Forstmannleff LLC (New York)


Forstmannleff LLC is a large advisory firm based in New York. It manages $2.07 billion of regulatory assets for 365 client accounts. It has been registered with the SEC as an adviser since 2005 and has operated in the jurisdictions of Alabama, Alaska, Arizona, and 47 other states.

Forstmannleff provides portfolio management for individuals and small businesses, portfolio management for investment companies, portfolio management for pooled investment vehicles, and market timing 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.

Forstmannleff: assets under management

The assets under management (AUM) of Forstmannleff LLC is $2.07 billion, all of which is managed in discretionary accounts. The firm's AUM has gone down by -7% since the beginning of its operation, and the company doesn't manage any assets belonging to foreign clients.


The firm manages $2.07 billion in discretionary accounts. On average, the discretionary accounts where all decisions are made on behalf of the client hold $5.68 million each.

Fees & Commissions

The advisory firm has several streams of revenue. Clients pay Forstmannleff 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 Forstmannleff LLC

John Herman Myers has been acting as President since 1 Oct 2006. Nancy Briggs Tooke has served as the Chief Investment Officer since 1 Jul 2005. Michael Cook joined the executive team most recently as the Managing Director, Quantitative Research.

Direct owners and executive officers



Name Entity Date acquired Ownership Employer ID
Kristin Brett Mariani Chief compliance officer 1 Jul 2005 Other 2740967
Thomas A Galvin Co-chief investment officer 1 Jul 2005 Other 1892625
Michael Cook Sr. portfolio manager, director of quant research 1 Jul 2005 Other 2493208
William L Potter Co-chief investment officer 1 Jul 2005 Other 2580984
Nancy Briggs Tooke Chief investment officer 1 Jul 2005 Other 448094
Christopher John Fasciano Managing director, sr. portfolio mgr. 1 Jul 2005 Other 2715800
Gustave Joseph Scacco Senior portfolio manager 1 Jul 2005 Other 2539326
Mark Bergen Manager, chief operating officer 1 Jul 2005 Other 4918787
Llc Forstmann Leff Associates Sole member 1 Jul 2005 75% - 100% 110513
Mark Bergen Managing partner, chief operating officer 1 Dec 2005 Other 4918787
John Parker Rhodes Managing partner 1 Dec 2005 Other 1570758
Thomas A Galvin Senior managing director, chair of investment strategy comm 1 Jan 2006 Other 1892625
Gustave Joseph Scacco Managing director, sr. portfolio manager 1 Jan 2006 Other 2539326
Elizabeth Dater Chief investment officer 1 Jan 2006 Other 2303551
Seimin Oh Managing director, sr. portfolio manager 1 Jan 2006 Other 4649478
Peter William Hermann Managing director, sr. portfolio manager 1 Jan 2006 Other 2486829
Mark Bergen Managing partner, chief operating officer 1 Mar 2006 Other 4918787
John Parker Rhodes Managing partner 1 Mar 2006 Other 1570758
Elizabeth Dater Chief investment officer 1 Mar 2006 Other 2303551
Kristin Brett Mariani Chief compliance officer 1 Mar 2006 Other 2740967
Thomas A Galvin Senior managing director, chair of investment strategy comm 1 Mar 2006 Other 1892625
Llc Forstmann Leff Associates Sole member 1 Mar 2006 75% - 100% 110513
Christopher John Fasciano Managing director, sr portfolio manager 1 Mar 2006 Other 2715800
Michael Cook Managing director, sr portfolio manager 1 Mar 2006 Other 2493208
William L Potter Managing director, sr portfolio manager 1 Mar 2006 Other 2580984
Gustave Joseph Scacco Managing director, sr portfolio manager 1 Mar 2006 Other 2539326
Seimin Oh Managing director, sr portfolio manager 1 Mar 2006 Other 4649478
Peter William Hermann Managing director, sr portfolio manager 1 Mar 2006 Other 2486829
Agfl Acquisition Llc Member 1 May 2006 50% - 75% 20-4727844
Llc Forstmann Leff Partners Member 1 May 2006 25% - 50% 20-4527792
Dana Chase Troxell President & ceo 1 May 2006 Other 2929779
Ag Asset Management Partners Llc Member 1 May 2006 25% - 50% 20-4527792
John Parker Rhodes Managing partner, portfolio manager 1 Jul 2006 Other 1570758
Allen Rubin Margolius Managing director, portfolio manager 1 Jul 2006 Other 2928909
John Herman Myers Chairman 1 Oct 2006 Other 4335072
Michael Cook Managing director, quantitative research 1 Jan 2007 Other 2493208

Indirect Owners

The SEC currently registers 9 indirect owners.

Name Entity Date acquired Ownership Employer ID
L.P. Ag Partners General partner 1 Aug 1988 75% - 100% 13-3478876
Jamg Llc General partner 1 Jan 2004 75% - 100% 83-0375297
John Michael Angelo Managing member 1 Jan 2004 50% - 75% 6118
Michael Laurence Gordon Managing member 1 Jan 2004 50% - 75% 225836
Llc Forstmann Leff Participation Member 1 Oct 2004 25% - 50% 20-1767570
Llc Forstmann Leff Participation Class b member of fla 1 Jul 2005 25% - 50% 20-1767570
Inc. Blueco Member 1 Dec 2005 50% - 75% 20-3921707
Henry Sean Mathis Shareholder holding shares in trust f/b/o fla 1 Dec 2005 75% - 100% 1863889
Gordon & Co. L.P. Angelo Member 1 May 2006 75% - 100% 131940

Based in New York

The principal office where Forstmannleff LLC performs its advisory services is located at 245 Park Avenue, New York, NY 10167, which is also the mailing address of the firm. An additional office of the firm is in Boston, MA. It doesn’t run an office outside of the United States.

You can reach the main office by calling the phone number 212-407-9448 or by fax 212-588-0549. The normal business hours are 9:00 am - 5:00 pm on Monday - Friday.