✦ FAA Part 145 Certified · KAPA Denver

Citation Jet
Service Done
Right.

From inspections and troubleshooting to Garmin, Collins, connectivity, and cabin upgrades, Haggan Aviation supports Citation operators with practical expertise, responsive communication, and work that is completed with care.

Citation jet at Centennial Airport Denver
46,000 sq ft of hangar space at KAPA
Climate-controlled · On-site avionics & interior shops · Centennial Airport
Citation Mustang CJ1 · CJ2 · CJ3 · CJ4 Excel / XLS / XLS+ Citation Sovereign Bravo · Encore · Ultra FAA Part 145 Certified AOG Support Available Garmin & Collins Upgrades Centennial Airport KAPA Citation Mustang CJ1 · CJ2 · CJ3 · CJ4 Excel / XLS / XLS+ Citation Sovereign Bravo · Encore · Ultra FAA Part 145 Certified AOG Support Available Garmin & Collins Upgrades Centennial Airport KAPA
46K
Sq Ft Hangar
10+
Citation Models
Part 145
FAA Certified
24/7
AOG Response
Fleet Coverage
Every Citation,
Covered.

From the Mustang to the Sovereign, we have the tooling, training, and authorizations to keep your aircraft airworthy. Hover any model to see it. Don't see yours? Call us.

Citation Mustang
Citation I / II / V
Citation CJ1
Citation CJ2
Citation CJ3
Citation CJ4
Citation Bravo
Citation Encore / Ultra
Excel / XLS / XLS+
Sovereign / Sovereign+
+ Don't see yours? Ask us.
Aviation maintenance technician at work
Expert Technicians
Citation CJ3 on ramp
Citation Service
Aircraft cockpit avionics upgrade
Avionics
Airport hangar facility
Our Facility
Citation engine
Engine Services
Full-Scope MRO
Everything Your Citation Needs.

Maintenance, avionics, engines, interiors, paint — all under one roof at KAPA. No outsourcing critical work. No runaround.

02
Engine &
Powerplant
  • Engine removal & reinstallation (R&R)
  • Hot Section Inspections (HSIs)
  • APU maintenance & troubleshooting
  • Borescope inspections
  • Vibration diagnostics & analysis
  • Engine performance & oil sampling
  • Pratt & Whitney engine support
  • Williams International engine support
03
Interior &
Exterior
  • Premium leather reupholstery
  • Carpet, panel & headliner replacement
  • LED lighting & cabin upgrades
  • Lavatory & galley improvements
  • Acoustic insulation packages
  • Custom exterior repaint & striping
  • Corrosion prep & clear coating
  • Logo & N-number updates
Citation cockpit avionics upgrade
ADS-B
Compliant
Avionics & Technology
Bring Your Cockpit Into Today.

Modern airspace demands modern avionics. Whether you need ADS-B Out compliance, a full Garmin panel, inflight Wi-Fi, or FANS 1/A for oceanic routes — our team installs, certifies, and signs it off.

ADS-B Out RVSM Cert Garmin Collins Pro Line Gogo AVANCE Starlink FANS 1/A FAR 91.411/413 AirText Oasis
Explore Avionics →
Why Haggan
What Sets Us Apart.
🏆
FAA Part 145 Certified
Every inspection, repair, and sign-off meets FAA and OEM standards — no exceptions and no shortcuts.
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Transparent Pricing
No surprise invoices. You'll know what we're doing, why we're doing it, and what it costs — before we touch your aircraft.
Fast Turnaround
Minor inspections in 2–5 days. Major checks in 2–4 weeks. We understand that downtime costs money.
📍
Easy Fly-In at KAPA
46,000 sq ft of secure, climate-controlled hangar space at Centennial Airport with on-site avionics and interior shops.
Find Us
Centennial Airport,
Denver Colorado.

Fly in from anywhere in the U.S. Our facility at KAPA offers secure climate-controlled hangars, on-site shops, and a team that's ready when your aircraft arrives.

📍
Address
12420 East Control Tower Road
Englewood, CO 80112
📞
Phone
🕐
Office Hours
Monday – Friday, 9AM – 6PM
🚨
Centennial Airport Denver Colorado KAPA
Ready to talk about
your Citation?

Whether it's a scheduled inspection, an avionics upgrade, or an AOG — our team is ready. Reach out and we'll get your aircraft where it needs to be.