Gulfstream Mid Cabin Services

Duncan Aviation is a Gulfstream Authorized Warranty Facility for the G100, G150 and G200 model aircraft. We provide maintenance service and support for Astra, G100, G150 and G200 models.

Our Gulfstream mid-cabin teams consist of A&P and IA-qualified aircraft inspectors and factory-trained specialists who are available around the clock to help with maintenance-related questions and troubleshooting, including in-house fuel-leak repair specialists.

Our proprietary computerized maintenance tracking system is available to assist in tracking your aircraft maintenance. However, with your authorization we can access your online maintenance tracking programs, such as Camp & CMP, to better assist you with your service needs.



  • Scheduled hourly/calendar checks
  • Phase inspections
  • Airworthiness Limitation Section (ALS) inspections

Astra G150 and G200

  • Major inspections, including 1A through 20A, 1C through 16C
  • Miscellaneous inspection requirements and Service Bulletins



Gulfstream G100, G150 and G200: Authorized Warranty Facility


Honeywell TFE731 -2 / -3 / -4 / -5 / -20 / -40 / -50 / -60: Line/Major/Heavy

Pratt & Whitney PW300 Series: Line


Honeywell GTCP36-100 and GTCP36-150 series: Line, HSI


Organization Designation Authorization (ODA)

  • Supplemental Type Certificates (STC)
  • Major Repairs and Alterations (MRA)
  • Parts Manufacturer Approvals (PMA)
  • Imports, Exports, Special Flight Permits, Standard and Special Airworthiness

Over 40 Unit Members in all disciplines.

Avionics Installation

Duncan Aviation is the recognized leader for avionics. We offer complete avionics installations capabilities including:

  • FMS WAAS/LPV upgrades
  • ProLine 21 IDS (straight & SP)
  • TAWS/EGPWS (class A&B)
  • APU
  • Telephone systems
  • Turbulence detection radar
  • Gogo Broadband connections
  • Cabin entertainment systems (audio & video)

Available STCs


  • ProLine 21 IDS (straight and SP)
  • RVSM
  • Honeywell EGPWS MkVII
  • UNS TAWS (Class A)
  • Rockwell Collins TCAS II
  • GNS-Xls Dual
  • Honeywell APU
  • Honeywell DFDR
  • G100 Interior

Engine & APU

Duncan Aviation’s modern 20,000-sq.-ft. turbine engine facility in Lincoln, Nebraska, and an on-site Pratt & Whitney Canada HSI / repair facility in Battle Creek, Michigan, are supported by a wide range of back shop capabilities, including NDT and machining.

Our 24-hour network of AOG engine technicians are strategically located across the United States and capable of supporting all in-house line services on the road.



Honeywell TFE731 -2 / -3 / -4 / -5 / -20 / -40 / -50 / -60

Line/Major/Heavy—Lincoln, Neb. (LNK)
Line—Battle Creek, Mich. (BTL)/Provo, Utah (PVU)

Pratt & Whitney PW300 Series

Line—Battle Creek, Mich. (BTL)/Lincoln, Neb. (LNK)
Line—Provo, Utah (PVU) –305 only


Honeywell GTCP36-100 and GTCP36-150 series

Line, HSI— Battle Creek, Mich. (BTL)/Lincoln, Neb. (LNK)

Maintenance Service Plans

  • Honeywell MSP & MSP Gold
  • Pratt & Whitney ESP


Duncan Aviation is a leader for interior refurbishments on Gulfstream models. Our team members can update the design of your interior to add value, functionality and renewed comfort that must be seen and experienced to be appreciated.

  • Pleated window shade assemblies
  • Custom executive tables with inlays
  • VIP in-arm monitor
  • Lightweight, articulating, reclining executive chairs
  • Custom thermal and acoustic insulation packages
  • Custom cabinets and finishes
  • New cabinet latches
  • New air plenum

View Gulfstream Refurbishment Gallery


Duncan Aviation is famous for its high-quality paint jobs on Gulfstream models. We’ve earned this reputation over the years by consistently delivering high-quality, long-lasting paint, as well as through the unmatched attention to detail and innovative paint processes we employ. We offer the shortest downtimes in the industry; we can repaint a large-cabin Gulfstream in as little as 21 calendar days.

Our full-service paint facilities in Lincoln, Nebraska, and Battle Creek, Michigan, create optimum paint environments with air-filtration systems, temperature-control systems, humidity-control and airflow systems that allow consistently high-quality finishes.


  • Three year warranty
  • High solids primers and paint
  • Highly refined application process
  • A professional designer dedicated to your project works with you through every phase
  • State-of-the-art paint booths reduce rework and produce a very high-quality product
  • Environmentally friendly paint and strip hangars accommodate all models
  • Paint detail team details your aircraft prior to delivery
  • Experience painting private and corporate aircraft since 1979


  • Aircraft painted every five years maintain higher market values
  • Materials have a proven performance on all surfaces, including composites
  • Flexible agents ensure maximum protection
  • Proper application prolongs the lifetime of a finish

View Gulfstream Refurbishment Gallery

Parts & Rotables Sales

Duncan Aviation is the largest aircraft parts and components service organization in the business aviation industry; offering overhauls, repairs, rotables, loaners, exchanges, outright units, avionics, instruments, and technical support to aircraft operators around the world.

We have authorized in-house repair capabilities on more than 45,000 different units and a huge inventory with more than 485,000 line items valued at more than $45 million.

If we don’t have it in stock, we will find it for you. Our parts sales reps boasts over 500 years of combined experience in aviation and are available 24/7/365 to serve our parts customers, both domestic and international.

Contact us 24/7/365 for all your parts and rotables needs.
+1 402.475.4125 | 800.228.1836

Components Repairs & Overhauls


Fast turntimes and expedited AOG services

Manufacturer authorized sales, service and support:                     

  • Batteries/power supplies
  • Electronics
  • Electromechanical
  • Pneumatics
  • Hydraulic fluids/fuel
  • Landing gear
  • Non-Destructive Testing (NDT): eddy current, fluorescent penetrant, ultrasonics, magnetic particle
  • Machine Shop service and weld repairs

Contact us 24/7/365 for all your aircraft accessories needs.
+1 402.475.4125 | 800.228.4277

Avionics & Instruments

Duncan Aviation Avionics and Instruments shop will inspect, install, troubleshoot, service and repair virtually every type of equipment your aircraft might have, or need to have while on board with fast turntimes and expedited AOG services

FAA repair station – #JGVR194F

  • Radio - Class 1, 2 & 3
  • Instrument - Class 1, 2, 3 & 4

Factory authorized service, sales & support areas:

  • ADF                                            
  • Radar                                                 
  • Autopilot                                         
  • NAV/COM                                       
  • DME
  • Indicators                                
  • Calibration                                       
  • Pitot Static                                       
  • Gyros                                                
  • XPDR

Contact us 24/7/365 for all your avionics & instruments needs.
+1 402.475.2611 | 800.562.6377

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