# RAINIER INVESTMENT MANAGEMENT LLC

RAINIER INVESTMENT MANAGEMENT LLC of SEATTLE, WA is an SEC-registered investment adviser.

## Registration

- CRD: 105556
- Type: SEC-registered investment adviser
- SEC file number: 801-35638
- Location: 600 UNIVERSITY STREET, SUITE 2412, SEATTLE, WA, 98101
- Phone: 206-518-6600
- Latest filing: 2026-06-23
- Regulatory AUM: $581.1M
- Discretionary AUM: $581.1M
- Clients: 3
- Accounts: 4

## Business model

- Compensation: % of AUM
- Clients served: Pooled vehicles, Investment cos

## Officers, owners & control persons (38)

_Showing 25 of 38 people._

| Name | Role | Location |
| --- | --- | --- |
| James Stuart Morrow | OWNER | — |
| Kim Suanne Pegula | OWNER | — |
| Terrence Michael Pegula | OWNER | — |
| Jessica Michele Kushner | CHIEF COMPLIANCE OFFICER | — |
| Paul John Battaglia | CHIEF FINANCIAL OFFICER | — |
| Marc Orlans Mayer | CEO | — |
| Scott James Morabito | CHIEF OPERATING OFFICER | — |
| Sarah Christine Turner | CORPORATE SECRETARY | — |
| MAYER MARC ORLANS | CEO | — |
| BRENNAN PATRICK | BOARD MEMBER/CEO; BOARD MEMBER/CEO/SHAREHOLDER; CHIEF OPERATING OFFICER (+2 more) | — |
| HABER JOHN GLENN | PRINCIPAL; PRINCIPAL & CCO; PRINCIPAL & CHIEF COMPLIANCE OFFICER (+2 more) | — |
| MARGARD JAMES RICHARD | BOARD MEMBER; BOARD MEMBER/SHAREHOLDER; PRINCIPAL (+1 more) | — |
| RANEY MICHAEL E | PRINCIPAL | — |
| MUSSER PETER MORGAN | BOARD MEMBER; BOARD MEMBER/SHAREHOLDER; PRINCIPAL | — |
| DAWSON MARK HAMILTON | BOARD MEMBER; BOARD MEMBER/SHAREHOLDER; CHIEF INVESTMENT OFFICER (+2 more) | — |
| MANNING WILLIAM | MANAGING MEMBER | — |
| COONS JEFFREY SCOTT | PRESIDENT | — |
| ZAKALUK MELODIE BRASHER | CHIEF OPERATING OFFICER; CHIEF OPERATING OFFICER/SHAREHOLDER | — |
| HOWELL KRISTEN LEIGH | GENERAL COUNSEL/SECRETARY | — |
| THENELL LISA MARIE | CHIEF COMPLIANCE OFFICER | — |
| POLK KURT ANDREW | BOARD MEMBER; CEO/SHAREHOLDER/BOARD MEMBER; SHAREHOLDER (+1 more) | — |
| BREWER DANIEL MELANCHTHON | BOARD MEMBER; SHAREHOLDER | — |
| BROUGHTON MARK WILLIAM | BOARD MEMBER; SHAREHOLDER; SHAREHOLDER / BOARD MEMBER (+1 more) | — |
| RIDGEWAY JAMES MICHAEL | BOARD MEMBER/SHAREHOLDER; PRESIDENT; PRESIDENT/BOARD MEMBER/SHAREHOLDER (+1 more) | — |
| DURBIN ANDREA LYNN | BOARD MEMBER/SHAREHOLDER; SHAREHOLDER | — |


## Related pages

- Form ADV Part 2 brochure: https://search.stillhousedata.com/firm/105556/brochure
- Similar advisers: https://search.stillhousedata.com/firm/105556/similar
- Related entities: https://search.stillhousedata.com/firm/105556/related
- SEC IAPD (source of record): https://adviserinfo.sec.gov/firm/summary/105556

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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.