# ALTAIR ADVISERS, LLC

ALTAIR ADVISERS, LLC of CHICAGO, IL is an SEC-registered investment adviser.

## Registration

- CRD: 120642
- Type: SEC-registered investment adviser
- SEC file number: 801-61138
- Location: 225 W. WASHINGTON STREET, SUITE 2400, CHICAGO, IL, 60606
- Phone: 312-429-3000
- Latest filing: 2026-03-31
- Regulatory AUM: $9.8B
- Discretionary AUM: $5.2B
- Non-discretionary AUM: $4.6B
- Clients: 75
- Accounts: 1,016

## Business model

- Compensation: % of AUM, Hourly, Fixed
- Clients served: Individuals, Pensions, Charities, Corporations, Investment cos

## Officers, owners & control persons (46)

_Showing 25 of 46 people._

| Name | Role | Location |
| --- | --- | --- |
| Michael James Murray | MEMBER, MANAGING DIRECTOR | HOPKINSVILLE, KY |
| Richard L Mi Only Mazzolini | MEMBER | — |
| Steven Barry Weinstein | CHAIRMAN | — |
| Bryan Randall Malis | MEMBER, MANAGING DIRECTOR | — |
| Patrick R Mi Only Hans | MEMBER | — |
| Gayle B Mi Only Hans | MEMBER | — |
| Donald Joseph Sorota | MEMBER,  MANAGING DIRECTOR | — |
| Jason Mark Laurie | MEMBER, MANAGING DIRECTOR, CHIEF INVESTMENT OFFICER | — |
| Browne Claire | DIRECTOR OF COMPLIANCE | — |
| Timothy Grant French | MEMBER, MANAGING DIRECTOR, CHIEF CLIENT OFFICER | — |
| Rebekah Lea Kohmescher | MEMBER, CHIEF EXECUTIVE OFFICER AND CHIEF COMPLIANCE OFFICER | — |
| Rachael Halstuk Mangoubi | MEMBER, MANAGING DIRECTOR | — |
| David John Lin | MEMBER, MANAGING DIRECTOR HEAD OF RESEARCH AND DUE DILIGENCE | — |
| Allison Labelle Diliberto | MEMBER, MANAGING DIRECTOR | — |
| Anna E Nichols | MEMBER, MANAGING DIRECTOR | — |
| WEINSTEIN STEVEN BARRY | CHAIRMAN; MEMBER; PRESIDENT | — |
| BLACK RICHARD KENT | MEMBER; MEMBER AND MANAGING DIRECTOR; MEMBER, MANAGING DIRECTOR (+1 more) | — |
| MALIS BRYAN RANDALL | MEMBER; MEMBER AND MANAGING DIRECTOR; MEMBER, MANAGING DIRECTOR | — |
| WALTHER MICHAEL CHRISTOPHER | MEMBER; MEMBER AND MANAGING DIRECTOR | — |
| MAZZOLINI RICHARD L | MEMBER | — |
| HANS PATRICK R | MEMBER | — |
| HANS GAYLE B | MEMBER | — |
| ZAHN CURTIS H | TRUSTEE | — |
| KRASNOW FRANCES H | TRUSTEE | — |
| MURRAY MARK JAMES | MEMBER AND MANAGING DIRECTOR; MEMBER, MANAGING DIRECTOR | — |


## Private funds (1)

| Fund | Type | Formed | Owners | GAV | Min investment |
| --- | --- | --- | --- | --- | --- |
| TRELLA FUND I, LP | Private Equity Fund | Delaware | 86 | $56.4M | $250K |


## Fund service providers (1)

- administrator: KAUFMAN ROSSIN

## Related pages

- Form ADV Part 2 brochure: https://search.stillhousedata.com/firm/120642/brochure
- Similar advisers: https://search.stillhousedata.com/firm/120642/similar
- Related entities: https://search.stillhousedata.com/firm/120642/related
- SEC IAPD (source of record): https://adviserinfo.sec.gov/firm/summary/120642

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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.