Our group

Training, MRO & Personnel services, designed by industry.

A group defined by a single purpose, the best people in Aircraft Maintenance.

Sigma Aerospace began with a vision of being the “Most Progressive Independent MRO in Aviation”. We believe our people are the key to our success and have a sole focus on developing the best people for both Sigma and for industry to deliver world class MRO solutions.

National Reach

Sigma’s footprint is diverse with operations in Sydney,
Brisbane, Gold Coast, Melbourne,
Tamworth and Adelaide.


Sigma Group

Our portfolio companies include aircraft and component maintenance (MRO), engineer training, workforce solutions and emerging technologies.


Addressing Demand

With a global aircraft maintenance skills shortage, we are embarking on solving the skilled labour shortage, through connecting with people and careers in Aviation.



Sigma Aerospace MRO services, personnel & training support global brands.


Our training academy, Sigma Aerospace College builds and delivers the best people in Aviation. Our dedicated team of experienced and passionate instructors have over 75years combined teaching experience in P147 and P145 Training and Recognition for Prior Training (RPL) services.


We place well trained people in our own MRO or in our customers MROs providing an unrivalled solution to industry. We offer roles in both commercial and defence career pathways in multiple locations. This includes Jet, Turboprop, Rotary Wing and General Aviation.


With a well established reputation for being the most progressive MRO that delivers cost effective end to end aircraft, engine and component maintenance, Sigma Aerospace MRO meets the demands of the Australian aviation industry head on and without compromise on service, quality and safety.

Capabilites & Certification

Sigma Aerospace hold a vast number of certifications.

Explore Full Capabilities List →

Sigma Aerospace is 145 Approved and 147 Approved through Sigma Aerospace College

Sigma Aerospace is a Cirrus Authorised Service Centre

Sigma Aerospace is an authorised Honeywell Centre.

Sigma Aerospace is an Authorised Service Centre

Sigma Aerospace is an Eclipse Gold Service Centre

Sigma Aerospace is an ICN Gateway Member

Sigma Aerospace hold DASA Approval.