Interstate Turbine

Interstate Turbine is an aircraft maintenance and avionics company at Charleston International Airport in North Charleston, South Carolina. The business, Interstate Turbine Management, has operated since August 1998 and was founded by Allen B. Campbell. In 2018 it opened a second shop at Charleston Executive Airport on Johns Island for piston aircraft.

About the company

Interstate Turbine is an FAA Part 145 repair station with a Class 3 Airframe rating, Class 1, 2 and 3 Avionics ratings and limited instrument and powerplant ratings. The team has over 200 years of combined experience, and the company provides Director of Maintenance services to several Part 135 charter operators.

Services

• Jets: Beechcraft, Hawker, Cessna Citation, Embraer Phenom and Eclipse; phase inspections, engine installations, IFR and RVSM certification and pre-purchase surveys
• Turboprops: King Air, Piper Cheyenne, Cessna Conquest and Caravan, Pilatus PC-12; hot section inspections, wing bolt and fitting SIRM inspections and landing gear inspections in house
• Pistons: Beechcraft, Piper and Cessna single and twin engine aircraft, and Cirrus as an authorized service center; annual inspections and dynamic propeller balancing

Aircraft and avionics

The avionics shop does repairs, installations and full cockpit upgrades, RVSM work and 24 month FAR 91.411 and 91.413 inspections. It is a dealer for Garmin, Aspen Avionics, Avidyne, L3, Honeywell/Bendix King, Genesys/S-Tec, Century autopilots and PS Engineering.

Cirrus services

Cirrus Aircraft Authorized Service Center.

• Maintenance for Cirrus SR20, SR22 and SR22T aircraft
• Line maintenance for the Cirrus Vision Jet (SF50)
• Full avionics shop
• Garmin avionics service
• Garmin dealer
• Avidyne avionics service
• Ice protection system maintenance
• Composite and paint repair
• Oxygen system service
• Air conditioning service
• Cirrus parts

Source: Cirrus Aircraft service center locator (October 2026) and the company’s website.