
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H.I.G. WhiteHorse Provides Financing to Summit Group for Acquisition of R&H JerseyCNW•Oct 16, 2025•Summit Group, H.I.G. Capital, R&H Jersey, WhiteHorse Capital and 1 other
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Syndigo acquires 1WorldSync: New AI-based PXM solutions for optimized shopping experiencesPresseBox•Sep 03, 2025•Syndigo, 1WorldSync, Summit Partners, 26North and 7 others
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Klaviyo Announces Secondary Offering of Series A SharesThe Globe and Mail•Aug 16, 2025•Summit Partners, Barclays, Klaviyo
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Summit Equity Partners Ltd Launches AegisX System, Pioneering Financial EducationGlobeNewswire•Aug 07, 2025•Summit Partners
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Quorso Secures Growth Investment from Summit Partners for Retail ExpansionRetail Technology Innovation Hub•Jul 07, 2025•Quorso, Summit Partners
