Exclusive Q2 2025 Funding Report now available for premium users. Read more
Castle Island Ventures's logo
Castle Island Ventures
4

Portfolio

70+
BOB
BOB
2 rounds invested
Stable
Stable
1 round invested
Pear Protocol
Pear Protocol
1 round invested
Project 11
Project 11
1 round invested
XFX
XFX
1 round invested
OpenFX
OpenFX
1 round invested
XXXXXXX XXXX
XXXXXXX XXXX
2 rounds invested
XXXXX XXX
XXXXX XXX
1 round invested

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Funding Rounds

Deals
90+
Latest Round
Aug 7, 2025
BOB raised $9.5 million in a Strategic funding round by Sats Ventures, Cathay Ledger Fund, RockawayX, Bankless Ventures, Asymmetric, Daedalus Angel Syndicate, CMS Holdings, Nathan McCauley, Zee Prime Capital, Castle Island Ventures, IOSG Ventures, Amber Group, Hypersphere Ventures, and others.
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Co-Investors

Quantonation
Investing in Deep Physics and Quantum Technologies.
Quantonation
Digital Currency Group
The nexus of blockchain technology and finance.
Digital Currency Group
Alex Matthews
Principal at BH Digital.
Alex Matthews
Winklevoss Capital
Investment, and full service approach to driving growth.
Winklevoss Capital