Principal: Donna Imperato, CEO
Ownership: WPP Group
Subsidiary agencies: AxiCom and GCI Health
Offices: Global: 59 majority-owned; US: 15
Revenue:
Global: $100 million to $150 million
US: $65 million to $100 million
Headcount: Global: 1,100; US: 550

Cohn & Wolfe added more of an international flavor to its offerings in late 2011. In Q4, it bought Impactasia, an agency with offices throughout China, and merged them with C&W's Beijing and Shanghai offices. Weeks later, it bought Singapore-based ...