Sigma Aerospace is an MRO based at Hangar 7 Tamworth New South Wales, Australia. The facility was acquired from QANTAS after more than thirty years operation as a successful regional airline maintenance base.

 

Building on this success, Sigma added a reputable airline instrument repair facility (previously owned by New England Instrument Company) to its operation, and has opened its second turbine engine overhaul shop at a new Brisbane facility to support its Honeywell Major Service Centre. 
 

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