Oak HC/FT is a venture and growth equity firm investing in companies driving structural change in healthcare and financial services. Founded in 2014 and based in Stamford, Connecticut, the firm partners with founders from venture stages through growth equity.
54% of their portfolio is in Healthcare. Average disclosed round size is $97.7M (across 126 rounds with reported amounts).
Portfolio
96
Fund Size
$1.9B
Top Stage
Series C
Last 12 Mo
11
Team
Nancy Brown
General Partner Healthcare
Jon Weiner
Venture Partner Fintech and Healthcare
Portfolio Breakdown
Stage Distribution
Sector Distribution
Investment Activity
DealsAvg Round Size
Portfolio
134 investments
| Company | Round | Amount | Date |
|---|---|---|---|
 Corner Health | Seed | $32.5M | Jul 2026 |
| Corner Health | Series A | $32.5M | Jul 2026 |
 Thesis Care | Series A | $45M | Mar 2026 |
 Turquoise Health | Series C | $40M | Mar 2026 |
 Honest Health | Growth | $140M | Feb 2026 |
 Fundamental | Series A | $225M | Feb 2026 |
| Corner Health | Series A | $25M | Jan 2026 |
 Cordant | Seed | $8M | Jan 2026 |
 Chai Discovery | Series B | $130M | Dec 2025 |
 Imagine Pediatrics | Series B | $67M | Sep 2025 |
 Arch Labs | Series B | $52M | Sep 2025 |
 Rillet | Series B | $70M | Aug 2025 |
 Blue J | Series D | $122M | Aug 2025 |
 Ambience Healthcare | Series C | $243M | Jul 2025 |
 Ambience | Series C | $243M | Jul 2025 |
 Akido Labs | Series B | $60M | May 2025 |
 Toku | Series A | $48M | Apr 2025 |
 Candid Health | Series C | $52.5M | Feb 2025 |
 Oshi Health | Series C | $60M | Jan 2025 |
 Evergreen Nephrology | Series D | $130M | Jan 2025 |
 Medical Home Network | Unknown | — | Jan 2025 |
 Highnote | Unknown | $90M | Jan 2025 |
 Highnote | Unknown | $90M | Jan 2025 |
 ARCH | Series B | $52M | Jan 2025 |
 Justt | Series C | $30M | Dec 2024 |
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Top Co-Investors
General Catalyst12 shared
Y Combinator11 shared
Sequoia Capital10 shared
Optum Ventures10 shared
F-Prime Capital8 shared
GV6 shared
Hercules Capital, Inc.6 shared
Icon Ventures5 shared
Founders Fund5 shared
8VC5 shared
Lux Capital5 shared
First Round Capital5 shared
Adams Street Partners5 shared
Quiet Capital5 shared
Menlo Ventures4 shared
OpenAI Startup Fund4 shared
CVS Health4 shared
Dragoneer Investment Group4 shared
Craft Ventures4 shared
W Health Ventures4 shared
Last updated: 7 September 2026