
MRO provider for regional aircraft: maintenance, repair, component overhaul, modifications and NDT inspections.
RAS SAAR GmbH
Saarbrücken · Mönchengladbach · Weeze · Frankfurt-Hahn · OberpfaffenhofenNew on Amplifa
MRO provider for regional and business aviation
RAS SAAR GmbH is a mid-sized MRO company (Maintenance, Repair and Operations) located at Saarbrücken Airport. The company, part of the RAS Group, maintains and repairs regional aircraft of the types ATR 42/72, Embraer ERJ 170–195, Bombardier DHC-8 and Dornier Do 328 in line and base maintenance. In addition, the company operates repair shops for aircraft components, including cell batteries, electrical systems, landing gear, flight controls and structural parts, and offers spare parts trading, part out as well as engine borescope inspections with EASA/FAA Dual Release. NDT services (PT, UT, ET, MT) are also performed on site at the customer's premises. Around 70 ATR aircraft pass through the hangars annually; around 240 technicians and 12 highly specialized repair shops are available. Founded as the maintenance operation of Contact Air, Contact Air Technik and Aviation Technik Saar merged in 2024 to form RAS SAAR. Customers are regional airlines, business aviation and special mission operators in Europe and beyond.
- Site
- Saarbrücken
- Processes
- Line Maintenance (aircraft maintenance), Base Maintenance (aircraft maintenance), Components – component maintenance, overhaul, modifications and repairs (C1–C20 ratings), Part Repair/Overhaul, Part Sales / Part Out, Modifications (extensive conversions), Engine borescope inspections (PWC PT6A / PW100 / PW150A / PW306 / PW530 / PW545 / PW615 /, NDT (PT / UT / ET / MT), also on site at the customer
- Materials
- Component maintenance by ratings, Electrics, lighting, batteries, Landing gear, Flight controls, Structural parts, Engine borescope inspection, NDT (PT, UT, ET, MT)
- Certificates
- EASA Part 145 (DE.145.0503), UK CAA Part 145, 2-REG Maintenance Organisation Validation, CAT Angola Approval, UK CAA Part 145 (UK.145.01478), 2-REG Validation (2-REG.145.539)
- Founded
- 1974
- Employees
- 270
- Industries
- Aviation / Aviation MRO, Regional Airlines, Business Aviation, Special Mission
- 01
Line & Base Maintenance
- 02
Component maintenance and overhaul in shops
- 03
Engine borescope inspections
- 04
NDT inspections
- 05
Modifications for special missions
- 06
Part Sales / Part Out / Part Repair
Shops and Services
Component maintenance by ratings
Maintenance, overhaul, modification and repair of aircraft components in 12 shops within the B, C and D ratings.
Electrics, lighting, batteries
Repair, overhaul and testing of aircraft batteries (including Saft, Marathon/Honeywell) for ATR, Dash 8-Q400 and Fokker.
Landing gear
Maintenance and overhaul of landing gear components as a rated shop service.
Flight controls
Maintenance and overhaul of flight control assemblies according to the capability list.
Structural parts
Repair and testing of structural components according to the MOE capability list.
Engine borescope inspection
Borescope inspections of the PWC PT6A, PW100/150A, PW306/530/545/615, Williams FJ-44 and GE Honda HF120 series, also on site at the customer.
NDT (PT, UT, ET, MT)
Non-destructive testing methods in dye penetrant, ultrasonic, eddy current and magnetic particle inspection, also mobile on site at the customer.
Locations and Stations

Saarbrücken (SCN)
DEHeadquarters, MRO with maintenance hangar, shops, warehouse and offices
- Lot size
- Single aircraft up to fleet maintenance
- Materials
- EASA Part 145, UK CAA Part 145
- Maintenance hangar
- Repair shops
- Parts warehouse
- Offices
Mönchengladbach (MGL)
DEMRO location, Components & Services
Weeze (NRN)
DELine station at Weeze Airport
Frankfurt-Hahn (HHN)
DELine station at Frankfurt-Hahn Airport
Oberpfaffenhofen (OBF)
DELine station at Oberpfaffenhofen Airport
Services




Inside the production






Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Line Maintenance (aircraft maintenance)Inspection | – | – | – | – | – |
| Base Maintenance (aircraft maintenance)Inspection | – | – | – | – | – |
| Components – component maintenance, overhaul, modifications and repairs (C1–C20 ratings)Assembly | – | – | – | – | – |
| Part Repair/OverhaulAssembly | – | – | – | – | – |
| Part Sales / Part OutAssembly | – | – | – | – | – |
| Modifications (extensive conversions)Assembly | – | – | – | – | – |
| Engine borescope inspections (PWC PT6A / PW100 / PW150A / PW306 / PW530 / PW545 / PW615 /Inspection | – | – | – | – | – |
| NDT (PT / UT / ET / MT), also on site at the customerInspection | – | – | – | – | – |
| Battery maintenance/overhaul (A/C batteries Saft, Marathon/Honeywell, among others Dash 8-Q400,Assembly | – | – | – | – | – |
| Aircraft Maintenance ATR 42/72, Dornier Do 328-100/-300, Bombardier DHC-8 series, Embraer ERJAssembly | – | – | – | – | – |
Additional services
Quality and Approvals
RAS SAAR is approved as a maintenance organisation under EASA Part 145 (DE.145.0503) and UK CAA Part 145 (UK.145.01478) and holds a validation of the Guernsey Aircraft Registry (2-REG.145.539) as well as a CAT Angola approval. Tests and inspections are certified with EASA/FAA Dual Release or CAA UK Form 1.
| Evidence | Saarbrücken | Mönchengladbach |
|---|---|---|
| EASA Part 145 (DE.145.0503) | ||
| UK CAA Part 145 (UK.145.01478) | ||
| 2-REG Validation (2-REG.145.539) | ||
| CAT Angola Approval |
History
- 1974
Founding of the charter and executive airline Contact Air by Gunther Eheim.
- 1989
Establishment of the technical site at Saarbrücken Airport with maintenance hangar, shops, warehouses and offices.
- 2003
Acquisition of the first ATR 42-500; worldwide marketing of the Fokker fleet.
- 2013
Founding of the independent MRO operation Contact Air Technik.
- 2014
Approval for maintenance of the Bombardier Dash 8Q-400.
- 2018
The RAS Group acquires Contact Air Technik GmbH.
- 2024
Merger of Contact Air Technik and Aviation Technik Saar to form RAS SAAR.