Bechtel served in top positions with multiple roofing associations, including the National Roofing Contractors Association and Miami Valley Roofing and Sheet Metal Association.
Over the years, Sullivan worked for Drexel, Dibiten, Monsey-Bakor, Henry and Homasote. He spent the final 16 years of his career at APOC / Gardner-Gibson Inc.
Tobiasson was a building science researcher and adviser to the NRCA. He received the Roofing Alliance’s William C. Cullen Fellowship Award for research regarding venting steep-slope, compact roof systems.