# OSTERWEIS CAPITAL MANAGEMENT LLC

OSTERWEIS CAPITAL MANAGEMENT LLC of SAN FRANCISCO, CA is an SEC-registered investment adviser.

## Registration

- CRD: 109580
- Type: SEC-registered investment adviser
- SEC file number: 801-54360
- Location: ONE MARITIME PLAZA, SUITE 800, SAN FRANCISCO, CA, 94111
- Phone: 415-434-4441
- Latest filing: 2026-03-31
- Regulatory AUM: $7.5B
- Discretionary AUM: $7.5B
- Non-discretionary AUM: $34.1M
- Clients: 666
- Accounts: 362

## Business model

- Compensation: % of AUM, Fixed
- Clients served: Individuals, High net worth, Pooled vehicles

## Officers, owners & control persons (46)

_Showing 25 of 46 people._

| Name | Role | Location |
| --- | --- | --- |
| Catherine Halberstadt | CO-CEO AND CO-PRESIDENT; MEMBER | 92800 Puteaux, I0 |
| John Steven Osterweis | CHAIRMAN; TRUSTEE, OSTERWEIS REVOCABLE TRUST | — |
| John Foxon Tavernetti | CHIEF COMPLIANCE OFFICER | — |
| Gregory Scott Hermanski | TRUSTEE, HERMANSKI FAMILY TRUST | — |
| Carl Philip Kaufman | CO-CEO AND CO-PRESIDENT; TRUSTEE, CARL KAUFMAN & MARTHA ANGOVE REVOCABLE TRUST | — |
| Martha Elizabeth Angove | TRUSTEE, CARL KAUFMAN & MARTHA ANGOVE REVOCABLE TRUST | — |
| Rebecca Dawn Hermanski | TRUSTEE, HERMANSKI FAMILY TRUST | — |
| Sarah Chang | TRUSTEE, EUBANKS/CHANG FAMILY TRUST | — |
| Shawn Michael Eubanks | TRUSTEE, EUBANKS/CHANG FAMILY TRUST | — |
| Bradley Morgan Kane | TRUSTEE, KANE FAMILY TRUST DTD 6/27/2005 | — |
| Rachel Zenner Kane | TRUSTEE, KANE FAMILY TRUST DTD 6/27/2005 | — |
| John Scott Coleman | DIRECTOR | — |
| John Stephen Maclellan | DIRECTOR | — |
| Craig Leonard Manchuck | SHAREHOLDER | — |
| FRIEDMAN GLEN MICHAEL | DIRECTOR | — |
| COLEMAN RODNEY SCOTT | DIRECTOR | — |
| LEE JACK C | TRUSTEE, LEE FAMILY TRUST | — |
| DUNEGAN DORETTA LOUISE | CHIEF COMPLIANCE OFFICER; DIRECTOR OF COMPLIANCE | — |
| MACLELLAN JOHN STEPHEN | DIRECTOR | — |
| OSTERWEIS JOHN STEVEN | CHAIRMAN; CHAIRMAN AND CHIEF INVESTMENT OFFICER; CHAIRMAN, CHIEF EXECUTIVE OFFICER AND PRESIDENT (+3 more) | — |
| HELLMAN FREDERICK WARREN | CO-TRUSTEE, ADMINSTRATIVE TRUST UNDER THE HELLMAN FAMILY REVOCABLE TRUST; CO-TRUSTEE, PATRICIA CHRISTINA HELLMAN SURVIVOR'S TRUST, DATED DECEMBER 18, 2011; DIRECTOR (+1 more) | — |
| HELLMAN PATRICIA C | TRUSTEE, HELLMAN REVOCABLE TRUST | — |
| NICHTER PAMELA SUE | CHIEF OPERATING OFFICER & CHIEF FINANCIAL OFFICER; CO- CHIEF OPERATING OFFICER & CO-CHIEF FINANCIAL OFFICER; VP/CFO/COO (+2 more) | — |
| TAVERNETTI JOHN FOXON | CCO; CHIEF COMPLIANCE OFFICER | — |
| BERLER MATTHEW KIP | PRESIDENT AND CEO; PRESIDENT AND CHIEF EXECUTIVE OFFICER; TRUSTEE, BERLER FAMILY TRUST (+1 more) | — |


## Related pages

- Form ADV Part 2 brochure: https://search.stillhousedata.com/firm/109580/brochure
- Similar advisers: https://search.stillhousedata.com/firm/109580/similar
- Related entities: https://search.stillhousedata.com/firm/109580/related
- SEC IAPD (source of record): https://adviserinfo.sec.gov/firm/summary/109580

---

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.