Aero Turbine, Incorporated complies with “The California Transparency in Supply Chains Act” per SB 657 Home Page | State of California – Department of Justice – Office of the Attorney General.

Aero Turbine, Inc.

Aero Turbine, Inc. is the leading and most comprehensive provider of maintenance, repair, and overhaul (MRO) services and consultative repair solutions for military engines and accessories on mature platforms.

Since 1978, Aero Turbine, Inc. (ATI), has been at the center of J85 engine overhauls, repairs, and modifications.  ATI is a U.S.-owned, small business, located at the Stockton Metropolitan Airport, in northern California.  ATI daily supports U.S. Air Force, Navy, and Army contracts.  ATI also supports multiple legacies and specialty engines and is the source of innovative repair solutions for both domestic and international fleets.  Our engines power the T-2, T-37, T-38, F5, A-37, and F-4 aircraft worldwide.

ATI is registered in the System for Award Management (SAM) and is a US-owned, small business, located at the Stockton Metropolitan Airport, in northern California.  

We were recently awarded the Region IX Prime Contractor of the Year by the U.S. Small Business Administration.  Our FAA Class I Accessory Rating authorizes us to repair and overhaul nearly any commercial engine accessory.

Some of our Customers

Complete Foreign Military Sales (FMS) Support

  • Export regulations ITAR / EAR
  • Complete FMS SUPPORT
  • Engines Core Components
  • Accessories
  • Training
  • Facility Layout
  • Equipment
  • Tooling
  • Gap analysis of Shop and Test Cell

Aero Turbine, Inc. Facilities

  • Main Operations 46,000 sq ft
  • Engine, Accessory, Welding, Thermal Spray, Machine Shop
  • Government Inventory
  • Machine Shop
  • Warehouse and work area 14,000 sq ft
  • Engine Shop 10,000 sq ft ATI Inventory
  • Future Expansion 8,000 ft2 Land Lease Approved – Govt. Storage Only

Message from The CEO


Jim Simpkins


I have been in the engine business for more than 40 years.  I firmly believe that the most important thing you can do as a company is to “Say what you do and do what you say.”   Aero Turbine is focused on Performance backed by a commitment to LEAN.  We provide outstanding service in the challenging MRO market. This brings our customers back to Aero Turbine again and again, as they Trust us to deliver on time with “Best in Class” Quality. Performance, Quality & Trust is what we are committed to deliver each and every day.