Certified by Founder Lodge
Longwood Fund
United States - Boston, MA
INVESTOR
1 Disclosed Funding Rounds $65,333,745
11 Participating Investments
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Operating Status
Active
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Last Funding Type
Seed
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Company Type
For Profit
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Longwood creates and invests in science-based companies that develop novel solutions for important medical problems.
| Company | Date | Round | Raised |
|---|---|---|---|
 Newleos Therapeutics |
February, 20 ,2025 | Series A | $93,500,000 |
 Be Biopharma |
October, 23 ,2024 | Unknown | $82,000,000 |
 AAVantgarde Bio |
June, 07 ,2023 | Series A | $65,333,745 |
 Solu Therapeutics |
August, 01 ,2023 | Seed | $31,000,000 |
 Sitryx |
September, 28 ,2023 | Unknown | $39,500,000 |
 Tome Biosciences |
December, 14 ,2023 | Series B | $213,000,000 |
 Engrail Therapeutics |
March, 20 ,2024 | Series B | $157,000,000 |
| Be Biopharma |
October, 23 ,2024 | Unknown | $82,000,000 |
| Newleos Therapeutics |
February, 20 ,2025 | Series A | $93,500,000 |
 Avenzo Therapeutics |
September, 23 ,2025 | Series B | $60,000,000 |
 Crystalys Therapeutics |
October, 01 ,2025 | Series A | $205,000,000 |
Cherry Ventures
Blue Bear Capital
Slow Ventures
Climate Capital
Eniac Ventures
Katalist | $1,500,000 | (Dec 19, 2025)
Amphix Bio | $12,500,000 | (Dec 19, 2025)
Neural Concept | $100,000,000 | (Dec 19, 2025)
Gravity Labs Co., Ltd. | $17,000,000 | (Dec 19, 2025)
arcads AI | $16,000,000 | (Dec 19, 2025)
