[11] In September 1998, SFX acquired Magicworks Entertainment, Inc.[4][12] This Miami-based company promoted concerts and managed touring events such as magician David Copperfield and musicals Jekyll & Hyde and Evita.

The summer of 1999 saw court approval granted for a purchase of the bankrupt Livent (then controlled by Canadian entrepreneur Garth Drabinsky and CAA founder Mike Ovitz), a deal that had been initiated a year earlier.

Livent, once one of the premier theatrical production companies, owned such touring shows as Ragtime and Fosse, as well as a number of venues in Canada and the United States.

[20] The company's assets include: Philanthropically, JGO has supported The Arthur Miller Foundation with a grant to provide theater educators in NYC Public Schools.

[28] In 2017, JGO raised $500,000 for Hurricane Maria relief in Puerto Rico by producing a benefit performance of Thornton Wilder’s Our Town starring Scarlett Johansson, Robert Downey Jr. and Chris Evans.

[30] In April 2021, the John Gore Organization became a founding partner in The Theatre Leadership Project to train and mentor a new generation of Black theater industry leaders.