# AETOS ALTERNATIVES MANAGEMENT, L.P.

AETOS ALTERNATIVES MANAGEMENT, L.P. of NEW YORK, NY is an SEC-registered investment adviser.

## Registration

- CRD: 116761
- Type: SEC-registered investment adviser
- SEC file number: 801-60760
- Location: 875 THIRD AVENUE, 22ND FLOOR, NEW YORK, NY, 10022
- Phone: 212-201-2500
- Latest filing: 2026-03-25
- Regulatory AUM: $5.8B
- Discretionary AUM: $925.0M
- Non-discretionary AUM: $4.9B
- Clients: 19
- Accounts: 107

## Business model

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

## Officers, owners & control persons (26)

_Showing 25 of 26 people._

| Name | Role | Location |
| --- | --- | --- |
| [Christopher Francis Allwin](https://search.stillhousedata.com/person/63485) | MANAGER; TRUSTEE | New York, NY |
| [Rhea Elizabeth Anne Casscells](https://search.stillhousedata.com/person/661897) | CO-PRESIDENT; LIMITED PARTNER; MEMBER | — |
| [Michael Frederick Klein](https://search.stillhousedata.com/person/661898) | CO-PRESIDENT; LIMITED PARTNER; MEMBER | — |
| [Scott David Sawyer](https://search.stillhousedata.com/person/661899) | CHIEF FINANCIAL OFFICER | — |
| [Maria Allwin](https://search.stillhousedata.com/person/661900) | MEMBER; TRUSTEE | — |
| [Katrina Persefone Allwin](https://search.stillhousedata.com/person/661901) | TRUSTEE | — |
| [Harold James Schaaff](https://search.stillhousedata.com/person/661902) | LIMITED PARTNER | — |
| [Marc Lewis Baum](https://search.stillhousedata.com/person/661903) | CHIEF COMPLIANCE OFFICER AND CHIEF LEGAL OFFICER; CHIEF LEGAL OFFICER | — |
| [Valerie Ann Romeo](https://search.stillhousedata.com/person/661904) | CHIEF COMPLIANCE OFFICER | — |
| [BAUM MARC LEWIS](https://search.stillhousedata.com/person/758658) | CHIEF COMPLIANCE OFFICER AND CHIEF LEGAL OFFICER | — |
| [CASSCELLS RHEA ELIZABETH ANNE](https://search.stillhousedata.com/person/760399) | CEO; CO-PRESIDENT; LIMITED PARTNER (+1 more) | — |
| [ALLWIN JAMES M](https://search.stillhousedata.com/person/760400) | CHAIRMAN; MEMBER | — |
| [SCHAAFF HAROLD JAMES](https://search.stillhousedata.com/person/760401) | CHIEF COMPLIANCE OFFICER; CHIEF COMPLIANCE OFFICER AND CHIEF LEGAL OFFICER; CHIEF LEGAL OFFICER (+1 more) | — |
| [KLEIN MICHAEL F](https://search.stillhousedata.com/person/760402) | CO-PRESIDENT | — |
| [CONWAY MICHAEL WILLIAM](https://search.stillhousedata.com/person/767838) | CHIEF COMPLIANCE OFFICER | — |
| [SAWYER SCOTT D](https://search.stillhousedata.com/person/772471) | CHIEF FINANCIAL OFFICER | — |
| [ALLWIN JAMES](https://search.stillhousedata.com/person/798811) | MEMBER PENDING PROBATE; SEE SCHEDULE D - MISC. | — |
| [LARSON ROBERT E](https://search.stillhousedata.com/person/833537) | TRUSTEE | — |
| [ALLWIN MARIA](https://search.stillhousedata.com/person/833538) | MEMBER; TRUSTEE | — |
| [ALLWIN CHRISTOPHER F](https://search.stillhousedata.com/person/847158) | TRUSTEE | — |
| [ALLWIN MICHAEL NICHOLAS](https://search.stillhousedata.com/person/847159) | TRUSTEE | — |
| [Allwin Katrina](https://search.stillhousedata.com/person/847160) | TRUSTEE | — |
| [KLEIN MICHAEL FREDERICK](https://search.stillhousedata.com/person/850451) | CO-PRESIDENT; LIMITED PARTNER; MEMBER | — |
| [SAWYER SCOTT DAVID](https://search.stillhousedata.com/person/850452) | CHIEF FINANCIAL OFFICER | — |
| [ALLWIN CHRISTOPHER FRANCIS](https://search.stillhousedata.com/person/850453) | MANAGER; TRUSTEE | — |


## Related pages

- Form ADV Part 2 brochure: https://search.stillhousedata.com/firm/116761/brochure
- Similar advisers: https://search.stillhousedata.com/firm/116761/similar
- Related entities: https://search.stillhousedata.com/firm/116761/related
- SEC IAPD (source of record): https://adviserinfo.sec.gov/firm/summary/116761

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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.