About Willett Advisors
Willett Advisors is a family office founded in 2010. It is primarily based out of New York City, United States. As of Jun 2025, Willett Advisors is an active investor, having invested in 13 companies, with 2 new investments in the last 12 months. It primarily invests in Series B round in United States based companies. Its investments are spread across a wide range of sectors from Life Sciences, High Tech. Its latest investment was a $25M Series B round in Robin on Nov 12, 2024, which also saw participation from PayPal Ventures and University of Cambridge.
Overall, Willett Advisors portfolio has seen 1 unicorn, 3 IPOs and 1 acquisition including key companies like Circle, Formation Bio and Scorpion. A lot of funds co-invest with Willett Advisors, with names like Fidelity Investments sharing a substantial percentage of its portfolio.
Willett Advisors has a team of 5 people including 4 partners.
Key Metrics
Founded Year
2010
Location
New York City, United States
Portfolio Companies
Sectors of Investment
Stages of Investment
Series B, Series C &
Locations of Investment
Unicorn in Portfolio
Willett Advisors' Portfolio
Willett Advisors has a portfolio ofÌý13 companies.Ìý°Õ³ó±ð¾±°ùÌýlatest investmentÌýwas inÌýRobin(Series B Round) on Nov 12, 2024.ÌýThey haveÌý1 unicornÌýin their portfolioÌý-ÌýFormation Bio.ÌýThey have hadÌý4 portfolio exits.ÌýMost notable exits includeÌýCircle,ÌýDisc Medicine andÌýFinch Therapeutics.Willett Advisors' Year-on-Year Investment Trends
Willett Advisors has invested in 13 companies over the last 7 years, with an average of 2 new investments annually in the last 5 years. In 2024, it made 3 investments. Its most recent first time investment was in Robin and most recent follow-on round was in Carmot.
Year | No. of Investments | ||
|---|---|---|---|
1stÌýRound | Follow-on | Total | |
2025 (YTD) | 0 | 0 | 0 |
2024 | 3 | 0 | 3 |
2023 | 2 | 1 | 3 |
2022 | 2 | 0 | 2 |
2021 | 4 | 0 | 4 |
2020 | 0 | 1 | 1 |
2019 | 0 | 1 | 1 |
2018 | 2 | 0 | 2 |
Willett Advisors' Investments by Stage
Willett Advisors has made 5 investments in Series B stage with an average round size of $64.6M, 3 investments in Series C stage with an average round size of $187M, 2 investments in Series D stage with an average round size of $127M, 2 investments in Series E stage with an average round size of $280M and 1 investment in Series A stage with an average round size of $46.8M.Note: We have considered here, only first round of investments
Stage of entry | No. of Investments |
|---|---|
Series B | 5 |
Series C | 3 |
Series D | 2 |
Series E | 2 |
Series A | 1 |
Willett Advisors' Investments by Sector
Willett Advisors has a diverse portfolio, with companies operating in the Life Sciences, High Tech, Enterprise Applications, HealthTech and Artificial Intelligence - Industry Applications. Notably, it has invested in 12 Enterprise (B2B) companies, 12 Tech companies, 6 Software companies and at least 2 companies focusing on Native AI.
Note: We have considered here, only first round of investments
Sector | No. of Investments |
|---|---|
Life Sciences | 11 |
High Tech | 7 |
Enterprise Applications | 5 |
HealthTech | 3 |
Artificial Intelligence - Industry Applications | 1 |
Others | 7 |
Willett Advisors' Investments by Geography
Willett Advisors has made most investments in United States (12), followed by United Kingdom where it has made 1 investment.
Note: We have considered here, only first round of investments
Country | No. of Investments |
|---|---|
United States | 12 |
United Kingdom | 1 |
Willett Advisors' recent investments
Here are the most recent investments by Willett Advisors:
Date | Company | Location | Round Details | Round Amount | Co-Investors |
|---|---|---|---|---|---|
Nov 12, 2024 | United Kingdom | Series B | $25M | PayPal Ventures [+1] | |
Jul 16, 2024 | United States | Series C | $150M | Frazier Life Sciences [+16] | |
Feb 06, 2024 | United States | Series E | $120M | TCG [+10] | |
Dec 22, 2023 | United States | Series B | $60M | TCG [+5] | |
Aug 23, 2023 | United States | Series C | $255M |
Unicorns in Willett Advisors' Portfolio
Here is a list of unicorns in Willett Advisors' portfolio:
ÃØÃÜÑо¿Ëù Score | Company | Short Description | Founded year | Sector | Location | Company Stage | First Investment/ Acquisition Details |
|---|---|---|---|---|---|---|---|
64 | AI-powered drug discovery platform for various diseases | 2016 | New York City | Series D | {pomhyq |
IPOs and Publicly Listed companies in Willett Advisors' Portfolio
Here are Willett Advisors' portfolio companies that went public:
Company | IPO Date | First Invested on | First Round of Investment | Round Size |
|---|---|---|---|---|
Jun 05, 2025 | May 28, 2021 | Series E | $440M | |
Dec 29, 2022 | Sep 02, 2021 | Series B | $90M | |
Mar 19, 2021 | Mar 01, 2018 | Series B | $36M |
Acquired companies in Willett Advisors' Portfolio
Here are Willett Advisors' portfolio companies that got acquired most recently:
Company | Acquisition Date | First Invested on | First Round of Investment | Round Size |
|---|---|---|---|---|
Dec 04, 2023 | Jul 26, 2022 | Series D | $161M |
Team profile of Willett Advisors
Willett Advisors has a team of 5 membersÌýincluding 4 Partners and 1 PrincipalÌýlocated in United States. Willett Advisors' team does not sit on the board of any company as of now.Here is a list of all team members in Willett Advisors:
Name | Designation | Location | Board Memberships | Contact details |
|---|---|---|---|---|
Partner | United States | - | ||
Partner | New York City | - | ||
Partner | New York City | - | ||
Partner | New York City | - | - | |
Principal | New York City | - |
Co-investors of Willett Advisors
Over the past 7 years, 141 investors have co-invested in Willett Advisors's portfolio companies.
- Invested before Willett Advisors:ÌýAtlas Venture, TCG and 56 others have invested in rounds before Willett Advisors. There are 3 companies where Atlas Venture has invested before Willett Advisors and 3 companies where TCG has invested before Willett Advisors.
- Top Co-investors of Willett Advisors:Ìý55 investors entered a company along with Willett Advisors. These include investors like Fidelity Investments (2 companies).
- Invested after Willett Advisors:ÌýA total of 28 investors have invested in Willett Advisors's portfolio after their investments. Top Investors include Alameda Research (1 company) and Coinbase (1 company).
Recent News related to Willett Advisors
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Pulse 2.0•Jul 28, 2024•Scorpion, Frazier Life Sciences, Lightspeed Venture Partners, Willett Advisors and 15 others
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Scorpion raises $150M for next wave of targeted cancer therapiesEndPoints News•Jul 16, 2024•Scorpion, Frazier Life Sciences, Lightspeed Venture Partners, Willett Advisors and 18 others
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Capital-Riesgo.es•Feb 09, 2024•Ysios Capital, Neurona Therapeutics, , Cormorant Asset Management and 15 others
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PR Newswire•Aug 24, 2023•Cellares, Koch Disruptive Technologies, Bristol-Myers Squibb, DFJ Growth and 5 others
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The Business Journals•May 26, 2023•Deep Track Capital, , Franklin Templeton India, Janus Henderson Investors and 11 others
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Business Wire•Jul 26, 2022•Carmot, Horizons Ventures, Willett Advisors, Deep Track Capital and 3 others
