Mesa is an EASA Part 145 maintenance organization, approved under Portuguese Authorities Certificate PT.145.020 (see the Approval Certificate).

Mesa main Certifications:

Airbus A319/320/321 (CFM/IAE)
Airbus A310 (GE CF6)
Airbus A330 (GE CF6)
Airbus A330 (PW4168)
Airbus A340 (CFM56)
Airbus A340 (RR TRENT 500)
Airbus A330 (RR TRENT 700)