
Our Services
Sigma Aerospace MRO (Incorporating SunCoast Aero Engines) delivers comprehensive MRO solutions for Airlines and General Aviation, including component maintenance and engine overhaul


Piston Engine Overhaul
Sigma Aerospace MRO Incorporating SunCoast Aero Engines offers Australia’s Largest Engine and Component Overhaul Facility, concluding Component Exchange Facility.
Aircraft MRO Services
Aircraft Maintenance, Repair & Overhaul in New South Wales for Cessna, Piper, Beechcraft, Diamond, Cirrus, Cessna Citation, Eclipse jets, King Air, Cessna Conquest, and PC-12.

Line Maintenance
Line Maintenance capability for regional airlines, including Bombardier Dash-8 Q300 and Q400 aircraft.

Composites & Structures
CASA, EASA and DASR approvals for all composite and sheet metal aircraft structures including carbon fibre, Kevlar, fibreglass, honeycomb sandwich panels and aluminium sheetmetal repairs

Propellor Repair & Overhaul
At Sigma Aerospace MRO (incorporating Suncoast Aero Engines), we offer comprehensive propeller repair and overhaul services for Hartzell, McCauley, and Sensenich propellers.

Turbine Engine Maintenance
Sigma Aerospace MRO’ are specialists at Turbine Powered Aircraft Maintenance supporting PT6A (including HSI, GBI and Overhaul), Honeywell TPE331, PW100 and PW150 powered aircraft. Additionally we offer TPE31, PT6A and PW100 Fuel Nozzle Repairs.

Engine Stock & Exchange
We understand that minimizing downtime is critical to keeping your aircraft in the air. That’s why Sigma Aerospace MRO (incorporating Suncoast Aero Engines) offer a large range of exchange overhaul engines, ready for immediate installation.

Component Repair and Overhaul
Why split your engine and its components between multiple shops when you can trust Sigma Aerospace MRO incorporating Suncoast Aero Engines to handle it all?