Dr. Bob Roth is passionate about making Arizona America's model for integrating energy efficiency with sustainable energy production. In concert with the Big Green Zero team, Bob Roth is innovating next generation commercial energy audit tools.

Prior to joining Big Green Zero Bob served as Vice President of Marketing and Business Development for Del Webb Recreational Properties, Vice President of Marketing for Radisson Hotels and as National Advertising Director for the Holiday Inns System, Worldwide.

As a “serial entrepreneur” he co-founded Roth/Graham Advertising (Minneapolis) and served as President and Chief Operating Officer for the Grand Canyon Railway Project (his doctoral dissertation provided the development and business plans). He also had the highly educational experience of being a dot.com founder during 1999 and 2000. As a business consultant Bob has worked with several dozen Fortune 100 companies and also several hundred small businesses.

Bob’s nonprofit and community activities have included board, staff or advisory positions with the American Humane Association, Arizona Small Business Association, Arizona Entrepreneurs, the Frank Lloyd Wright Foundation and the National Academy of Engineers.

Bob's academic credential includes a B.S. in public communications (magna cum laude) from Boston University, MBA and Ph.D. degrees (Dean's Award) from California Coast University and certificates in business process improvement and process benchmarking from the American Productivity and Quality Center.

Dr. Roth co-founded Big Green Zero as a passionate endeavor to provide Arizona commercial building owners and businesses with an affordable energy audit toolkit.