# Trevor Zimmerman

Trevor Zimmerman of Boulder, CO appears across SEC filings — Form ADV advisers, Form D, Reg A, and crowdfunding offerings. 23 filing roles across Form D (21), Form ADV (2).

## Filings (23)

| Filed | Source | Entity | Role | Location |
| --- | --- | --- | --- | --- |
| 2025-02-11 | Form ADV | [UNLESS MANAGEMENT LP](https://search.stillhousedata.com/firm/318549) | CHIEF EXECUTIVE OFFICER | BOULDER, CO |
| 2025-03-31 | Form ADV | [BLACKHORN VENTURES MANAGEMENT, LLC](https://search.stillhousedata.com/firm/297981) | MANAGER | DENVER, CO |
| 2016-03-01 | Form D | [Wunder Co](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1614905&type=&dateb=&owner=include&count=40) | Director | BOULDER, CO |
| 2021-05-13 | Form D | [Rhumbix, Inc.](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1652117&type=&dateb=&owner=include&count=40) | Director | Lafayete, CA |
| 2017-09-29 | Form D | [Blackhorn Rhumbix Investment SPV, LLC](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1718281&type=&dateb=&owner=include&count=40) | Director | BOULDER, 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 |
| 2017-12-21 | Form D | [Blackhorn Cytovale Investment SPV, LLC](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1725064&type=&dateb=&owner=include&count=40) | Executive Officer | BOULDER, CO |
| 2018-03-28 | Form D | [Blackhorn Motiv Investment SPV, LLC](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1735234&type=&dateb=&owner=include&count=40) | Executive Officer | BOULDER, CO |
| 2018-09-12 | Form D | [Blackhorn Aperia SPV, LLC](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1749547&type=&dateb=&owner=include&count=40) | Executive Officer | BOULDER, CO |
| 2022-04-12 | Form D | [Vecna Robotics, Inc.](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1750649&type=&dateb=&owner=include&count=40) | Director | WALTHAM, MA |
| 2019-01-04 | Form D | [Blackhorn Humatics Investment SPV, LLC](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1763448&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 |
| 2020-10-02 | 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 |
| 2022-08-30 | Form D | [Sustainment Technologies, Inc.](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1830320&type=&dateb=&owner=include&count=40) | Director | AUSTIN, TX |
| 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 |
| 2026-05-22 | Form D | [Lone Gull Holdings, Ltd.](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1913669&type=&dateb=&owner=include&count=40) | Related Person | PORTLAND, OR |
| 2022-02-18 | Form D | [Unless LGH SPV LLC](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1912256&type=&dateb=&owner=include&count=40) | Executive Officer | BOULDER, CO |
| 2025-01-07 | Form D | [Unless Ventures LP](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1906253&type=&dateb=&owner=include&count=40) | Director | BOULDER, CO |
| 2025-12-16 | Form D | [AFFERENCE INC.](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1952265&type=&dateb=&owner=include&count=40) | Director | BOULDER, CO |
| 2026-06-05 | Form D | [Unless Alpha Access LP](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=2002867&type=&dateb=&owner=include&count=40) | Related Person | BOULDER, CO |
| 2026-07-24 | Form D | [Unless LGH Holdings LLC](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=2033637&type=&dateb=&owner=include&count=40) | Related Person | BOULDER, CO |
| 2026-04-27 | Form D | [Unless Offshore Fund LP](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=2128999&type=&dateb=&owner=include&count=40) | Related Person | GRAND CAYMAN, E9 |


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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.