Always Ready, Always Reliable.
AOG (Aircraft on Ground) Services
When your aircraft is grounded, every minute counts. Callsign offers rapid-response AOG services to diagnose to resolve critical issues, wherever your aircraft is located. Our mobile technicians are equipped to handle powerplant failures, accessory malfunctions, and urgent interior repairs on-site, minimizing your aircraft’s downtime to get you safely back in the air.
Available AOG services include:
- On-site diagnostics and repairs
- Powerplant and airframe troubleshooting
- Mobile tooling and part sourcing
- Emergency response coordination
Callsign is trusted by fleet operators, private jet owners, and FBOs for responsive support, even under the most critical timelines.
Aircraft Maintenance Services
Callsign offers comprehensive maintenance solutions tailored to the lifecycle of each aircraft. From line inspections to major overhauls, we follow rigorous standards to ensure reliability, compliance, and optimized airworthiness.
Our maintenance services include:
- Routine scheduled inspections
- Airframe and avionics diagnostics
- Troubleshooting and repair
- Post-incident inspections
All services are carried out under strict FAA regulatory oversight and supported by digital maintenance tracking and transparent reporting.
Powerplant & Engine Services
Callsign’s powerplant division is equipped to perform expert diagnostics, maintenance, and overhauls on a wide range of turbine and piston engines.
Engine expertise services include:
- Turbine engine removal, installation, and borescope inspections
- Inspections and repairs
- Troubleshooting and engine condition monitoring
- Engine preservation and reactivation
- Accessory and component overhaul
We service engines from top manufacturers with a commitment to OEM-level precision and compliance.