Certified by Founder Lodge
Fine Structure Ventures
United States - Boston, Massachusetts [MA]
INVESTOR
1 Disclosed Funding Rounds $22,000,000
19 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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Fine Structure Ventures is a venture capital fund affiliated with FMR LLC, the parent company of Fidelity Investments. We focus on early stage investments in disruptive scientific and techno
| Company | Date | Round | Raised |
|---|---|---|---|
Feon Energy, Inc. |
June, 28 ,2024 | Seed | $6,100,000 |
Constructive Bio |
September, 25 ,2024 | Series A | $58,000,000 |
Mantle |
July, 11 ,2024 | Series C | $20,000,000 |
Hoxton Farms |
October, 20 ,2022 | Series A | $22,000,000 |
Femtosense |
September, 29 ,2022 | Series A | $8,000,000 |
Constructive Bio |
September, 25 ,2024 | Series A | $58,000,000 |
Finwave Semiconductor, Inc. |
May, 20 ,2025 | Unknown | $8,200,000 |
Finwave Semiconductor, Inc. |
May, 20 ,2025 | Unknown | $8,200,000 |
Debut |
June, 02 ,2023 | Series B | $34,000,000 |
Aalo Atomics |
August, 21 ,2025 | Series B | $100,000,000 |
VEIR |
July, 31 ,2023 | Series A | $24,900,000 |
Nitricity |
September, 11 ,2025 | Series B | $50,000,000 |
Caelux |
August, 15 ,2023 | Series A | $12,000,000 |
Feon Energy, Inc. |
June, 28 ,2024 | Seed | $6,100,000 |
Mantle |
July, 11 ,2024 | Series C | $20,000,000 |
Constructive Bio |
September, 25 ,2024 | Series A | $58,000,000 |
Finwave Semiconductor, Inc. |
May, 20 ,2025 | Unknown | $8,200,000 |
Aalo Atomics |
August, 21 ,2025 | Series B | $100,000,000 |
Nitricity |
September, 11 ,2025 | Series B | $50,000,000 |
Feon Energy, Inc.
Constructive Bio
Mantle
Hoxton Farms
Femtosense
Finwave Semiconductor, Inc.
Debut
Aalo Atomics
VEIR
Nitricity
Caelux
Cherry Ventures
Blue Bear Capital
Slow Ventures
Climate Capital
Eniac Ventures
Sizable Energy | $8,000,000 | (Oct 24, 2025)
Sumble | $38,500,000 | (Oct 24, 2025)
Syntracts | $5,300,000 | (Oct 24, 2025)
Cybrid | $10,000,000 | (Oct 24, 2025)
Elevara Medicines | $70,000,000 | (Oct 24, 2025)