Printable Service Desk contact sheet for DOR >>Dayton Harbo is the IT Director for the Department of Revenue (DOR). He has 18 years of IT experience, most of which was spent in roles of increasing responsibility with the Maricopa County Community College system in Arizona. His private sector experience includes business development, managed services, and software quality assurance. Dayton developed a love of Colorado during his frequent visits to the area and made the move to the Governor's Office of Information Technology in 2014. Email Dayton at email@example.com.