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ACTSI passes muster for FAA upgrade
ACTSI is looking to become a premier parking and MRO service provider for business jets within the region that can match OEM and client expectations. ACTSI has also added 1A/1C level checks for the G280 to capabilities.
ACTSI has transformed the former US Navy base at Subic Bay.

Philippines-based Aviation Concepts Technical Services, Inc. (ACTSI) has announced that its capabilities have recently been upgraded to 4A/4C level by the US FAA following preliminary 1A/1C approval in the middle of March. With a strong and experienced Gulfstream team, the ACTSI MRO is now capable of providing maintenance services for Gulfstream G450, G550, G650 and G650ER.

ACTSI has also added 1A/1C level checks for the Gulfstream G280 to its list of capabilities.

Additionally ACTSI has completed the process of matching the FAA approvals to the Bermudan and Cayman aviation authorities, increasing its support for those registered aircraft.

“I am extremely proud of our team who have maintained their focus during this challenging time, and worked so hard to expand those capabilities. We managed to work remotely with not only the US. FAA inspectors but also the Cayman and the Bermudan inspectors. Our international team will continue to provide those quality services to our clients and maintain their aircraft as the valuable assets they are,” comments ACTSI COO James Hill.

ACTSI, a newly refurbished facility for aviation maintenance, repair and overhaul services recently opened at the Subic Bay International airport (SBIA), with the goal of transforming the former US Navy base into a 24/7 hub for business aviation in the Asia Pacific. Located within an 18,000 sqm hangar, ACTSI is looking to become a premier parking and MRO service provider for business jets within the region that can easily match OEM and client expectations.

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ACTSI expands maintenance to include G700
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CAAV certifies ExecuJet Haite for Vietnam-registered jet maintenance
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The certification covers Dassault, Embraer and Gulfstream aircraft at ExecuJet Haite’s Tianjin and Beijing Daxing facilities in China.
ACTSI expands Subic Bay hangar to meet rising MRO demand
October 16, 2025
The 7,000-square-metre facility was built in collaboration with PrimeBMD and Colliers and will be completed by May 2026 to serve Asia Pacific operators.