We are one of the few New Zealand based general aviation companies with CAANZ Part 146 Design, Part 148 Manufacturing, Part 145 Maintenance and CASA PNG Part 146.

Airwork have developed a range of modification and STC packages.  Our unique combination of design and manufacturing skills and facilities means we are able to tailor new design solutions to suit your needs.

Design & Certification

Airwork has four CAANZ Design Delegates who can undertake any and all stages of modification for your aircraft. 

We can offer complete turn-key solutions to get new hardware operating on your aircraft including;

  • Preliminary design, guidance on regulatory requirements and general scopingairwork design, manufacturing, stc, mods, helicopters, fixed wing
  • Analysis of structures, fatigue, aerodynamics, performance, systems electrical, etc
  • Prototype build
  • Structural, function and flight testing
  • Compliance and approval (CAANZ and CASA PNG Mods)
  • Liaison with regulators (CAA, FAA, EASA, TCCA, CASA) for STC approval
  • DTA Analysis using FEA (Finite Element Analysis)
  • Aircraft and Powerplant performance analysis and predication
  • Electrical, Systems and Integration Design


Customised Fit Outs

Specialists in customised fit-outs for medivac, police, SAR and special operations aircraft.


airwork design, manufacturing, stc, mods, helicopters, fixed wing, fitouts

CNC Machining

Services include:airwork design, manufacturing, stc, mods, helicopters, fixed wing, fitouts

  • CNC machining
  • Close tolerance milling and turning
  • Manual Lathe machining
  • Precision Drilling and Grinding
  • CAD - CAM facilities

Fabrication and Welding

Airwork offers fabrication and welding services with the following;airwork design, manufacturing, stc, mods, helicopters, fixed wing, fitouts

  • Weld specification AWS D17.1
  • TIG Welding
  • MIG Welding

Composite Structures

Full EASA complient Composite repair and manufacture workshop


Contact Us

For more information about Modifications and STC's contact the team


Dave Weston Customer Care Team
Design Manager MOD Sales & Quotes 

david.weston@airworkgroup.com or

+64 21 242 8273 +64 9 295 2111