Beech Maintenance Facility

Beech Aircraft FAA Part 145 Repair Station

Need inspections, repairs, and general maintenance for your Beech, Beechjet, King Air, Baron, or Bonanza aircraft?

Beech Maintenance Services

Get professional Beech maintenance and repairs from our experienced team of aircraft mechanics.

Beech aircraft have been a mainstay of E.T. Mechanical’s maintenance business since the day we opened. While diversity breeds longevity, Beech aircraft have always been a staple of our company’s success. From Bonanza annual inspections to Beech Jet phase inspections, we’ve maintained them all.

Do you have a King Air? We are well trained and equipped to inspect, repair and maintain all models of King Air. From phase inspections to landing gear overhaul, we can provide the services your aircraft needs.

We are also well versed on Beech Jet 400, 400A and 400XP, including its predecessor the Mitsubishi Mu-300. We are so well versed in their maintenance, we even created a line of test boxes called ShockBox® to assist in their inspection requirements.


Models Serviced

Airframe Maintenance

Engine Maintenance

Expert General and Corporate Aviation Maintenance

Get help from experienced aircraft mechanics.


We are Oklahoma City's longest established general and corporate aviation maintenance facility. We get the job done.

Chet Collier Turbo Normalized Bonanza

No one touches my airplane except Ed Schwartz & E.T. Mechanical. Why? Because as an instrument pilot, Ed understands how important it is to have complete confidence in your “Bird’ before you launch. They do the job right.

Jim Clark Jim Clark & Assoc Inc

We’ve been using E.T. Mechanical for about 30 years. Being in the aircraft sales and management business, specializing in Citations and King Airs, I’ve used many maintenance facilities. Without question, E.T. Mechanical is simply the best by far.

Kris Takle Takle Aircraft Management

Out of all of the shops I have Used over my 25+ years of corporate aviation, nothing compares with the level of service and quality of the workmanship than E.T. Mechanical. Their attention to detail and quality control is the best in the industry.