SID KESSLER, one of North America's top advertising executives, is a mentor and investor in new companies. He was the principal of the major advertising companies Kessler Productio...vizualizați mai multeSID KESSLER, one of North America's top advertising executives, is a mentor and investor in new companies. He was the principal of the major advertising companies Kessler Productions, Kessler Music Inc., The Air Company, and Supercorp (with John Labatt Ltd.).vizualizați mai puține