-LRB- BLOOMBERG NEWS -RRB- An Apollo Management Founder Plans His Own Firm Michael Gross , a co-founder with Leon Black of the New York buyout firm Apollo Management , has resigned to start his own company .
Leon Black /business/person/company Apollo Management
-LRB- NNP NNP -RRB- DT NNP NNP NNP NNP PRP$ NNP NN NNP NNP , DT NN IN NNP NNP IN DT NNP NNP NN NN NNP NNP , VBZ VBN TO VB PRP$ JJ NN .
Leon Black
PERSON
Apollo Management
ORGANIZATION
/business/person/company