Antech Calibration Services  (Great Yarmouth)
	Endress+Hauser Ltd  (Manchester, UK)
	Insteng Process Automation Ltd   (Cardiff)
	Invensys Operations Management  (Crawley)
	Litre Meter Ltd  (North Marston)
	Omega Engineering Ltd  (Irlam)
	Spirax Sarco Limited  (Cheltenham)
	Yokogawa UK Limited  (Runcorn)
	Able Instruments & Controls Ltd  (Reading)
	Apollo Flow Measurement Ltd
	Auriema Industrial Products  (Slough)
	Flotech Solutions Ltd  (Stockport)
	Flowhire Ltd  (Halifax)
	Flowline Ltd  (Borehamwood, UK)
	Flowquip Ltd  (Sowerby Bridge)
	Honeywell Control Systems Ltd  (Bracknell)
	Instrumentation Control Engineering  (Hanworth)
	Intercontrol  (Kidlington)
	KC Controls UK LLP  (Crawley)
	KROHNE Ltd  (Wellingborough)
	Nixon Flowmeters  (Cheltenham)
	Phoenix Flow Measurement Ltd   (Kingston Upon Thames)
	Schlumberger Water & Heat Measurement  (Stretford)