United States Air Force | Royal Air Force | United States Army Air Forces | Royal Canadian Air Force | Indian Air Force | United States Air Force Academy | Charleston | Special Air Service | X-Force | Fleet Air Arm | National Air and Space Museum | Royal Australian Air Force | First Australian Imperial Force | Strategic Air Command | Delta Air Lines | Air Canada | Israeli Air Force | International Air Transport Association | Air Training Command | United States Army Air Corps | French Air Force | Air National Guard | Edwards Air Force Base | College of Charleston | Air Education and Training Command | Air France | Royal Naval Air Service | First Air Force | Charleston, West Virginia | South African Air Force |
Penberthy has taught at Purdue University, at the Charleston Air Force Base through the City Colleges of Chicago’s Programs for the Military, Trident Technical College, and Summerville High School.