Sign in

Private company

ForstmannLeff

Money management firm

ForstmannLeff Associates is an institutional money management firm. It was cofounded by J. Anthony Forstmann and Joel B. Leff in 1968. The firm is also known as one of the original hedge funds in the US.2 Wikipedia text CC BY-SA 4.0

Last updated Oct 21, 2026.

Overview

1968Founded1
  • Industryfinancial services1

See how the biggest companies compare on our leaderboards

ForstmannLeff Associates is an institutional money management firm. It was cofounded by J. Anthony Forstmann and Joel B. Leff in 1968. The firm is also known as one of the original hedge funds in the US. In 1985, the firm had a capitalization of $3.5 billion.2

The story

In 2005, Old Mutual Asset Management bought a controlling interest in the firm, and changed the name to ForstmanLeff LLC. In January 2006, the new firm was acquired by its management team in partnership with Angelo, Gordon & Co., a privately held investment firm; The new firm's name was changed in 2007 to AG Asset Management

Currently, AG Asset Management LLC operates in the financial services industry. The Company specializes in equity portfolios, mutual funds, and public equity markets. AG Asset primarily provides its services to high net worth individuals.

AG Asset Management is located in New York, United States.

From Wikipedia’s article on AG Asset Management, shared under CC BY-SA 4.0.3

Timeline

  1. 1968Founded Founded1

Sources

The numbers on this page point here. Each one links to the record it came from.

  1. 1
  2. 2
  3. 3