Aetos Alternative Management, LLC (Menlo Park)


Aetos Alternative Management, LLC is a large advisory firm based in Menlo Park. It manages $4.74 billion of regulatory assets for 258 client accounts. It has been registered with the SEC as an adviser since 2001.




Aetos Alternative Management provides portfolio management for individuals and small businesses, portfolio management for investment companies, portfolio management for pooled investment vehicles, and pension consulting services. It doesn't provide financial planning services to its clients. On top of advisory services, the firm doesn't engage in other business activities.

Aetos Alternative Management: assets under management

The assets under management (AUM) of Aetos Alternative Management, LLC is $4.74 billion. The firm's AUM has grown by 1877% since the beginning of its operation, and the company doesn't manage any assets belonging to foreign clients.


The firm manages $4.28 billion in discretionary accounts and $459.7 million in non-discretionary accounts. On average, the discretionary accounts where all decisions are made on behalf of the client hold $16.8 million each. Non-discretionary accounts, where clients actively manage their portfolios, generally hold around $153.23 million.

Fees & Commissions

The advisory firm has several streams of revenue. Clients pay Aetos Alternative Management, LLC for their services and products based on a percentage of assets under management, fixed fees, and performance-based fees. Compensation based on assets under management promotes a long-term relationship between a client and the adviser and helps align mutual interests. These fees don’t include brokerage commissions, interest, taxes, and other account expenses.

Careers at Aetos Alternative Management, LLC

James M Allwin has been acting as President since 1 Oct 2001. Reid William Conway joined the executive team most recently as the Chief Compliance Officer.

Direct owners and executive officers



Name Entity Date acquired Ownership Employer ID
Llc Aetos Capital Sole member 1 Oct 2001 75% - 100% 13-4048966
Rhea Elizabeth Anne Casscells Ceo 1 Oct 2001 Other 1408813
James M Allwin Chairman 1 Oct 2001 Other 1070990
Harold James Schaaff Chief legal officer 1 Oct 2001 Other 1994265
L.P. Aetos Capital Sole member 1 Oct 2001 75% - 100% 13-4048966
Rhea Elizabeth Anne Casscells Co-president 1 Feb 2004 Other 1408813
Michael F Klein Co-president 1 Feb 2004 Other 2669395
Scott D Sawyer Chief financial officer 1 Aug 2004 Other 5654732
Harold James Schaaff Chief compliance officer 1 Oct 2004 Other 1994265
Reid William Conway Chief compliance officer 1 Jul 2008 Other 3117559

Indirect Owners

The SEC currently registers 7 indirect owners.

Name Entity Date acquired Ownership Employer ID
James M Allwin Member 1 May 1999 50% - 75% 1070990
Llc The Allwin Family Member 1 May 1999 50% - 75% 13-4151671
James M Allwin Member 1 Jan 2001 50% - 75% 1070990
James M Allwin 2001 Childrens' Trust Member 1 Jan 2001 25% - 50% 30-6020131
Llc Aetos Capital General partner 1 Dec 2005 Other 11-3770980
James Allwin Member pending probate 1 Oct 2007 50% - 75% 1070990
Estate Of James M. Allwin Member 1 Oct 2007 50% - 75% 51-6593991

Based in Menlo Park

The principal office where Aetos Alternative Management, LLC performs its advisory services is located at 2180 Sand Hill Road, Menlo Park, CA 94025, which is also the mailing address of the firm. An additional office of the firm is in New York, NY. It doesn’t run an office outside of the United States.

You can reach the main office by calling the phone number 650-234-1862 or by fax 650-234-1888. The normal business hours are 9:00 a.m. to 5:00 p.m. on Monday - Friday.