Summit Partners

Growth equity investment firm

ActiveVenture Capital

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Updated: Jan 22, 2026 ·

About

Growth equity investment firm

Financial History

Total Raised

N/A

Valuation

N/A

Investments Made

Date	Company	Round	Lead Investor(s)	Co-Investor(s)
Oct 1, 2025	REasy	$2.0M Seed	—	Asylum Ventures, Chausson Partners, Alexis Bonillo, Amirhossein Malekzadeh, Thibaud Elziere
Sep 1, 2025	Stablecore	$20.0M Series A	—	Norwest Venture Partners, Operate
Sep 1, 2025	Kapital	$100.0M Series C	—	5Y Capital, General Catalyst, Granite Asia, Infinite Capital, Paradigm, Pareto Holdings, Runa Capital, S28 Capital, Soma Capital, Tribe Capital, Y Combinator, Arash Ferdowsi, Paul Graham, Ravi Grover, Shay Banon
Sep 1, 2025	Longeye	$5.0M Seed	—	Andreessen Horowitz
Sep 1, 2025	Pack	$4.0M Seed	—	Decibel Partners, Preston-Werner Ventures, Jevon MacDonald
Sep 1, 2025	Inversion	$27.0M Seed	—	6th Man Ventures, Adjacent, Day One Ventures, DST Global, Embedded Ventures, Emergence Capital, Aniq Kassam, Felicis Ventures, Flex Capital, Friends & Family Capital, Global Founders Capital, Greenoaks Capital, Iterative, Kohala Ventures, Lockheed Martin Ventures, Matrix, Otherwise Fund, Paradigm, Spark Capital, SV Angel, Theory Forge Ventures, Tribe Capital, Y Combinator, Andrew Steinwold, Azeem Azhar, Balaji Srinivasan, Ben Tossell, Kulveer Taggar, Kyle Vogt, Mathilde Collin, Paul Graham, Paul Stahura, Siqi Chen, Thijn Lamers
Sep 1, 2025	Emergent	$23.0M Series A	—	100X.VC, 6th Man Ventures, Adjacent, B Capital Group, Embedded Ventures, Aniq Kassam, Khosla Ventures, Kohala Ventures, Lightspeed India Partners, Lockheed Martin Ventures, Paradigm, Spark Capital, Tribe Capital, Andrew Berman, Andrew Steinwold, Ben Tossell, Charlie Cheever, Kyle Vogt, Matteo Franceschetti
Sep 1, 2025	Overmind	$6.0M Seed	—	Helion Venture Partners, Scheinman Angel Fund, Village Global, Krishna Mehra
Aug 1, 2025	Continua AI, Inc.	$8.0M Seed	—	Axiom Partners, Base10 (Base10 Partners), Bessemer Venture Partners, C2 Investment, GV, SYN Ventures, Y Combinator, Akshay Kothari, Amjad Masad, Arash Ferdowsi, Balaji Srinivasan, David Petersen, Gokul Rajaram, Michael Stoppelman
Aug 1, 2025	Titan	$74.0M Venture Round	—	5Y Capital, General Catalyst, Granite Asia, Infinite Capital, Paradigm, Pareto Holdings, Runa Capital, S28 Capital, Soma Capital, Tribe Capital, Arash Ferdowsi, Ravi Grover, Shay Banon
Aug 1, 2025	Hyperbeat	$5.0M Seed	—	Blockchain Capital, Blockchain Coinvestors AngelList Syndicate, Broadway Angels, Craig Shapiro, Daffy, Dragonfly Capital Partners, Electric Capital, Founders Fund, General Catalyst, Khosla Ventures, Robot Ventures, The Hit Forge, Carrie Schwab-Pomerantz, Charles Goldman, Eric Wu, Fidji Simo, Henry Kravis, Julie Zhuo, Stani Kulechov, Stanley Druckenmiller
