H & H Services Ltd  (Kirby-In-Ashfield)
	H P C Engineering PLC (Precision Engineering & Hyd  (Burgess Hill)
	H&H Services Limited  (Kirkby in Ashfield)
	Halifax Fan Ltd  (Halifax)
	Hanwell Instruments  (Letchworth)
	Hapman Conveyors Europe  (High Peak)
	Harris Lifting & Shipping Tackle Co. Ltd  (Cradley Heath)
	Hartness International, Inc.
	Heath Sydney & Son Ltd  (Burslem)
	Heaton Green (Dust Control) Ltd  (Batley)
	Hedinair Ovens Ltd  (Wickford)
	Helix Conveyors Ltd  (Laindon)
	Heywood Engineering Ltd
	Hidrostal Ltd  (Newbury)
	Hitech Instruments Ltd  (Luton)
	Hodge Clemco Ltd  (Sheffield)
	Hoffman Air & Filtration Systems Ltd  (Ipswich)
	Hoke Inc. (CIRCOR Instrumentation Ltd)   (Uxbridge)
	Holscot Industrial Linings Ltd  (Grantham)
	Horiba Instruments Ltd  (Northampton)
	Hosch (GB) Ltd  (Darlington)
	Hosokawa Micron Limited   (Runcorn)
	Hosokawa Micron Ltd  (Runcorn)
	Hosokawa Rietz  (Buckhaven, Scotland)
	Hosokawa Stott Ltd  (Bacup)
	Howden Process Compressors  (Chesterfield)
	HRD Ltd  (Clevedon)