1000 CIVIL AVIATION
  • 1100 AIRCRAFT
    • 1110 COMMERCIAL
    • 1120 BUSINESS
    • 1130 GENERAL PURPOSE
    • 1140 FIRE FIGHTING
    • 1150 AIR AMBULANCES
    • 1160 TRAINING
    • 1170 SPORTING
    • 1180 AMPHIBIANS
    • 1190 HELICOPTERS
  • 1200 AIRCRAFT ENGINES
  • 1300 AVIONICS
  • 1400 CABIN INTERIOR
    • 1410 INTERIOR DESIGN
    • 1420 TEXTILE
    • 1430 SEATS
    • 1440 GALLEY EQUIPMENT
    • 1450 SPECIAL PURPOSE EQUIPMENT
    • 1460 IN-FLIGHT INFO & ENTERTAINMENT SYSTEMS
    • 1470 MCA, MOBILE COMMUNICATIONS ON AIRCRAFT
  • 1500 UNDERCARRIAGE
    • 1510 LANDING SYSTEMS
    • 1520 TYRES
  • 1600 AIRCRAFT OPERATION & FLIGHT SERVICES
    • 1610 OPERATORS & AVIATION SERVICES
      • 1611 AIRLINES
      • 1612 AIR CARGO
      • 1613 CHARTER & TAXI OPERATORS
      • 1614 AIR AMBULANCE SERVICES
      • 1615 AERIAL PHOTOGRAPHY AND IMAGERY
    • 1620 AIRCRAFT SALES, LEASE & FINANCING
      • 1621 SALES REPRESENTATIVES & BROKERS
      • 1622 FRACTIONAL OWNERSHIP
      • 1623 LEASING & FINANCING
      • 1624 INSURANCE
      • 1625 CONSULTING & CONTROLLING COMPANIES
    • 1630 AIR SERVICES
    • 1640 FLIGHT PLANNING SYSTEMS
  • 1700 FLIGHT TRAINING
    • 1710 SIMULATORS
    • 1720 FLIGHT SCHOOLS
    • 1730 FLIGHT TRAINING CENTERS
2000 MAINTENANCE & AVIATION INDUSTRY SUPPLY CHAIN
  • 2100 MRO’s
  • 2200 MAINTENANCE CENTERS
  • 2300 PART MANUFACTURERS
  • 2400 PART SUPPLIERS
  • 2500 TOOLS
  • 2600 CONSUMABLES, LUBRICANTS & CHEMICALS
3000 AIRPORTS
  • 3100 OPERATORS & SERVICE PROVIDERS
    • 3110 AIRPORT & TERMINAL OPERATORS
    • 3120 PRIVATE & EXECUTIVE AIRPORT OPERATORS
    • 3130 FBO’S
    • 3140 GROUND HANDLING COMPANIES
    • 3150 FUELLING SERVICES
    • 3160 CATERING SERVICES
    • 3170 SECURITY SERVICES
    • 3180 CLEANING SERVICES
    • 3190 DUTY FREE COMPANIES
  • 3200 AIRPORT & TERMINAL CONSTRUCTION
    • 3210 PROJECT DEVELOPMENT
    • 3220 DESIGN & ENGINEERING
    • 3230 CONSTRUCTION & CONTRACTING
    • 3240 PROJECT MANAGEMENT & CONSULTING
    • 3250 FINANCING
  • 3300 AIRPORT & TERMINAL MATERIALS, EQUIPMENT, SYSTEMS & SERVICES
    • 3310 AIR TRAFFIC CONTROL EQUIPMENT & SERVICES
    • 3320 AIRFIELD MATERIALS, EQUIPMENT & SERVICES
    • 3330 HANGAR MATERIALS, MACHINERY, EQUIPMENT & SYSTEMS
    • 3340 TERMINAL FURNITURE, MATERIALS, EQUIPMENT & SYSTEMS
    • 3350 AIRCRAFT HANDLING EQUIPMENT & SYSTEMS
    • 3360 PASSENGER HANDLING EQUIPMENT & SERVICES
    • 3370 BAGGAGE HANDLING EQUIPMENT & SYSTEMS
    • 3380 CARGO HANDLING EQUIPMENT & SYSTEMS
    • 3390 GENERAL AIRPORT EQUIPMENT & SYSTEMS
4000 EDUCATIONAL INSTITUTIONS
  • 4100 TECHNICAL HIGH SCHOOLS, VOCATIONAL SCHOOLS, AVIATION HIGH SCHOOLS
  • 4200 APPLIED SCHOOLS OF AND OTHER RELEVANT DEPARTMENTS OF UNIVERSITIES 
  • 4300 FLIGHT SCHOOLS
  • 4400 EDUCATIONAL, TRAINING & LICENSING ENTITIES
  • 4500 AUTHORISED AVIATION HEALTH CENTRES
  • 4600 HUMAN RESOURCE COMPANIES
5000 OTHERS
  • 5100 CHAMBERS & GOVERNMENT INSTITUTIONS
  • 5200 TRADE & EXPORT ASSOCIATIONS
  • 5300 PROFESSIONAL SOCIETIES
  • 5400 FOUNDATIONS & OTHER CHARITABLE ORGANIZATIONS
  • 5500 MEDIA, PUBLISHINGS & TRADE MAGAZINES  
  • 5600 UNIVERSITY AVIATION CLUBS & SOCIETIES 
  • 5700 AMATEUR AND SPORTING CLUBS, ASSOCIATIONS & CENTERS
  • 5800 PILOT SHOPS & AVIATION ACCESSORIES
  • 5900 MODEL AIRCRAFT