Meet the Team


Graeme Frater - Managing Director

Co-founder of the parent company and Managing Director of ACS Aviation with over 25 years experience within the industry. Graeme has developed excellent working relationships with key companies over the years and has experience working with airlines and training organisations throughout the UK and Europe. Graeme is responsible for the day to day operation of the entire business and responsible for ensuring safety is the number one priorty.

Craig McDonald - Group Technical Director

Craig is the co-founder of the parent company and offers a wealth of knowledge with over 18 years experience in the aviation industry. Craig's background is in aircraft maintenance, MRO management and he is also a commercial airline pilot. Craig now manages and is responsible for the groups technical and engineering services plus business development in all areas including aircraft sales, projects, acquisitions, leasing, training and recruitment.

Bryan Dermidy - Maintenance Manager

Bryan's background is in offshore Electrical and Hydraulics Engineering. Aswell as being our Maintenance Manager, Bryan is also one of our licenced aircraft engineers and has experience working in a variety of technical and senior management positions on both helicopter and fixed wing aircraft at several maintenance organisations throughout the UK, Europe and Africa.

I take this opportunity to introduce myself as the Maintenance Manager at ACS Aviation Ltd. We sincerely value our customers and I will ensure we do our very best to be as transparent and as helpful as we can to ensure your aircraft is maintained to the highest standards. Please feel free to get in touch with me whenever you have any relevant queries.

Bryan Dermidy

Paul Cartmail - Continuing Airworthiness Manager

Paul’s Background in Engineering began 37 year ago, since that beginning he has worked as an Aircraft Engineer in the Army, with BAE Systems in UK and Saudi Arabia and also with Airbus to name just a few. He has worked on fixed wing and rotary wing aircraft including fast jets, large jets and turbo props all in a variety of countries. Since moving to Perth in 2012 has moved into GA aircraft.

I like to think that I am a keen and eager person always willing to go that extra mile to provide a smoothly efficient service, the kind of service I expect myself. Safety and Integrity go hand in hand with high standards and I strive to maintain them all the time. As the Continuing Airwortiness Manager for ACS Aviation I aim to provide that little extra lift to what is already a well-oiled machine. Please dont hesitate to contact us for to discuss your maintenance or airworthiness requirements.

Paul Cartmail

Visitor Information

Perth Airport technical data
Perth Airport PPR Form
Perth Airport Fuel Prices

Visit Us

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Engineering Approvals and Capabilities

Part 145 approval UK.145.01145

Our CAA approved facility at Perth Airport, UK offers a wide variety of services to aircraft owners and operators including;

  • Scheduled maintenance
  • Unscheduled maintenance repairs and AOG recovery.
  • Sheet metal & structural engineering
  • Minor to major structural repairs
  • Engine Overhaul
  • Continental Diesel Engine Service Centre 
  • De-icer boot replacements / repairs
  • Windshield replacements
  • Calibration facilities for fuel quantity, weighing, torque, pressure, etc
  • Full avionic upgrades
  • TRIG Avionics Supplier 
  • Battery servicing
  • Wheel and brake servicing
  • Supply of spares & technical records
  • Interior design, manufacture & installation
  • Flight Tests

Approvals and Capabilities

In–house avionic design services.
We can provide in–house avionic engineering design and installation services, and, as agents, can provide avionic equipment from Honeywell, Garmin, Narco, Avidyne and Ryan. We provide facilities for both CAA/EASA as a Part 145, as well as a FAA approved.

Pre-buy aircraft inspection or survey.
If you are buying an aircraft it is essential that you invest in a thorough pre–buy aircraft inspection or survey and ACS Engineering can carry this out for you. We can ensure that the aircraft and paperwork records are thoroughly inspected by our skilled aircraft engineering team, which will:
• Assess and review aircraft maintenance history
• Check the full system of your aircraft, including engine runs
• Carry out a flight test

Airworthiness Review Certificate (ARC)
Every European Aviation Safety Agency (EASA) aircraft that is registered in the UK and is operating on a full EASA Certificate of Airworthiness (CofA) is issued, at renewal, with a non-expiring CofA that is supported by an Airworthiness Review Certificate (ARC).
Airworthiness Review Certificates are valid for a period of 12 months. In order to allow legal flight to continue you need to ensure that before your ARC expires that a new ARC is issued or that the existing one is extended.

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Contact Us

ACS Aviation Ltd,

Hangar 3,

Perth Airport, Scone,