This FAQ section is here to help you quickly find the information you need. From details about our certifications and maintenance capabilities to questions about turnaround times and support services, we've gathered the most common topics in one place for your convenience.
If you don't see your question here, our team is just a message or phone call away — we're always happy to assist.
We offer a full range of MRO (Maintenance, Repair, and Overhaul) services for business aircraft, including maintenance, unscheduled repairs, avionics upgrades, interior refurbishments, structural modifications, engineering support and AOG services.
We provide maintenance and modification services for a wide range of aircraft from leading manufacturers such as Airbus, Bombardier, Gulfstream, Embraer, and Dassault. View our Capabilities.
We recommend scheduling 3–6 weeks in advance, especially for major inspections or upgrades. For urgent or short-notice needs, we’ll do our best to accommodate.
Our service centers are located Hanover Airport and Cologne/Bonn Airport. Both are equipped with modern hangars and workshops to handle a wide range of business aircraft. Our locations in Wegberg, Mitterskirchen, and Schwelm offer comprehensive sheet metal and component repair services—including milling, cutting, aviation welding, minor modifications, and major structural repairs—across nearly all aircraft types, from prototype parts to complex components.
We provide rapid-response AOG support to minimize downtime and restore aircraft to service as quickly as possible. Our team is available to assist you 24/7.
We offer comprehensive modification services including avionics retrofits, Wi-Fi and connectivity upgrades (including Starlink and Gogo Galileo), cabin refurbishments, and STC-based modifications tailored to individual customer needs.
Yes. We provide real-time updates, photos, and technician notes upon request so you stay informed throughout the service timeline.
You can submit a request via our Contact Form, send us an email at xxx@acc-columbia.de, or call us directly. Our sales and technical team will respond promptly with a customized quote based on your aircraft type and service requirements.
We are certified under EASA Part-145, EASA Part 21, FAA Repair Station and hold multiple national approvals. We also comply with relevant quality and safety standards across all operations. View our Certificates.
To schedule maintenance, please contact our customer service team via phone or email. We recommend reaching out in advance to ensure availability and optimal planning for your aircraft.