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William Porcher "Billy" DuBose III is a distinguished aviation professional and FAA Designated Pilot Examiner (DPE) serving the Columbia, South Carolina, region. His passion for flight began at the University of the South (Sewanee), where he earned his pilot’s license before graduating in 1977. Over the following decades, DuBose built a robust career as a flight instructor and commercial pilot, eventually transitioning into high-level aviation management as a corporate flight department manager. His multifaceted background allows him to approach pilot examinations with a comprehensive understanding of both technical stick-and-rudder skills and the organizational complexities of professional flight operations.
Holding an Airline Transport Pilot (ATP) certificate along with multiple instructor ratings (CFI, CFII, and MEI), DuBose is widely recognized for his commitment to safety and mentorship. In addition to his role as an examiner, he serves as a FAASTeam Representative, where he actively promotes risk management and educational outreach to the pilot community throughout the Carolinas. His long tenure in the aviation industry is marked by an exemplary safety record, reflecting a meticulous approach to standardized procedures. Specializing in private, commercial, and multi-engine checkrides, DuBose remains a central figure in South Carolina’s aviation community, dedicated to maintaining high proficiency standards for the next generation of aviators.