Harold S Geller is Executive Director of, Advertising Digital Identification LLC (Ad-ID) a US Based advertising-metadata system, the UPC code for Ads across all platforms, which is a joint venture of American Association of Advertising Agencies (4A’s) and the Association of National Advertisers (ANA).

Harold speaks and writes extensively regarding interoperability, digital workflow and metadata in advertising.
 
Harold’s advertising career spans over 30 years, in the United States and Canada. He has worked in media buying/planning, account management, financial, and technology roles at MindShare, Ogilvy & Mather, and McCann Erickson, and the defunct Ted Bates and Foster Advertising.

Harold is a graduate of radio and television broadcasting from Seneca College (Toronto, Ontario, Canada).