Part 21J Consultancy

At Earth & Flight Composites BV, we specialize in setting up fully compliant Part 21J organizations for MROs, aircraft modifiers, and composite component developers.

• We Help You Get Approved For:
  • – Design of composite repair procedures & modifications
  • – Minor and major design change approvals
  • – STC and repair design substantiation
  • – EASA DOA (Design Organisation Approval) processes
  • – Compliance verification & procedures development
• For Who?
  • – Composite repair centers adding design capabilities
  • – MROs expanding into modifications & STC support
  • – Aerospace engineering startups building airworthy products
  • – Aircraft operators needing in-house design authority
• Why Earth & Flight?

  We know Part 21J isn’t just about paperwork—it’s about showing the authorities that
  you can control the design, manage risk, and ensure compliance.
  We help you create the right structure, write the manuals, and guide you through
  approval without wasted time or rework.