About Sigma Partners
Sigma Partners is a venture capital firm founded in 1984. It is primarily based out of Danville, United States. As of Feb 2022, Sigma Partners has invested in 123 companies. It primarily invests in Series B round in United States based startups. Its investments are spread across a wide range of sectors from Enterprise Applications to High Tech and Enterprise Infrastructure. Most recently it led the $43.5M Series E round of Welltok along with Okapi Venture Capital. This round also saw participation from InterWest Partners and other investors.
Overall, Sigma Partners portfolio has seen 2 unicorns, 7 IPOs and 80 acquisitions including key companies like Upwork, DocuSign and Strava. A lot of funds co-invest with Sigma Partners, with names like Globespan Capital Partners sharing a substantial percentage of its portfolio.
Sigma Partners has team of 9 people including 7 partners.
Key Metrics
Team Members
, &
Portfolio Count
Portfolio Sectors
Portfolio Locations
Rounds of Entry
Series A, Series B &
Portfolio IPOs
Nextracker, View &
Portfolio Acquisitions
Portfolio Unicorns
Portfolio Soonicorns
Sigma Partners' Year-on-Year Investment Trends

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Sigma Partners' Investments by Stage
Sigma Partners has made 44 investments in Series A stage with an average round size of $7.93M, 41 investments in Series B stage with an average round size of $13.2M and 11 investments in Series C stage with an average round size of $14.4M.Note: We have considered here, only first round of investments
Stage of entry | No. of Investments |
---|---|
Series A | 44 |
Series B | 41 |
Series C | 11 |
Series E | 4 |
Seed | 3 |
Others | 4 |
Sigma Partners' Investments by Sector
Sigma Partners has a diverse portfolio, with companies operating in the Enterprise Applications, Enterprise Infrastructure, High Tech, Artificial Intelligence - Industry Applications and FinTech. Notably, it has invested in 99 Enterprise (B2B) companies, 90 Tech companies, 36 Software companies and at least 35 companies focusing on Saas.
Note: We have considered here, only first round of investments
Sector | No. of Investments |
---|---|
Enterprise Applications | 45 |
Enterprise Infrastructure | 27 |
High Tech | 23 |
Artificial Intelligence - Industry Applications | 10 |
FinTech | 9 |
Others | 97 |
Sigma Partners' Investments by Geography
Sigma Partners has made most investments in United States (98), followed by Canada where it has made 3 investments.
Note: We have considered here, only first round of investments
Country | No. of Investments |
---|---|
United States | 98 |
Canada | 3 |
Chile | 1 |
France | 1 |
India | 1 |
Others | 2 |
Sigma Partners' recent investments
Here are the most recent investments by Sigma Partners:
Date | Company | Location | Round Details | Round Amount | Co-Investors |
---|---|---|---|---|---|
Feb 25, 2022 | United States | Series C | $18.5M | ||
Aug 28, 2019 | United States | Series C | $26.3M | Autodesk [+3] | |
Aug 18, 2017 | United States | Series E | $36M | Bezos Expeditions [+7] | |
Mar 31, 2017 | United States | Series G | $65M | Sageview Capital [+6] | |
Dec 12, 2016 | United States | Series E | $17.7M | Sigma Prime Ventures [+2] |
Unicorns in Sigma Partners' Portfolio
Here is a list of unicorns in Sigma Partners' portfolio:
ÃØÃÜÑо¿Ëù Score | Company | Short Description | Founded year | Sector | Location | Company Stage | First Investment/ Acquisition Details |
---|---|---|---|---|---|---|---|
62 | Cloud based enterprise file system storage provider | 2009 | Natick | Series F | eabknsy | ||
80 | Subscription-based social networking platform for runners and cyclists | 2009 | San Francisco | Series F | updjrfc |
IPOs and Publicly Listed companies in Sigma Partners' Portfolio
Here are Sigma Partners' portfolio companies that went public:
Company | IPO Date | First Invested on | First Round of Investment | Round Size |
---|---|---|---|---|
Feb 09, 2023 | Dec 17, 2014 | Series B | $25M | |
Oct 20, 2020 | Feb 18, 2009 | Conventional Debt | $4M | |
Oct 03, 2018 | Apr 25, 2006 | Series A | $6M | |
Apr 27, 2018 | Apr 04, 2006 | Series B | $10M | |
Oct 07, 2016 | Jun 2008 | Series A | $32.5M |
Acquired companies in Sigma Partners' Portfolio
Here are Sigma Partners' portfolio companies that got acquired most recently:
Company | Acquisition Date | First Invested on | First Round of Investment | Round Size |
---|---|---|---|---|
Dec 14, 2022 | Aug 25, 2005 | Series A | $5M | |
Nov 10, 2021 | Oct 05, 2016 | Series E | $43.5M | |
Feb 02, 2021 | Nov 11, 2007 | Series B | $7.5M | |
Jan 28, 2021 | Apr 18, 2007 | Series C | $15M | |
Sep 10, 2020 | Apr 29, 2004 | Series D | $20M |
Team profile of Sigma Partners
Sigma Partners has a team of 9 membersÌýincluding 7 PartnersÌýlocated in United States and Switzerland. Sigma Partners' team does not sit on the board of any company as of now.Here is a list of all team members in Sigma Partners:
Name | Designation | Location | Board Memberships | Contact details |
---|---|---|---|---|
Partner | Zurich | - | ||
Partner | Boston | - | ||
Partner | Boston | - | ||
Partner | Jackson | - | ||
Partner | San Francisco | - | ||
Partner | San Francisco | - | ||
Partner | Boston | - |
Co-investors of Sigma Partners
Over the past 28 years, 450 investors have co-invested in Sigma Partners's portfolio companies.
- Invested before Sigma Partners:ÌýSigma Prime Ventures, HWVP and 58 others have invested in rounds before Sigma Partners. There are 4 companies where Sigma Prime Ventures has invested before Sigma Partners and 3 companies where HWVP has invested before Sigma Partners.
- Top Co-investors of Sigma Partners:Ìý133 investors entered a company along with Sigma Partners. These include investors like Globespan Capital Partners (9 companies).
- Invested after Sigma Partners:ÌýA total of 257 investors have invested in Sigma Partners's portfolio after their investments. Top Investors include Split Rock Partners (5 companies), Adams Street Partners (5 companies) and Globespan Capital Partners (5 companies).

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