# FRONTIER CAPITAL MANAGEMENT CO LLC

FRONTIER CAPITAL MANAGEMENT CO LLC of BOSTON, MA is an SEC-registered investment adviser.

## Registration

- CRD: 106274
- Type: SEC-registered investment adviser
- SEC file number: 801-15724
- Location: 99 SUMMER STREET, BOSTON, MA, 02110
- Phone: (617) 261-0777
- Latest filing: 2026-03-31
- Regulatory AUM: $9.6B
- Discretionary AUM: $9.6B
- Clients: 38
- Accounts: 55

## Business model

- Compensation: % of AUM, Performance
- Clients served: High net worth, Pooled vehicles, Investment cos

## Officers, owners & control persons (18)

| Name | Role | Location |
| --- | --- | --- |
| Sarah Jean Jankowski | CHIEF OPERATING OFFICER/MANAGING PARTNER | — |
| Jillian Patricia Berggren | CONTROLLER | — |
| Robert E Phay | CHIEF COMPLIANCE OFFICER AND GENERAL COUNSEL | — |
| William Allen Teichner | MANAGING PARTNER | — |
| DUNCAN THOMAS WILLIAM | CHAIRMAN/MGMT. CMTE. MEMBER; DIRECTOR OF RESEARCH / MGMT. CMTE. MEMBER; PRESIDENT/MGMT. CMTE. MEMBER | — |
| FEY GRACE KEENEY | EXECUTIVE VP/MGMT. CMTE. MEMBER | — |
| SMITH JAMES KIRK | EXECUTIVE VP/MGMT. CMTE. MEMBER | — |
| CAVARRETTA MICHAEL ANTHONY | CHAIRMAN; CHAIRMAN/MGMT. CMTE. MEMBER; EXECUTIVE VP/MGMT. CMTE. MEMBER (+2 more) | — |
| BINDER RICHARD HOWARD | CHIEF FINANCIAL OFFICER; SENIOR VP/CFO; SENIOR VP/CFO/MGMT. CMTE. MEMBER | — |
| BALLOU WILLIAM JOHN | CHIEF COMPLIANCE OFFICER AND GENERAL COUNSEL; CHIEF COUNSEL AND CHIEF COMPLIANCE OFFICER/MGMT. CMTE. MEMBER; SENIOR VP, CHIEF LEGAL AND COMPLIANCE OFFICER/MGMT. CMTE. MEMBER (+2 more) | — |
| KNIGHTLY STEPHEN MICHAEL | PRESIDENT/MGMT. CMTE. MEMBER; SENIOR VP/MGMT. CMTE. MEMBER | — |
| TEICHNER BRUCE ALLEN | EXECUTIVE VICE PRESIDENT/MGMT. CMTE. MEMBER; MANAGING PARTNER | — |
| PHAY ROBERT E | CHIEF COMPLIANCE OFFICER AND GENERAL COUNSEL | — |
| WIMBERLY JOHN DAVID | CHAIRMAN/MGMT. CMTE. MEMBER | — |
| HIGGINS JOHN GREGORY | SENIOR VP/EXEC. CMTE. MEMBER; SENIOR VP/MGMT. CMTE. MEMBER | — |
| JANKOWSKI SARAH JEAN | CHIEF ADMINISTRATIVE OFFICER/MGMT. CMTE. MEMBER; CHIEF OPERATING OFFICER/MANAGING PARTNER; CHIEF OPERATING OFFICER/MGMT. CMTE. MEMBER | — |
| HULL JULIANNE | CHIEF COMPLIANCE OFFICER AND GENERAL COUNSEL | — |
| BERGGREN JILLIAN PATRICIA | CHIEF FINANCIAL OFFICER; CONTROLLER | — |


## Related pages

- Form ADV Part 2 brochure: https://search.stillhousedata.com/firm/106274/brochure
- Similar advisers: https://search.stillhousedata.com/firm/106274/similar
- Related entities: https://search.stillhousedata.com/firm/106274/related
- SEC IAPD (source of record): https://adviserinfo.sec.gov/firm/summary/106274

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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.