# Philip O'Connor

Philip O'Connor of Boulder, CO appears across SEC filings — Form ADV advisers, Form D, Reg A, and crowdfunding offerings. 11 filing roles across Form D (9), Form ADV (2).

## Filings (11)

| Filed | Source | Entity | Role | Location |
| --- | --- | --- | --- | --- |
| 2025-03-31 | Form ADV | [BLACKHORN VENTURES MANAGEMENT II, LLC](https://search.stillhousedata.com/firm/325836) | MANAGER | DENVER, CO |
| 2025-03-31 | Form ADV | [BLACKHORN VENTURES MANAGEMENT, LLC](https://search.stillhousedata.com/firm/297981) | MANAGER | DENVER, CO |
| 2017-07-10 | Form D | [Blackhorn Ventures, LP](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1710986&type=&dateb=&owner=include&count=40) | Executive Officer | BOULDER, CO |
| 2018-04-24 | Form D | [Blackhorn Wunder Investment SPV, LLC](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1737511&type=&dateb=&owner=include&count=40) | Executive Officer | BOULDER, CO |
| 2020-03-26 | Form D | [Blackhorn Ventures Industrial Impact Fund, LP](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1775419&type=&dateb=&owner=include&count=40) | Executive Officer | BOULDER, CO |
| 2019-12-31 | Form D | [Blackhorn Humatics Investment II SPV, LLC](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1798358&type=&dateb=&owner=include&count=40) | Executive Officer | Denver, CO |
| 2021-03-12 | Form D | [Blackhorn Select, LP](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1851012&type=&dateb=&owner=include&count=40) | Executive Officer | DENVER, CO |
| 2021-09-30 | Form D | [Blackhorn Locomation Investment SPV LLC](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1885417&type=&dateb=&owner=include&count=40) | Executive Officer | DENVER, CO |
| 2022-09-16 | Form D | [Isometric Technologies Inc.](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1946613&type=&dateb=&owner=include&count=40) | Director | SAN FRANCISCO, CA |
| 2026-03-30 | Form D | [Blackhorn Ventures Industrial Impact Fund III Affiliates, LP](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=2115750&type=&dateb=&owner=include&count=40) | Director | DENVER, CO |
| 2026-07-21 | Form D | [Tristar AI Inc.](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=2146151&type=&dateb=&owner=include&count=40) | Related Person | CAMBRIDGE, MA |


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Source: public SEC filing data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.