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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.
They made 5 investments in the last 12 months. Average disclosed round size is $43.2M (across 33 rounds with reported amounts).
Portfolio
30
Fund Size
—
Top Stage
Series A
Last 12 Mo
5
Team
Portfolio Breakdown
Stage Distribution
Sector Distribution
Investment Activity
DealsAvg Round Size
Portfolio
40 investments
| Company | Round | Amount | Date |
|---|---|---|---|
 Infinitopes | Seed | $35.1M | Jan 2026 |
 Juvena Therapeutics, Inc. | Series B | $33.5M | Jan 2026 |
 Sitehop | Unknown | $9.8M | Oct 2025 |
 Bettani | Series A | $6.5M | Oct 2025 |
 Bettani Farms | Series A | $6.5M | Oct 2025 |
 Kadence | Series A | $20M | Jan 2025 |
| Infinitopes | Seed | $16M | Apr 2024 |
 Aqtual | Series A | $16M | Oct 2023 |
 Bluu Bioscience | Series A | — | Jun 2023 |
 HelloSelf | Series B | $20M | Mar 2023 |
| BBluu Seafood | Series A | — | Jan 2023 |
| Kadence | Seed | $10M | Dec 2022 |
 Bite Ninja | 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 |
 Cuemath | Unknown | $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 |
| Bite Ninja | Pre-Seed | $675K | Oct 2021 |
| HelloSelf | Series A | — | Mar 2021 |
| BBuildbox | Series B | — | Jan 2021 |
| AAppOnboard | Unknown | $15M | Jan 2021 |
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Top Co-Investors
S2G Ventures5 shared
AgFunder5 shared
Khosla Ventures4 shared
Octopus Ventures4 shared
Gaingels4 shared
Capnamic Ventures3 shared
Owl Ventures3 shared
Y Combinator3 shared
Hoxton Ventures2 shared
European Investment Bank2 shared
DNS Capital2 shared
Almaz Capital2 shared
Cancer Research Horizons2 shared
Kindred Ventures2 shared
Jefferies2 shared
SE Ventures2 shared
FJ Labs2 shared
I2BF Global Ventures2 shared
Cathay Innovation2 shared
Last updated: 9 September 2026