Duncan Aviation is the largest family owned maintenance, repair and overhaul facility in the world, providing complete acquisition, sales and nose-to-tail support services for business aircraft. We provide premier aircraft services–delivered on time–for a wide variety of business aircraft at our facilities across the United States. Owned and operated by the Duncan family since our founding in 1956, Duncan Aviation is well-known and respected by operators, manufacturers and other service providers worldwide for our quality, work ethic and expertise. Our people are among the most experienced in the industry, and the quality of our service is among the best in the world.