Omnicom names Andrew Robertson CEO as Troy Ruhanen retires

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Omnicom Advertising Announces Leadership Transition

September 9, 2026 10:30 AM EDT

Troy Ruhanen to Retire; Andrew Robertson Appointed CEO of Omnicom Advertising

NEW YORK, Sept. 9, 2026 /PRNewswire/ -- Omnicom (NYSE: OMC), the world's leading marketing and sales company, today announced that Troy Ruhanen, President and Chief Executive Officer of Omnicom Advertising, has decided to retire following a distinguished career spanning more than twenty... More