Aircraft Maintenance



The AAR Rockford Maintenance, Repair and Overhaul (MRO) facility provides check-level, heavy maintenance visits and modification services for a variety of narrow and wide-body aircraft.

Designed for next-generation aircraft, the 238,000 square-foot facility consists of two 10-story hangars that are 300 feet by 300 feet, accommodating:

  • 2 Boeing 747s, or
  • 8 Boeing 737-800s / Airbus 320 variants, or
  • 4 Boeing 787s, or
  • 2 Airbus A380s

It is the only hangar in the United States not linked to an airline, capable of servicing the world’s largest passenger airliner.

AAR is a global aviation aftermarket solutions company that employs more than 4,500 people in over 20 countries. Based in Wood Dale, Illinois, AAR supports commercial aviation and government customers worldwide.



Emery Air, Inc.

Corporate Aircraft Maintenance: Jet, turboprop and piston maintenance. Avionics repair and installation. Emery is a full service Part 145 Repair Station, offering maintenance on Beechcraft Hawker, Premier, Beechjet, King Air, Beech1900, Baron and Bonanza aircraft. Additionally, they maintain Citation 500 series, Lear 40/45 and Challenger 600 series business jets. They are an Authorized Beechcraft Service Center. Emery is also a full-service avionics operation, and a dealer for virtually all avionics manufacturers, offering full installations and maintenance in aircraft ranging from piston to business aircraft to airliners.

Commercial Aircraft maintenance: Complete range of services for Bombardier CRJ200, 700, 900 and Dash 8 / Q400 series aircraft, as well as Embraer 135, 145 and 170 Regional Airliners. Capabilities include but are not limited to heavy inspection, modifications, mobile repair teams, line maintenance, damage repair, NDT, avionics installations and modifications, out of phase inspections.

Code 1 Aviation, LLC
(815) 315-9715

Code 1 Aviation is an award-wining maintenance and restoration facility focusing on Aero L-39 high-performance jet trainers and other warbirds.  Our certified mechanics have decades of experience servicing both turbine- and piston-powered warbirds, as well as certified general aviation aircraft.



Aircraft Systems, Inc.

Aircraft Systems, Inc., specializes in aircraft accessory overhauls, including alternators, fuel pumps, starters/generators, motors, inverters, vacuum pumps, prop sync, accumulators, actuators and more.  In business since 1970, Aircraft Systems is a highly respected company, known for its professionalism, reliability, and dedication to maintenance safety.




North American Aviation Group

North American Aviation Group, LLC is an outgrowth of Pride Aircraft, Inc. For the last twelve years Pride has been a leader in the "Warbird" restoration business, specializing in building award winning NAA T-28 and AERO's superb L-39 jet.



Heritage Aero, Inc.

Heritage Aero, Inc. offers quality maintenance services for most military aircraft that are in civilian hands today. In addition, they provide maintenance services for a wide variety of civilian general aviation aircraft. Heritage Aero also specializes in disassembling and crating aircraft for shipment worldwide. They also have a number of parts for military aircraft, most are new surplus or military overhaul.