McInerney Business Management 31726 Rancho Viejo Rd, San Juan Capistrano, CA92675 This is an office location for McInerney Business Management, an international sport and entertainment management…More company founded 25 years ago in Irvine, California. This office is located in the Obispo Village Plaza and the agency was founded by Brian William McInerney. McInerney and associates offer management, marketing, contract negotiation, special events and fund raising for some of the world's most recognized professional athletes. The agency also suggests business planning and product development. Some of the sports names linked to McInerney are: Basketball legend, Magic Johnson and Olympic Champion Sprinter Maurice Greene.