Aug 1, 2025	Casca	$29.0M Series A	—	Peterson Ventures, Y Combinator, Tobias Lutke
Aug 1, 2025	Oway	$4.0M Seed	—	10100, Alumni Ventures, Comal Ventures, Day One Ventures, Family Office, Fuel Capital, Glade Brook Capital Partners, Gradient Ventures, Maple VC, Jonathan Golden, OpenCapital.vc, Pioneer Fund, Predictive VC, Runa Capital, Soma Capital, Y Combinator, Alexander Zhuravlev, Alex Zhuravlev, Dharmesh Shah, Diego Oppenheimer, Furqan Rydhan, Hubert Thieblot, Jean Charles Samuelian, Kulveer Taggar, Mathilde Collin, Oliver Jung, Paul Graham, Pete Koomen, Sahin Boydas, Sergei Anikin, Tom Blomfield
Aug 1, 2025	Vigil Labs	$6.0M Seed	—	Kevin Hartz, A* Capital (A Star Capital), Alt Capital, Browder Capital, Dragonfly Capital Partners, Founders Fund, FTX Ventures, Long Journey Ventures, Meritech Capital Partners, Mischief Venture Capital, Pantera Capital, Redpoint Ventures, Ribbit Capital, Saga, TCV, The Hit Forge, Christina Cacioppo, Dharmesh Shah, Dylan Field, Fidji Simo, Immad Akhund, Jason Lemkin, Jonathan Neman, Joshua Reeves, Julian Shapiro, Justin Mateen, Max Mullen, Parker Conrad, Scott Belsky, Sean Rad, Siqi Chen
Jul 1, 2025	Alix	$20.0M Series A	—	Acrew Capital, Alumni Ventures, Babel Ventures, DuContra Ventures, Portage Ventures, Rebel Fund, Howard Lindzon, Ron Pragides
Jul 1, 2025	Caspian	$5.0M Seed	—	Acrew Capital, Alumni Ventures, Redpoint Ventures
Jul 1, 2025	Sundial	$23.0M Series A	—	Accel, Alt Capital, Bee Partners, Blue Bear Capital, Browder Capital, Contrary Capital, Jenny Fielding, Scott Hartley, Founders Fund, Freestyle Capital, FTX Ventures, Lightspeed Venture Partners, Meritech Capital Partners, Mischief Venture Capital, Next Play Ventures, Operator Collective, Redpoint Ventures, Saga, Sequoia Capital, South Park Commons, Sutter Hill Ventures, TCV, The Hit Forge, UP.Partners, Vela Partners, Webb Investment Network, Amjad Masad, Arash Ferdowsi, Balaji Srinivasan, Bradley Horowitz, Christina Cacioppo, Deborah Liu, Dharmesh Shah, DJ Patil, Don Dodge, Drew Houston, Dylan Field, Elad Gil, Fidji Simo, Howie Liu, Immad Akhund, Jason Lemkin, Jonathan Neman, Jonathan Wasserstrum, Joshua Reeves, Julian Shapiro, Justin Mateen, Koen Bok, Kyle Vogt, Marc Benioff, Max Mullen, Parker Conrad, Sahin Boydas, Sam Altman, Scott Belsky, Scot Wingo, Sean Rad, Shishir Mehrotra, Siqi Chen, Tobias Lutke
Jul 1, 2025	Monarch Tractor	$17K Venture Round	—	Gaingels, Mana Ventures, Sarona Ventures
