About Us

D&O Engineering Co., Inc. was established in 1953 as a manufacturers’ representative firm serving the aerospace industry in Kansas, Missouri, Oklahoma, and Texas with select customers in Louisiana, Mississippi, and Arkansas.

In the years of its existence, D&O has established a sound customer base consisting of all airframe manufacturers, major sub-contractors, military facilities and major airline companies that are located in the above territory.

The organization consists of knowledgeable and accomplished sales engineers with extensive experience in our territory for marketing engineered products, systems and structures.