Castle Island Ventures
Castle Island Management, LLC
Boston, MA castleisland.vc Exempt reporting adviser
Castle Island Ventures reports 16 venture funds on Form ADV among 16 private funds, with $790M in gross private fund assets.
Updates from Castle Island Ventures
Funds on Form D
Venture funds whose Form D filings carry this adviser’s name, matched by name. Amounts are what each fund last reported to the SEC.
| Fund | Began raising | Target | Raised | Investors | Latest filing |
|---|---|---|---|---|---|
| Castle Island Ventures IV, L.P. | 2025 | Not stated | — | — | September 29, 2025 |
| Castle Island Ventures III, L.P. | 2022 | Not stated | — | — | January 27, 2022 |
| Castle Island Ventures III-A, L.P. | 2022 | Not stated | — | — | January 27, 2022 |
| Castle Island Ventures II, L.P. | 2020 | Not stated | — | — | June 23, 2020 |
| Castle Island Ventures II-A, L.P. | 2020 | Not stated | — | — | June 23, 2020 |
| Castle Island Ventures II-A, L.P. | 2020 | Not stated | — | — | November 17, 2020 |
LPs on the record
1 private foundation lists on their latest IRS Form 990-PF Castle Island Ventures’s funds.
Find LPs that back firms like this one in Hottub’s LP Intelligence: ranked by overlap, with what each holds and how to reach it.
Registration
- Legal name
- Castle Island Management, LLC
- Status
- Exempt reporting adviser since October 12, 2018
- CRD number
- 298999
Full Form ADV on the SEC’s Investment Adviser Public Disclosure site
About this data
Registered and exempt reporting advisers that report managing at least one venture capital fund on Form ADV, with the number of private funds and their gross assets as each adviser reports them. Advisers whose business name reads as an individual's are left out. From the roster published for September 2026. Source. Benchmarks for funds like these are in Raise benchmarks.
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