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Track Castle Island Ventures's Investment Activity

Get real-time alerts when Castle Island Ventures makes new investments. Full investor profiles, co-investor networks, and deal history are available on Pro plans.

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C

Castle Island Ventures

Venture Capital
Total Deals
23
Recent (90d)
2
Total Capital
$390.5M
Co-Investors
114
How they invest
$8.2M
Median round they join
21
Companies backed
2
Checks in 90 days
Jul 28, 2026
Most recent check
Stages they write into
Seed 10Series A 5Funding Round 4Pre-Seed 2Series B 1

Built from 23 rounds we recorded since Dec 5, 2023.

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B

Birdai Labs

Financial ServicesSan Francisco, United States
seed
$4.0M

Jul 28, 2026

C

Cyclops

Artificial IntelligenceTel Aviv, Israel
series a
$20.0M

Jul 15, 2026

V

Valinor Digital

Financial Services
seed
$25.0M

Mar 31, 2026

C

Cyclops

Artificial IntelligenceTel Aviv, Israel
funding round
$8.0M

Mar 4, 2026

B

Birch Hill

FinanceToronto, Canada
pre-seed
$2.5M

Feb 11, 2026

18+ more investments

View all 23 deals by Castle Island Ventures

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