Tiffany R. Warren

Senior VP, Chief Diversity Officer, Omnicom Group Inc.|Founder, ADCOLOR®

Tiffany R. Warren oversees all diversity efforts for Omnicom Group including the Omnicom Diversity Development Advisory Council, Omnicom Supplier Diversity Initiatitives, Omnicom Diversity & Inclusion Group, Omnicom Medgar Evers Associates Program and Omnicom Medgar Evers Partnership.

Formerly of Arnold Worldwide, she managed diversity initiatives for the Arnold network of offices which included Arnold Immersion: Multicultural Seminars, The Atrium Project, Arnold Multicultural Employee Network, Arnold Rainbow Coalition and the AAF Most Promising Minority Student Alumni Rising Star Award. In 2005, Tiffany founded ADCOLOR® and the ADCOLOR® Awards.

Before joining Arnold, Warren was Manager of Diversity Programs at the American Association of Advertising Agencies in New York City. She oversaw all AAAA diversity initiatives, which included the comprehensive Multicultural Advertising Internship Program.

Before joining the AAAA, Warren was an assistant account executive at Arnold in Boston where her duties focused on the Fleet Financial Services Group account. 

Warren serves as an executive member of the AAF Board of Directors.  She is a member of the Advertising Club of New York's Diversity Committee, AAF Mosaic Center Executive Committee, AAF National Academic Committee and AAAA Diversity Committee. Ms. Warren also serves on the boards of Together Our Resources Can Help (TORCH), The Winsor School Corporation, The Winsor School Alumni Board, and Immigration Equality's Business Coalition for Global Talent. 

In addition, Warren is the District 1 Coordinator for the AAF National Student Advertising Competition, Vice Chair of the AAF Mosaic Center Executive Council, professional member of the AAF National Academic Committee and board member of the Institute for Advertising Ethics. She is a member of both the AAAA and The Advertising Club’s Diversity Committees. She is a founding member of the Roundtable of Advertising Diversity Executives (RADE) and the Cooperative of Diversity Executives (CODE). She was honored as a 2007 Advertising Age & Advertising Women of New York “Woman to Watch”, was featured in Pepsi’s 2008 Black History Calendar entitled “The First of Many” which highlights African-American trailblazers and pioneers, was recipient of The 2008 President's Award from The Advertising Club of New York, the 2008 AAF District 2 "Role Model" Diversity Achievement Award, the 2009 NV Magazine Corporate Visionary Award and the 2009 New England Women’s Leadership Pioneer Award Recipient.

Warren is a graduate of The Winsor School and Bentley University.

Last Updated: 2010