Michael Doyle, founder and CEO of leading branding firm Brand Iron, national speaker and author of. Seven Secrets of a Brand Champion. Has been shaping successful brands in various industries for more than 20 years. After building a successful Denver-based advertising agency, focusing on high tech and dot.coms, into a multi-million dollar company, Michael sold it as part of a national IPO in 2000, and then served as their national senior brand director in preparation for going public. Mon, Mar 19, 2018.