# INTERWEST VENTURE MANAGEMENT COMPANY

INTERWEST VENTURE MANAGEMENT COMPANY of SAN FRANCISCO, CA is an SEC exempt reporting adviser.

## Registration

- CRD: 160677
- Type: SEC exempt reporting adviser
- SEC file number: 802-76178
- Location: 548 MARKET STREET, #44661, SAN FRANCISCO, CA, 94104-5401
- Phone: 650-854-8585
- Latest filing: 2026-03-27

## Officers, owners & control persons (51)

_Showing 25 of 51 people._

| Name | Role | Location |
| --- | --- | --- |
| [Nina Sofia Kjellson](https://search.stillhousedata.com/person/685562) | MEMBER OF INTERWEST MANAGEMENT PARTNERS X, LLC AND TRUSTEE NINA KJELLSON LIVING TRUST DTD 10/8/2008 | — |
| [Gilbert Harrow Kliman](https://search.stillhousedata.com/person/718079) | CEO OF INTERWEST VENTURE MANAGEMENT CO. & TRUSTEE OF GILBERT H. KLIMAN TRUST DATED 11/15/2002; MEMBER AND ELECTED MANAGING DIRECTOR, INTERWEST MANAGEMENT PARTNERS X, LLC AND TRUSTEE GYK TRUST DATED 12/17/2014; MEMBER & ELECTED MANAGING DIRECTOR, INTERWEST MANAGEMENT PARTNERS VIII, LLC & TRUSTEE GILBERT H. KLIMAN TRUST DATED 11/15/2002 | — |
| [Karen Ann Wilson](https://search.stillhousedata.com/person/718080) | CHIEF FINANCIAL OFFICER OF INTERWEST VENTURE MANAGEMENT CO. | — |
| [Stephen Charles Bowsher](https://search.stillhousedata.com/person/718081) | MEMBER OF INTERWEST MANAGEMENT PARTNERS VIII, LLC AND TRUSTEE THE STEPHEN AND CAROLYN BOWSHER REVOCABLE TRUST U/A DTD 8/30/2001 | — |
| [Carolyn Shaw Bowsher](https://search.stillhousedata.com/person/718082) | MEMBER OF INTERWEST MANAGEMENT PARTNERS VIII, LLC AND TRUSTEE THE STEPHEN AND CAROLYN BOWSHER REVOCABLE TRUST U/A DTD 8/30/2001 | — |
| [Philip Theodore Gianos](https://search.stillhousedata.com/person/718083) | MEMBER OF INTERWEST MANAGEMENT PARTNERS VIII, LLC & TRUSTEE OF THE GIANOS REVOCABLE TRUST UAD 3/22/99 | — |
| [Carol Jean Gianos](https://search.stillhousedata.com/person/718084) | MEMBER OF INTERWEST MANAGEMENT PARTNERS VIII, LLC AND TRUSTEE GIANOS REVOCABLE TRUST UAD 3/22/99 | — |
| [Thomas Lee Rosch](https://search.stillhousedata.com/person/718085) | MEMBER OF INTERWEST MANAGEMENT PARTNERS VIII, LLC AND TRUSTEE ROSCH REVOCABLE TRUST U/A/D/ 12/12/2002 | — |
| [Bryan Todd Oronsky](https://search.stillhousedata.com/person/718086) | LIMITED PARTNER | — |
| [Neil Charles Oronsky](https://search.stillhousedata.com/person/718087) | LIMITED PARTNER | — |
| [Paula Renee Oronsky](https://search.stillhousedata.com/person/718088) | MEMBER OF INTERWEST MANAGEMENT PARTNERS X, LLC AND TRUSTEE ORONSKY MARITAL TRUST DATED 12/15/2000; MEMBER OF INTERWEST MANAGEMENT PARTNERS X, LLC AND TRUSTEE ORONSKY SURVIVOR'S TRUST DATED 12/15/2000 | — |
| [Douglas Allen Pepper](https://search.stillhousedata.com/person/718089) | MEMBER OF INTERWEST MANAGEMENT PARTNERS X, LLC & TRUSTEE PEPPER FAMILY TRUST DATED 6/26/08 | — |
| [Kimberly Mendelson Pepper](https://search.stillhousedata.com/person/718090) | MEMBER OF INTERWEST MANAGEMENT PARTNERS X, LLC AND TRUSTEE PEPPER FAMILY TRUST, DATED 6/26/08 | — |
| [Bruce Allan Cleveland](https://search.stillhousedata.com/person/718091) | MEMBER OF INTERWEST MANAGEMENT PARNERS X, LLC AND TRUSTEE CLEVELAND FAMILY TRUST UDT 11/25/97 | — |
| [Robin Ann Cleveland](https://search.stillhousedata.com/person/718092) | MEMBER OF INTERWEST MANAGEMENT PARTNERS X, LLC AND TRUSTEE CLEVELAND FAMILY TRUST UDT 11/25/97 | — |
| [Khaled Asad Nasr](https://search.stillhousedata.com/person/718093) | SECRETARY AND CHIEF OPERATING OFFICER OF INTERWEST VENTURE MANAGEMENT CO | — |
