With an impeccable record of safety and quality, Columbia Air Services has technically perfected its craft and has earned itself the luxury of being able to put customer service as its #1 priority. We strive for communication with customers at all times, during all phases of the maintenance visit.

The following benefits and services are offered

  • No sales tax on airframe and power plant parts and labor
  • Import/Export services
  • Certificates of Airworthiness
  • Pre-purchase inspections
  • Available valet service

Columbia Air Services is now a Piaggio factory authorized service center for their P180 Avanti aircraft.

Contact our service department for more information 800-787-5001.

Now AMSAFE Certified

Available at our BHB and GON locations. Visit AMSAFE website ยป

We are an FAA Certified Repair Station

View Our Certifications Online:
Columbia takes the guesswork out of your aircraft maintenance with a free computerized database that tracks all maintenance performed and identifies incoming routine service and inspection requirements. A free updated print out is available to all our regular customers at any time.

Operations Specifications (GON)
Air Agency Certificate (GON)
Operations Specifications (BHB)
Air Agency Certificate (BHB)
Drug Program Certification

Groton: Certificate #SO5R204NBHB: Certificate #ZKGR483J

Contact Info

Director of Maintenance
Jim Celentano
P: 860-235-0322
F: 860-446-3057

Service Manager
John “JT” Tentoni
P: 860-449-1400
F: 860-446-3057

BHB General Manager
Leroy Muise
P: 207-667-5534
F: 207-667-4222


  • 50 and 100 hour inspections
  • Annual inspections
  • Compliance with Service Bulletins and Airworthiness Directives
  • Scheduled maintenance, engine changes, and structural repairs

Power Plants

Turbine Engine

Columbia is renowned for its Pratt & Whitney PT6 expertise. When Columbia maintains your PT6 powered aircraft the job is done right.

Piston Engines

Columbia is well-versed in many makes and models of commercially available piston aircraft. Because many new pilots start out in a piston aircraft, Columbia makes every effort to
educate these pilots how to be diligent when managing the power of a piston engine.

Many special services are offered for both engines

  • Engine overhaul management
  • Comprehensive diagnostics and troubleshooting
  • Complete hot section inspection and repair
  • Vibration analysis and propeller dynamic balance

A Columbia maintained aircraft equals peace of mind for buyers and sellers.

Director of Maintenance
Jim Celentano

Service Manager
John “JT” Tentoni

A reputation for providing the highest quality service at the best possible price in the fastest possible turn around time.