Owner/architect of Grieve Associates Architects for 30 years, Grieve has been a member of Knoxville City Council since 2009, re-elected in 2013 and then elected vice mayor in 2015. Grieve exited public office in December 2017 because of term limits. For 14 years, he was a tenured assistant professor of architecture at the University of Tennessee and has served as an adjunct professor in professional practice during various semesters. Grieve became an AIA fellow in 1997 for his service to the profession and was local and state president, Gulf States regional director, national treasurer and chairman of the National AIA Trust. He has served in many volunteer capacities, including serving as the ETCDC Board Chair in the 1980’s. Currently he serves on the boards of Legacy Parks Foundation, Knoxville History Project, Arts & Cultural Alliance and the city’s Public Arts Committee.