High-quality aircraft maintenance, modification and component repair with industry-leading turn times.
How We're Different
We're not your typical MRO.
Your Success is Our Responsibility
Crucial has developed unique efficient processes to ensure consistent quality, reliability, and speed. MDH Base MX, Composite and Metallic Structures, Flight Controls, Interiors, Seats or AOG – We get the job done, it’s Crucial.
Dedicated In-House Couriers
Our in-house couriers, known as the Crucial Express, allow us to transport parts of all sizes quickly and safely, ensuring a faster turn time of your assets. Why store crates when you can depart from that madness, get a great product and cut costs.
Crucial is committed to providing solutions and answering the call with your operational schedule in mind. You can depend on us to get the job done right. Reach out and get to know your new friends which will care for you and your fleet like familiy.
Our versatility is your secret weapon.
Crucial Hangars at MDH
Customer have asked us to build hangars for years, we did. That means we can now provide tip to tail maintenance, modification and repair of your fleet. Heavy check, modification, reconfigurations along with Crucials shop support services ensure a total airframe package. Just a short drive away our STL facility covers flight control, fairing, seats, bins, galley, lavatory and more.Learn More
We inspect, evaluate, and repair your parts if necessary, providing 8130-3 and EASA tags you need to get back in the air.Learn More
Crucial Express Couriers
We don’t rely on outside shipping services. That means we can ensure your parts and components are packed, shipped, and delivered safely and on time.Learn More
Aircraft Crew Trainers
We design and build Cabin Crew Training structures to your custom specifications. Give your crew-in-training the best training experience possible.Learn More
Component Sales and Exchanges
Need a component? Crucial keeps a stock of repaired airline components on-hand to meet your needs as they arise for outright sale or exchange.Learn More
Equipment Design & Fabrication
Crucial designs and builds custom repair docks, engine stands, shipping containers, and more, all engineered to your desired specifications.Learn More
When an aircraft has reached the end of its operable life, a thorough Teardown service can put valuable components back in your hands.Learn More
We're the experts you need. Choose Crucial.
Whether you require hangar level maintenance/modification, expedited component repair or custom fabricated assets, Crucial has the expertise and focus to get you back in the air safely and on schedule.