CAS offers a wide range of services including aircraft maintenance, appearance services, Cyclean® engine washing, worldwide mobile AOG and airframe repair, mobile modifications, aircraft storage and more.

CAS is committed to helping our customers thrive, because together we take flight.

  • CAS mechanics at workCAS is a top-level provider of quality third party line maintenance services. Servicing airports and all major commercial airlines nationwide, our A&P Mechanics have the training, knowledge and expertise your company demands.

    See how CAS creates a seamless extension of your existing maintenance capabilities.

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  • CAS appearance servicesOngoing aircraft appearance is more than just a first-impression. Washing, polishing and managing your aircraft's exterior can have significant impact on performance that adds up to real savings. Removing parasitic drag by dry-washing makes an enormous impact on airflow, thus resulting in a fleet of 35 Boeing 737's that can save nearly $500,000 annually in fuel costs.

    See how CAS helps its customers deliver bottom-line results while maintaining the best looking fleet in the sky.

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  • CAS mechanics at workGo green in more ways than one, Cyclean® Engine Wash delivers fuel-flow reduction of up to 1% while reducing the overall carbon footprint of your fleet. CAS is proud to be the exclusive North American Cyclean® Engine Wash service provider for Lufthansa Technik and Rolls-Royce.

    CAS helps you deliver bottom-line results while reducing your impact on the environment in one stop.

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  • CAS mechanics at workWe offer a worldwide mobile team for AOG and airframe repair. The CAS GoTeam is available 24/7 to provide rapid response repair services worldwide. Our highly-qualified team is ready to perform and manage all AOG needs from basic deferrals, parts changes and aircraft damage evaluation to major structural repairs onsite.

    See how CAS helps get you safely back in the air with speed and precision.

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  • CAS mechanics at workWe also provide a wide range of additional services including mobile installations, aircraft storage and library services.

    Learn more about how CAS offers bottom line results for our customers.

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CAS operates a nationwide network to create seamless extensions of your maintenance capabilities.

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CAS has partnered with some of the worlds foremost OEMs and MRO suppliers to provide greater service for our customers.

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We offer a business culture of experience, teamwork and opportunity. Find out more about starting your career with CAS.

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An Aero-mark Company

CAS is proud to be a member of the Aero-mark family of companies.


Aero-mark LLC has over 30 years experience in the acquisition, development and management of companies. For the past 25 years it has specialized in the aerospace industry through current and past investments in manufacturing, design, MRO and services. Aero-mark is located in Ontario, California.

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AMRO provides overhaul and repair services for hydraulic and pneumatic aerospace components. AMRO utilizes a 26,000 square foot, state-of-the-art, custom designed facility that is located in Fairhope, Alabama.

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Azmark Aero Systems is a world class developer and manufacturer of precision machine parts, sub-assemblies and complete electro-mechanical sub-systems. Azmark Aero Systems is located in Gilbert, Arizona.

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