Index Page 2005 Agency Report

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An Annual Report Published May 2, 2005
Charts provide comprehensive rankings of the world's largest advertising agencies and other marketing services companies.

Profiles of the World's Top 50 Marketing Organizations (a PDF file)

• Annual Industry Overview
Overall Revenue From Advertising and Marketing Up 8.6%
Industry analysis by R. Craig Endicott.

Agency Market Share Pie (a PDF file)

Biggest agency companies, worldwide agencies and U.S. agencies. Largest agencies in CRM/direct marketing, digital and other disciplines.

Agency Report Ranked Listing: World's Top 50 Marketing Organizations
U.S. Agency Brands Ranked by Revenue
Alphabetical Index to U.S. Agency Brand Ranking
World's Top Core Agency Brands
Top Health Care Agencies
Multicultural Agency Rankings
Top Media Specialist Cos.
Top Marketing Services Agencies
Top Direct Marketing Agencies
Top Sales Promotion Agencies
Top Interactive Agencies
Top Independent Agencies
Independent Agency Networks


Agency Report Archive
1998 to present.

Agency Report Questionnaires
Ad Age's Agency Report Questionnaires are available here. If your agency missed the deadline for Agency Report, fill out the questionnaire and e-mail it to We'll add you to our database.'s DataCenter features premium content, including profiles of top advertisers, media, agencies and more. Contact customer service regarding print, digital or DataCenter subscriptions or to purchase additional copies.

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