Advertising Services Top Companies
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WPP plc
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Lamar Advertising Company
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Dentsu Group Inc.
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The Interpublic Group of Companies Inc.
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Omnicom Group Inc.
*Disclaimer: Top companies sorted in no particular order
Advertising Services Market Concentration
Advertising Services Company List
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WPP plc
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Omnicom Group Inc.
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The Interpublic Group of Companies Inc.
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Publicis Groupe S.A.
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Dentsu Group Inc.
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Havas S.A.
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Stagwell Inc.
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Accenture plc (Accenture Song)
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Hakuhodo DY Holdings Inc.
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Deloitte Touche Tohmatsu Ltd. (Deloitte Digital)
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PwC Advisory Services LLP (PwC Digital Services)
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Cognizant Technology Solutions Corp. (Cognizant Interactive)
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IBM Corp. (IBM iX)
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Salesforce Inc. (Marketing Cloud Services)
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Lamar Advertising Company
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JCDecaux SE
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Clear Channel Outdoor Holdings Inc.
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Fiverr International Ltd.
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S4 Capital plc (Media.Monks)
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Wieden + Kennedy Inc.
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Droga5 LLC
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Serviceplan Group SE and Co. KG
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MandC Saatchi plc
