For 10 years, Glassburn was a volunteer fire instructor for Arizona Wildfire Academy in Prescott and other rural Arizona fire departments. She has been a member of the American Legion Auxiliary for 13 years and part of the Salvation Army Red Kettle Campaign for 10 years. Throughout the years, Glassburn has served on numerous committees, including the Northern Arizona Council of Governments, APS Focused Future, the Forest Service Travel Management Plan, the Williams Cemetery, the Williams Food Bank and Main Street America. “For 25 years she has led numerous volunteers to accomplish projects and improvements to the community of Williams," the nomination letter for the governor's award read.