Top executive: Anthony J. Hopp, chairman and CEO
Year founded: 1911
Headquarters: Warren, MI
Holding company: Interpublic
Number of offices: Eight
Web site: www.campbell-ewald.com
Major disciplines: Advertising, digital, direct marketing, custom publishing, event/entertainment marketing, government solutions, media planning/buying; social media, strategic analytics, strategic planning and research
Key accounts: Alltel Wireless, American Heart Association, Aramark, Chevrolet, Kaiser Permanente, OnStar, US Postal Service
