Part 21-J Design Organization Approval
Aircraft Service & Repair Engineering
Delivering expertly engineered repairs and modifications to airframes, cabins, flight controls and nacelles under our CAA Part 21 Subpart J Design Organisation Approval (UK.21J.1005). Every repair issued through our P21-J DOA is immediately accepted across all EASA-registered aircraft—no added validation, no wasted time. Just proven solutions, delivered fast.
Providing CAA-approved repairs and modifications for CS 25 aircraft with a broad scope of capabilities that includes, but isn’t limited to, structural, cabin, and systems changes designed to keep your fleet airworthy, efficient and compliant.
Minor Structural Repairs
- Approved by FAA, CAA, EASA and all major global regulatory authorities
- Certified by FAA for Stage 1 Static Strength, Stage 2 Thresholds, and Stage 3 Repeat Inspection Intervals and Methodologies
Minor Cabin Repairs
- Flight deck upgrades and modifications
- Passenger and freighter cabin refurbishments
- Enhanced cargo compartment solutions
- Lavatory redesigns and improvements
- Textile and upholstery restoration
- Customised special interior installations
- Interior lining replacements and upgrades
- Crew rest area design and integration
- Comprehensive placards and regulatory markings
Round-the-Clock Support
- Fast, cost-effective solutions that resolve aircraft defects without delay
- Maintains the highest flight safety standards with minimal disruption to operations
- Comprehensive heavy maintenance and AOG support available both on-site and remotely
Experienced, Full-Time Staff
- Extensive expertise across OEM, Airline, and MRO engineering disciplines
- Specialized engineers in both composite and metallic structures, as well as cabin interiors
- Certified Compliance Verification Engineers (CVEs) ensuring regulatory alignment and safety