Since founding RIESTER in 1989, Tim has been the firm’s CEO and chief activist. Under his leadership, RIESTER was listed on the Inc. 500 list of fastest growing companies in America for four consecutive years, Advertising Age listed the firm among the “20 Agencies to Watch in America,” and Forbes named RIESTER among the “Top 100 Global Ad Agencies That Know Social Media and Google.”
Tim was raised in a family of advertising professionals. In fact, his grandfather was creative director of Ketchum-MacLeod, and his mother was an instructor at the Columbus College of Art & Design. Following in their footsteps, Tim is considered a knowledgeable source in the advertising field and is looked to as a national expert on developing effective social marketing campaigns. He has been used by MSNBC, Fox, The Wall Street Journal and USA Today as a source on advertising issues and as a political message analyst. Tim served as a marketing expert for the National Academy of Science in Washington DC during a two-year evaluation of societal perceptions, attitudes and behavior toward public transportation. Tim also served on a panel for the Boston University Medical Center that established guidelines for national tobacco prevention programs. He has been a featured guest lecturer on Marketing at Stanford University, John Hopkins University, University of Arizona, Arizona State University, and Thunderbird School of Global Management.
The University of Arizona’s Karl Eller College of Business and Public Administration named Tim an Honored Entrepreneurial Fellow in 1999. He was a finalist for Ernst & Young’s Entrepreneur of the Year award in 2000 and was chosen as “Ad Person of the Year” in 2005 by the American Advertising Federation for his outstanding achievements and contributions to the Ad community. Tim was selected as a “2010 Father of the Year” by the Father’s Day Council and the American Diabetes Association, and he was awarded the “2011 Spirit of Philanthropy Award” by the Greater Arizona Chapter of the Association of Fundraising Professionals. The Phoenix Business Journal honored Tim and his wife Mirja with inclusion on its list of “2015 Phoenix Power Couples.”
Tim is a lifetime member of the Camp Colley Foundation board of directors, serves as a founding board member for the MaxInMotion Foundation and as a member of the endowment board of trustees for the Walter Cronkite School of Journalism and Mass Communication at Arizona State University. Tim previously served as chairman of the board for Valley Big Brothers Big Sisters, and as a board member for Make-A-Wish Foundation of Arizona. Former Arizona First Lady Ann Symington presented the Distinguished Service Award to Tim in the fall of 1994 for successfully re-organizing Arizona Clean & Beautiful, the state’s Keep America Beautiful affiliate, as chairman of its board of directors.