Jul 1, 2025	ZeroEntropy	$4.0M Seed	—	Day One Ventures, DST Global, Emergence Capital, Felicis Ventures, Flex Capital, Friends & Family Capital, Global Founders Capital, Greenoaks Capital, Initialized Capital, Matrix, Otherwise Fund, Pioneer Fund, Runa Capital, Spark Capital, SV Angel, Theory Forge Ventures, XFactor Ventures, Y Combinator, Aayush Phumbhra, Azeem Azhar, Ben Tossell, Chris Smoak, Klaus von Sayn-Wittgenstein, Krishna Mehra, Kulveer Taggar, Mathilde Collin, Paul Graham, Paul Stahura, Siqi Chen, Thijn Lamers
Jul 1, 2025	Crash Override	$28.0M Seed	—	Bessemer Venture Partners, Erik Nordlander, GV, Insight Partners, Sprout & Oak, SYN Ventures, The Westly Group, Ian McHenry
Jun 1, 2025	Harmony (tryharmony.ai)	$2.0M Seed	—	Alt Capital, Browder Capital, Day One Ventures, DST Global, Emergence Capital, Felicis Ventures, Flex Capital, Founders Fund, Friends & Family Capital, FTX Ventures, Global Founders Capital, Greenoaks Capital, Matrix, Meritech Capital Partners, Mischief Venture Capital, Otherwise Fund, Redpoint Ventures, Saga, Spark Capital, SV Angel, TCV, The Hit Forge, Theory Forge Ventures, Y Combinator, Azeem Azhar, Ben Tossell, Christina Cacioppo, Dharmesh Shah, Dylan Field, Fidji Simo, Immad Akhund, Jason Lemkin, Jonathan Neman, Joshua Reeves, Julian Shapiro, Justin Mateen, Kulveer Taggar, Mathilde Collin, Max Mullen, Parker Conrad, Paul Graham, Paul Stahura, Scott Belsky, Sean Rad, Siqi Chen, Thijn Lamers
Jun 1, 2025	Laurel	$80.0M Series C	—	5Y Capital, ACME Capital, Alumni Ventures, Flex Capital, General Catalyst, Granite Asia, Frederique Dame, GV, Infinite Capital, IVP, Monozukuri Ventures, Hans Tung, Notable Capital, Paradigm, Pareto Holdings, Runa Capital, S28 Capital, Seven Seven Six, Slow Ventures, Soma Capital, The General Partnership, The House Fund, Tribe Capital, Ulu Ventures, Workday Ventures, Zeev Capital, Arash Ferdowsi, Casey Neistat, Ding Zhou, Gokul Rajaram, Kevin Weil, Marc Benioff, Ravi Grover, Shay Banon, Tom Blomfield
Jun 1, 2025	AnalogAI	$500K Seed	—	Banyan Ventures, Preston-Werner Ventures, Saxena Capital, Amjad Masad, Guy Podjarny
Jun 1, 2025	Cactus	$500K Seed	—	Access Venture Partners, S28 Capital, 5Y Capital, Arash Ferdowsi, General Catalyst, Granite Asia, Infinite Capital, Paradigm, Pareto Holdings, Ravi Grover, Runa Capital, Shay Banon, Soma Capital, Tribe Capital
Jun 1, 2025	Crosby	$6.0M Seed	—	Alt Capital, Jana Messerschmidt, Browder Capital, Curie.Bio, Factor[e] Ventures, Founders Fund, FTX Ventures, IVP, Khosla Ventures, Kleiner Perkins, Meritech Capital Partners, Mischief Venture Capital, Operator Partners, Pareto Holdings, Redpoint Ventures, Saga, Sequoia Capital, TCV, The Hit Forge, Yext, Balaji Srinivasan, Christina Cacioppo, Dharmesh Shah, Dylan Field, Elad Gil, Eric Wu, Fidji Simo, Gokul Rajaram, Immad Akhund, Jason Lemkin, Jonathan Neman, Joshua Reeves, Julian Shapiro, Justin Mateen, Karim Atiyeh, Max Mullen, Parker Conrad, Patrick Collison, Scott Belsky, Sean Rad, Siqi Chen, Tony Xu

