2021
- A1 ENGINEERING
- ABENDING COMPANY
- AIRFAB
- AL-KO
- ANICA ENGINEERING
- ARA MANUFACTURING
- AVK WANG
- B & M DORRINGTON
- BRAY CONTROLS PACIFIC
- BOWDEN CORP
- BUSHMANS GROUP
- CALBAH ENGINEERING
- COMPSEAL
- CONCEPT BOILER SYSTEMS
- CONTROL FABRICATIONS
- CME STEEL CON
- FLEXISTRUT AUSTRALIA
- FICHERA ENGINEERING
- FORTRESS RESISTORS
- FUELCO AUSTRALIA
- GSC INDUSTRIES
- GRANDSEAL
- IQMAN
- ITEST INDEPENDENT TESTING SERVICES
- J HUTCHINSON
- JD GROUP
- JENKINS BROS
- LG WELDING
- MARKSCON
- MARCWELD
- MELBOURNE PRECAST CONCRETE
- METALTEX
- METALEX-EL
- MURRAY CONSTRUCTIONS
- NELSON SILOS
- NEXUS CONSTRUCTION SYSTEMS
- NO BOLT SYSTEMS
- OFFSHORE ENGINEERING
- PONDELJAK ENGINEERING
- RAPID MACHINING
- REDFERN FLINN
- RENRON AUSTRALIA
- SAPUTO
- SHADBOLT
- SCHNEIDER ELECTRIC AUSTRALIA
- SPARTAN STEEL CO
- STAINLESS TANKS & PRESSURE VESSELS
- STARWARD WHISKY
- STELLAR STEEL
- SYNERGIC ENGINEERING
- TRUE METAL
- TURAMA INDUSTRIES
- VICTORIAN TESTING SERVICES (NATA LAB)
- VISCON
- WANBANNA
- WANG AVK
- WI BUILDING SYSTEMS
- WILSONS INDUSTRIES