| [Deborah Lynn Michel Rosch](https://search.stillhousedata.com/person/718094) | MEMBER OF INTERWEST MANAGEMENT PARTNERS VIII, LLC AND TRUSTEE ROSCH REVOCABLE TRUST U/A/D/ 12/12/2002 | — |
| [Yasemin B Kliman](https://search.stillhousedata.com/person/718095) | MEMBER OF INTERWEST MANAGEMENT PARTNERS X, LLC AND TRUSTEE GYK TRUST DATED 12/17/2014 | — |
| [Jobeth Maglathlin Cash](https://search.stillhousedata.com/person/718096) | MEMBER OF INTERWEST MANAGEMENT PARTNERS VIII, LLC AND TRUSTEE OF THE H. BERRY CASH BYPASS TRUST DATED 10/2/2017; MEMBER OF INTERWEST MANAGEMENT PARTNERS VIII, LLC AND TRUSTEE OF THE JOBETH MAGLATHLIN CASH SURVIVORS TRUST DATED 10/2/2017 | — |
| [PEPPER NEAL ALLEN](https://search.stillhousedata.com/person/743272) | MEMBER AND ELECTED MANAGING DIRECTOR, INTERWEST MANAGEMENT PARTNERS X, LLC & TRUSTEE PEPPER FAMILY TRUST DATED 6/26/08; MEMBER OF INTERWEST MANAGEMENT PARTNERS IX, LLC AND TRUSTEE PEPPER FAMILY TRUST DATED 6/26/08; MEMBER OF INTERWEST MANAGEMENT PARTNERS X, LLC & TRUSTEE PEPPER FAMILY TRUST DATED 6/26/08 (+3 more) | — |
| [HOLMES BRADLEY STEPHEN](https://search.stillhousedata.com/person/827428) | CHIEF OPERATING OFFICER OF INTERWEST VENTURE MANAGEMENT CO.; MEMBER AND ELECTED MANAGING DIRECTOR OF INTERWEST MANAGEMENT PARTNERS X, LLC; MEMBER AND ELECTED MANAGING DIRECTOR OF INTERWEST MANAGEMENT PARTNERS X, LLC AND TRUSTEE HOLMES REVOCABLE TRUST DATED 9/1/2016 (+2 more) | — |
| [CLEVELAND SHELLY ANN](https://search.stillhousedata.com/person/856802) | MANAGER OF FORZA GROUP, LLC AND TRUSTEE OF CLEVELAND FAMILY TRUST UDT 11/97; MEMBER OF INTERWEST MANAGEMENT PARTNERS IX, LLC AND TRUSTEE CLEVELAND FAMILY TRUST UDT 11/25/97; MEMBER OF INTERWEST MANAGEMENT PARTNERS X, LLC AND TRUSTEE CLEVELAND FAMILY TRUST UDT 11/25/97 (+1 more) | — |
| [WILSON LAURA ANN](https://search.stillhousedata.com/person/859856) | CHIEF FINANCIAL OFFICER OF INTERWEST VENTURE MANAGEMENT CO. | — |
| [ORONSKY ARNOLD LEWIS](https://search.stillhousedata.com/person/886957) | CEO OF INTERWEST VENTURE MANAGEMENT CO. AND TRUSTEE OF ORONSKY LIVING TRUST DATED 12/15/2000; MEMBER AND ELECTED MANAGING DIRECTOR, INTERWEST MANAGEMENT PARTNERS VII, LLC & TRUSTEE ORONSKY LIVING TRUST DATED 12/15/2000; MEMBER AND ELECTED MANAGING DIRECTOR, INTERWEST MANAGEMENT PARTNERS VI, LLC & TRUSTEE OF ORONSKY LIVING TRUST DATED 12/15/2000 (+2 more) | — |
| [KLIMAN GILBERT HARROW](https://search.stillhousedata.com/person/886958) | CEO OF INTERWEST VENTURE MANAGEMENT CO. & TRUSTEE OF GILBERT H. KLIMAN TRUST DATED 11/15/2002; MEMBER AND ELECTED MANAGING DIRECTOR, INTERWEST MANAGEMENT PARTNERS X, LLC; MEMBER AND ELECTED MANAGING DIRECTOR, INTERWEST MANAGEMENT PARTNERS X, LLC AND TRUSTEE GILBERT H. KLIMAN TRUST DATED 11/15/2002 (+7 more) | — |


## Private funds (2)

| Fund | Type | Formed | Owners | GAV | Min investment |
| --- | --- | --- | --- | --- | --- |
| INTERWEST PARTNERS X, LP | Venture Capital Fund | California | 70 | $246.8M | $2.0M |
| INTERWEST PARTNERS VIII, LP | Venture Capital Fund | California | 56 | $4.5M | $1.0M |


## Related pages

- Form ADV Part 2 brochure: https://search.stillhousedata.com/firm/160677/brochure
- Similar advisers: https://search.stillhousedata.com/firm/160677/similar
- Related entities: https://search.stillhousedata.com/firm/160677/related
- SEC IAPD (source of record): https://adviserinfo.sec.gov/firm/summary/160677

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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.