MSI Blantyre Ltd
	MSI-Blantyre Ltd
	MTPC Elektrotechnik  (Worcestershire)
	Muffett Gears  (Tunbridge Wells)
	Muirhead Aerospace Ltd  (Andover)
	Multi-Arc (UK) Ltd  (Co Durham)
	Musketeer Engineering Ltd  (Co Antrim)
	Nadella GmbH  (Nufringen, Germany)
	Neeter Drive Ltd  (West Sussex)
	Nelco Systems Ltd  (Hertfordshire)
	New Design Engineering Ltd
	Newall Measurement Systems Ltd  (Leicester)
	Newbrook Engineering Crewe Ltd  (Crewe)
	Newcastle University
	Newmont Engineering Co Ltd
	Newport Electronics Ltd  (Leicestershire)
	Newport Micro Controle  (Berkshire)
	Newton Tesla (Electric Drives) Ltd  (Cheshire)
	Nitriding Services Ltd  (Shropshire)
	Norbar Torque Tools Ltd  (Banbury)
	Norcroft Dynamics Ltd  (Hampshire)
	Nord Gear Ltd (formerly Nord Drivesystems)   (Abingdon)
	Nordwin Ltd (Nordhydraulic Division)  (Cheshire)
	Northern Tool & Gear Company Ltd  (Tayside)
	Nortonics Foxtam Limited  (Oldham)
	Norwin Electronics Ltd  (Bedfordshire)
	Nottingham Electrical Transmissions  (Nottinghamshire)
	Nottingham Electrical Transmissions
	NTN Bearings (UK) Ltd  (Staffordshire)
	Numatics Ltd  (Leighton Buzzard)
	Nylonic Industires Ltd  (Hertfordshire)
	O.T.M. Servo Mechanism Ltd  (Surrey)
	OC Robotics  (Filton, Bristol)
	OEM Automatic  (Whetstone)
	Oil Control Ltd
	Oilgear Towler Ltd  (West Yorkshire)
	Omeg Limited  (East Grinstead)
	Omron Electronics Ltd  (Milton Keynes)
	Ondrives Ltd (formerly HPC Drives Ltd)
	OPC Training Institute  (Alberta, Canada)
	Opperman Mastergear Ltd  (Berkshire)
	Optima Control Solutions Ltd  (Blackburn)
	Oriental Motor Company (UK) Ltd  (Hampshire)
	Orion Devices Ltd  (Norfolk)
	Ormec UK
	Ortlinghaus (UK) Ltd  (Worcestershire)
	P & B Engineering
	Pan Controls Ltd  (Perthshire)
	Panasonic System Solutions Europe  (Berkshire)
	Parker Pneumatic  (Cannock)