According to several agency executives,
Fate of marketing group
The prospect of a deal with Mr. Dowley raises questions about the future role of Endeavor's marketing-solutions group, led by Jimmy Yaffe. The group lost two of key agents, brothers Mark and Erik Stroman, who left earlier this year to start a branded-entertainment company.
A pact with Endeavor would mean the culmination of Mr. Dowley's long-held ambition to become a mover in talent-agency circles. Endeavor represents stars such as Ben Affleck and Drew Barrymore; its most visible partner in the marketing space is Ari Emanuel.
Both Endeavor and Mr. Dowley declined to comment. A spokesman for Interpublic declined to comment; AmEx did not return a call at press time.
Mr. Dowley's exit clouds the future of Interpublic Sports and Entertainment Group. The unit's chief operating officer, Doug Augustine, and chief financial officer, Jon Burleigh, run three companies: PMK/HBH, Bragman Nyman Cafarelli and Octagon Sports.