# THIRD ROCK VENTURES, LLC

THIRD ROCK VENTURES, LLC of BOSTON, MA is an SEC exempt reporting adviser.

## Registration

- CRD: 161185
- Type: SEC exempt reporting adviser
- SEC file number: 802-75143
- Location: 201 BROOKLINE AVE, SUITE 1401, BOSTON, MA, 02215
- Phone: 617-585-2000
- Latest filing: 2026-03-19

## Officers, owners & control persons (15)

| Name | Role | Location |
| --- | --- | --- |
| [ABBIE CELNIKER](https://search.stillhousedata.com/person/136552) | EXECUTIVE OFFICER; MANAGER/MEMBER | Mt. Arlington, NJ |
| [Jeffrey K Tong](https://search.stillhousedata.com/person/612590) | EXECUTIVE OFFICER; MANAGER/MEMBER | Palo Alto, CA |
| [Robert Ira Tepper](https://search.stillhousedata.com/person/721837) | EXECUTIVE OFFICER; MANAGER/MEMBER | — |
| [Kevin Michael Gillis](https://search.stillhousedata.com/person/721838) | CHIEF OPERATING OFFICER; MANAGER/MEMBER | — |
| [Reid M Huber](https://search.stillhousedata.com/person/721839) | EXECUTIVE OFFICER; MANAGER/MEMBER | — |
| [Alison Connors](https://search.stillhousedata.com/person/721840) | CHIEF FINANCIAL OFFICER | — |
| [LEVIN BARRY JAY](https://search.stillhousedata.com/person/802755) | EFFECTIVE OFFICER; LIMITED PARTNER; MANAGER/MEMBER | — |
| [STARR KEVIN PAUL](https://search.stillhousedata.com/person/888041) | EFFECTIVE OFFICER; LIMITED PARTNER; MANAGER/MEMBER | — |
| [TEPPER ROBERT IRA](https://search.stillhousedata.com/person/888042) | EFFECTIVE OFFICER; EXECUTIVE OFFICER; LIMITED PARTNER (+1 more) | — |
| [GILLIS KEVIN MICHAEL](https://search.stillhousedata.com/person/888043) | CHIEF FINANACIAL OFFICER; CHIEF FINANCIAL OFFICER; CHIEF OPERATING OFFICER (+1 more) | — |
| [Borisy Alexis](https://search.stillhousedata.com/person/895209) | EFFECTIVE OFFICER | — |
| [Celniker Abbie](https://search.stillhousedata.com/person/895210) | EFFECTIVE OFFICER; EXECUTIVE OFFICER; MANAGER/MEMBER | — |
| [Huber Reid M](https://search.stillhousedata.com/person/899593) | EXECUTIVE OFFICER; MANAGER/MEMBER | — |
| [Tong Jeff K](https://search.stillhousedata.com/person/899594) | EXECUTIVE OFFICER; MANAGER/MEMBER | — |
| [Connors Alison](https://search.stillhousedata.com/person/903177) | CHIEF FINANCIAL OFFICER | — |


## Private funds (5)

| Fund | Type | Formed | Owners | GAV | Min investment |
| --- | --- | --- | --- | --- | --- |
| THIRD ROCK VENTURES VI, L.P. | Venture Capital Fund | Delaware | 66 | $786.6M | $500K |
| THIRD ROCK VENTURES V, L.P. | Venture Capital Fund | Delaware | 68 | $736.1M | $200K |
| THIRD ROCK VENTURES IV, L.P. | Venture Capital Fund | Delaware | 58 | $326.5M | $650K |
| THIRD ROCK VENTURES III, L.P. | Venture Capital Fund | Delaware | 62 | $41.8M | $108K |
| THIRD ROCK VENTURES, L.P. | Venture Capital Fund | Delaware | 27 | $40.7M | $963K |


## Related pages

- Form ADV Part 2 brochure: https://search.stillhousedata.com/firm/161185/brochure
- Similar advisers: https://search.stillhousedata.com/firm/161185/similar
- Related entities: https://search.stillhousedata.com/firm/161185/related
- SEC IAPD (source of record): https://adviserinfo.sec.gov/firm/summary/161185

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Source: public SEC Form ADV 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.