Financial History

Total Raised

N/A

Valuation

N/A

Leadership Team

Key people at Summit Partners.

Private Equity Associate

Christopher Livingston

Sr. Associate and Associate

Vice President - Peak Performance Group

Leadership Team

Key people at Summit Partners.

Private Equity Associate

Christopher Livingston

Sr. Associate and Associate

Vice President - Peak Performance Group

Deep Dive

High-Level Overview

Summit Partners is a leading American growth equity investment firm that provides capital and strategic resources to accelerate the growth of category-leading companies primarily in technology, healthcare, life sciences, and growth products and services sectors. Their mission centers on partnering with exceptional executives and entrepreneurs to drive profitable growth and build lasting value, whether as minority or majority shareholders. Summit typically invests in later-stage companies with proven business models, offering investments ranging from $10 million to $500 million to fuel expansion and innovation. The firm has a strong impact on the startup ecosystem by bridging the gap between early-stage venture capital and traditional private equity, supporting over 550 companies globally, including notable names like Uber, McAfee, and Odoo[1][2][4][5].

Origin Story

Summit Partners was founded in 1984 by Roe Stamps, Stephen Woodsum, and Greg Avis, who brought experience from TA Associates. The firm was among the pioneers focusing specifically on growth equity investing, a niche between venture capital and buyouts. Over time, Summit evolved by expanding its team, refining its investment approach, and deepening domain expertise across its core sectors. In 2000, the founding partners transitioned daily management to a broader leadership team, enabling further growth and diversification. The firm has since expanded internationally with offices in Menlo Park, London, and Luxembourg, and has broadened its investment capabilities to include credit and public equity arms, although it recently ceased new credit investments to focus on its core growth equity strategy[1][2][4][7].

Core Differentiators

Unique Investment Model: Summit specializes in growth equity, targeting profitable, category-leading companies at later stages, providing flexible capital structures as either minority or majority investors.
Network Strength: With over 80 investment professionals across North America and Europe, Summit leverages deep industry expertise and a broad network to support portfolio companies.
Track Record: Over 40 years, Summit has invested in more than 550 companies, with over 175 public offerings and 250 strategic sales or mergers, demonstrating a strong history of value creation.
Operating Support: Summit offers strategic support beyond capital, including human capital development, go-to-market strategies, and data & analytics through its Peak Performance Group, enhancing portfolio company growth.
Responsible Investing: The firm integrates effective corporate governance, proactive risk management, and human capital development into its investment process, promoting sustainable growth[2][3][4][5].

Role in the Broader Tech Landscape

Summit Partners rides the trend of growth equity investing, which fills a critical funding gap for companies that have moved beyond early-stage venture capital but are not yet mature enough for traditional private equity buyouts. This timing is crucial as many technology, healthcare, and life sciences companies require substantial capital to scale rapidly in competitive markets. Market forces such as digital transformation, healthcare innovation, and increasing demand for scalable tech solutions favor Summit’s investment focus. By backing category leaders and providing operational expertise, Summit influences the broader ecosystem by enabling companies to accelerate innovation, expand globally, and create jobs, thus shaping industry standards and competitive dynamics[1][2][3][4].

Quick Take & Future Outlook

Looking ahead, Summit Partners is poised to continue its leadership in growth equity by leveraging its deep sector expertise and operational support capabilities. The firm’s recent $9.5 billion fundraise for its twelfth U.S. growth equity fund underscores confidence in its model and the ongoing demand for growth capital. Trends such as AI, digital health, fintech, and sustainability will likely shape Summit’s investment focus, with an emphasis on companies that combine profitability with innovation. As the growth equity market matures, Summit’s influence may expand further through strategic partnerships and global expansion, reinforcing its role as a key enabler of high-growth companies worldwide[4][5].

In sum, Summit Partners remains a cornerstone of growth equity investing, dedicated to powering the next generation of category leaders by combining capital, expertise, and a commitment to responsible, sustainable growth.

Sources

High-Level Overview

Origin Story

Core Differentiators

Unique Investment Model: Summit specializes in growth equity, targeting profitable, category-leading companies at later stages, providing flexible capital structures as either minority or majority investors.
Network Strength: With over 80 investment professionals across North America and Europe, Summit leverages deep industry expertise and a broad network to support portfolio companies.
Track Record: Over 40 years, Summit has invested in more than 550 companies, with over 175 public offerings and 250 strategic sales or mergers, demonstrating a strong history of value creation.
Operating Support: Summit offers strategic support beyond capital, including human capital development, go-to-market strategies, and data & analytics through its Peak Performance Group, enhancing portfolio company growth.
Responsible Investing: The firm integrates effective corporate governance, proactive risk management, and human capital development into its investment process, promoting sustainable growth[2][3][4][5].