About Us
About Us

Whether you are a banker, lawyer, or an individual trying to buy or sell your aircraft, you can be assured that you will receive the very best in service and professional attention to your individual needs, by allowing Aircraft Appraisers International to be your aircraft appraiser of choice.

Aircraft Appraisers International, is managed by William S. Costa. a USPAP trained, NAAA Senior Certified Aircraft Appraiser.

William Costa has a very diverse background in the aviation industry where he has used his skills both as a type-rated, transport category aircraft Captain and as a licensed Airframe & Powerplant mechanic with both general aviation experience and airline experience, including time spent in manufacturing. Additionaly, Mr. Costa has experience with aircraft leasing and brokerage services.

Seldom can an organization in aviation find a team member who has a background in both the operational side of aviation, as well as many years experience in the maintenance and manufacturing side of our aviation world. Couple this with an education from one of the most respected aviation universities in the nation, Embry-Riddle Aeronautical University. You can see why, as our customer, your needs will be met by someone who has over 27 years of experience with breadth of knowledge, education and service that you expect and deserve as our client.

William S. Costa:
General Aviation Experience:
Beechcraft Service Center
Manufacture of supercritical Saberliner wings
Base Manager, King Air operation, USDA, Honduras, C.A..
Aircraft Broker/leasing

Airline Experience:
Assist in manufacture of B727
Lead Mechanic major airline B727,L1011, A300,DC9.
Flight Engineer Charter Airline
Captain Charter Airline and Cargo Airline both domestic and international.

Education Background:
USPAP
Senior Certified NAAA Appraiser
B.S. Professional Aeronautics
Embry Riddle Aeronautical University course study including aviation maintenance management, and aircraft accident investigation