William Anthony Gruener - Flight Instructor, Mechanic

William Gruener is an FAA-certified flight instructor and aircraft mechanic based in Yorba Linda, CA. William Anthony Gruener holds a Certified Flight Instructor (CFI) certificate with Airplane Single-Engine and Instrument Airplane ratings. A Certified Flight Instructor certificate authorizes the holder to provide flight training to student and certificated pilots, including ground and flight instruction, solo endorsements, practical test endorsements, and biennial flight reviews. William holds an Airframe and Powerplant (A&P) mechanic certificate. An A&P certificate is the most comprehensive FAA mechanic certification, authorizing the holder to inspect, maintain, and repair both aircraft structures (fuselage, wings, control surfaces, landing gear) and engines (reciprocating, turbine, and turboprop powerplants). A&P mechanics are qualified to perform the broadest range of aircraft maintenance, including annual inspections when combined with an Inspection Authorization (IA). The FAA airman records for William Gruener are tracked and verified by AviatorDB.