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Manta Ray Ventures is an early-stage venture capital fund based in London, backing mission-driven founders leveraging advanced technologies to tackle significant global challenges. The firm provides flexible and patient capital, leveraging its time, resources, and networks to support portfolio companies.
Deal activity increased 500% year-over-year (6 deals in the last 12 months). Average disclosed round size is $40.3M (across 39 rounds with reported amounts).
Portfolio
34
Fund Size
—
Top Stage
Series A
Last 12 Mo
6
Team
Portfolio Breakdown
Stage Distribution
Sector Distribution
Investment Activity
DealsAvg Round Size
Portfolio
49 investments
| Company | Round | Amount | Date |
|---|---|---|---|
 Infinitopes | Seed | $35.1M | Jan 2026 |
 Juvena Therapeutics | Series B | $33.5M | Jan 2026 |
 Sitehop | Seed | — | Oct 2025 |
 Bettani | Series A | $6.5M | Oct 2025 |
 Bettani Farms | Series A | $6.5M | Oct 2025 |
 Climax Foods | Series A | $6.5M | Oct 2025 |
 Aqtual | Series B | — | Jul 2025 |
 Kadence | Series A | $20M | Jan 2025 |
 Tequipy | Seed | — | Jan 2025 |
| Infinitopes | Seed | $16M | Apr 2024 |
| Aqtual | Series A | $16M | Oct 2023 |
 Bluu | Series A | — | Jun 2023 |
 HelloSelf | Series B | $20M | Mar 2023 |
 Bluu Seafood | Series A | — | Jan 2023 |
| Kadence | Seed | $10M | Dec 2022 |
 BiteNinja | Bridge | $11.3M | Aug 2022 |
 Bite Ninja | Bridge | $11.3M | Aug 2022 |
 NoMagic | Series B | $22M | May 2022 |
 Better Dairy | Series A | $22M | Feb 2022 |
| LLover | Bridge | $2M | Feb 2022 |
 Cuemath | Series A | $57M | Jan 2022 |
| NoMagic | Series A | $22M | Jan 2022 |
 Believer Meats | Series B | $347M | Dec 2021 |
 Peek | Series C | $80M | Nov 2021 |
| Bite Ninja | Seed | $4M | Nov 2021 |
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Top Co-Investors
S2G Ventures6 shared
Khosla Ventures5 shared
AgFunder5 shared
Y Combinator5 shared
Octopus Ventures4 shared
Toba Capital4 shared
Gratitude Railroad4 shared
Mantaray4 shared
General Catalyst4 shared
Gaingels4 shared
Capnamic Ventures3 shared
FJ Labs3 shared
Owl Ventures3 shared
CapitalG3 shared
Alphabet Inc.3 shared
First Round Capital3 shared
Vivo Capital3 shared
Index Ventures3 shared
Global Founders Capital3 shared
Lerer Hippeau2 shared
Last updated: 7 October 2026