Maintenance
Karen SA is a helicopter maintenance company, certified in accordance with EASA Part 145, headquartered at the airport of Lodrino (Switzerland). Our Lodrino hangar offers everything you need to store any type of helicopter.
Karen SA’s team has considerable expertise in line and base maintenance on different helicopters, including:
- AW139
- AW169
- AW189 (line)
- A109 series
- AW109 series
- AW 119 series
- Bell505
- Agusta Bell/Bell 206
- Agusta Bell/Bell 212/412
In order to save time and keep daily maintenance travel costs to a minimum, and to best meet the specific needs of our customers “all over the world”, we also have a corporate branch in Italy and additional technical and operational bases in Europe and Africa.
Leonardo Helicopters Service Station
Since 2004, Karen SA is an official LEONARDO HELICOPTERS service station.
Our proximity to the Italian manufacturer’s headquarters ensures a quick and effective service.


What we offer?
- Line and base maintenance
- Troubleshooting (airframe and engine)
- Avionic ramp test
- Engine borescope inspection
- Retrofit and upgrades
- Complete helicopter refurbishment
- Spare parts management (warranties, cores, COMP/CAMP contracts, Pratt & Whitney ESP)
- Project Management
- Consultancy
Customer benefits
- Experienced team
- High quality standards
- Quick worldwide support 24/7
- Reduced AOG time
- Flexibility
- Customised support