- ABB LTD (Automation)
- BENTLEY MOTORS (Automotive)
- BRAMMER (UK) LTD (Supply & Distribution)
- DONCASTERS AEROSPACE (Aerospace)
- EATON LIMITED (Aerospace)
- ERIKS LTD (Industrial Distribution)
- ELEY METROLOGY (CMM Manufacture)
- GE AVIATION (Aerospace)
- GKN Aerospace Services Limited (Aerospace)
- GLAXOSMITHKLINE PLC (Food & Pharmaceuticals)
- HYDROBOLT GROUP (Manufacturing)
- IBC VEHICLES (Automotive)
- INSTRON LTD (Test & Measurement Machinery)
- KAWASAKI PRECISION MACHINERY LTD (Manufacturing)
- LAFARGE (Manufacturing)
- MEGGITT AIRCRAFT BRAKING SYSTEMS (Aerospace)
- MESSIER DOWTY (Aerospace & Defence)
- NIKON METROLOGY (Measuring Machinery)
- RENISHAW PLC (Precision Manufacturing)
- ROLLS ROYCE PLC (Aerospace & Defence)
- RONALDSWAY AIRCRAFT COMPANY (Aerospace & Defence)
- SAINT GOBAIN ABRASIVES (Manufacturing)
- SMURFITT KAPPA LTD (Manufacturing)
- SPIRAX SARCO LTD (Manufacturing)
- STARRETT PRECISION OPTICAL LTD (Manufacturing)
- TIMET UK LTD (Manufacturing)
- TOYOTA UK LTD (Automotive)
- VAPORMATT LTD (Manufacturing)
- WALLOP DEFENCE SYSTEMS (Defence)
- YAMAZAKI MAZAK UK LTD (Machine Tool Manufacture)
