Randall A. Greene

Safe Flight Instrument, LLC. provides flight aviation instruments. It offers AutoPower, Stall Warning, Control Column Shakers, Tactile Cueing, Icing Conditions Detection, Landing Light Annunciator, N1 Computers, Powerline Detection SCAT and SCc Edge Angle of Attack. The company was founded by Leonard Greene in 1946 and is headquartered in White Plains, NY.

Corporate Angel Network, Inc. operates as the charitable organization whose sole mission is to fly cancer patients to treatment at no cost to them on empty seats on both private and corporate planes. The company was founded by Priscilla H. Blum, Leonard M. Greene and Jay N. Weinberg in 1981 and is headquartered in White Plains, NY.

Hawthorne Global Aviation Services LLC provides aviation services. It focuses in the acquisition and operation of fixed base operations. The firm serves the general aviation, corporate and military, space and cargo communities. The company was founded in 1932 and is headquartered in North Charleston, SC.

The National Aeronautic Association (NAA) is a non-profit organization that is dedicated to the advancement of the art, sport, and science of aviation in the United States. The private company is based in Washington. NAA encourages the sport of aviation through its relationship with air sport organizations representing aerobatics, aeromodelling, ballooning, gliding, hang gliding and paragliding, indoor skydiving, powered paragliding and paramotor, and parachuting. NAA is also the caretaker of many of the nation's and the world's most prestigious aviation awards, including the Robert J. Collier Trophy, the Wright Brothers Memorial Trophy, and the Mackay Trophy. Founded in 1905, NAA is the oldest national aviation club in the country and is the official record-keeper of aviation and space records in the US.

Smithsonian National Air & Space Museum operates museums. The company was founded in 1976 and is headquartered in Washington, DC.