- A&E Woodward Ltd
 - A&P Group Ltd
 - A&P Tyne
 - A&P Tees
 - A&P Falmouth
 - A&P Shipcare - Chatham
 - A&P Shipcare - Dover
 - A&P Shipcare - Hull
 - A D Reffold
 - Adsteam Ltd
 - Advanced New Technologies Ltd
 - Allam Marine Ltd
 - Andrew M Jacksons Solicitors
 - Appledore International Ltd
 - Armstrong Hydraulic Svcs (Hull) Ltd
 - Armstrong Technology
 - Associated British Ports Ltd
 - Attric Group Ltd
 - AVEVA
BAE Systems Surface Fleet Solutions
 - BAE Barrow
 - BAE Govan
 - BAE Scotstoun
 - Best Service (Europe) Ltd
 - Braham & Dixon Ltd
 - British Maritime Technology
 - Broady Flow Control Ltd
 - Buckie Shipyard
 - Burgess Marine Ltd
 - CEA Towne (Ship Riggers) Ltd
 - Cammell Laird Gibraltar
 - Colt Industrial Services Ltd
 - Corus
 - Coventry University
 - Defence Solutions
 - DML Appledore
 - DSM GeoData Ltd
 - Dunston (Ship Repairs) Ltd
 - Engineering Training Centre
 - Fairburn Engineering Ltd
 - First Marine International
 - Fleet Support Limited
 - FNA (UK) Ltd
 - Gemmell & Prout Marine Ltd
 - Geo-Spatial Survey Solutions
 - GRC Ltd
 - Grimsby Slipway Co Ltd
 - GT Projects Engineering
 - Harland and Wolff Group Plc
 - Health & Safety Executive
 - Helford Associates

 - Hempel Paints Ltd
 - Hepworth Shipyard Ltd
 - Hitek Electronic Materials Ltd
 - Holderness Ship Repairers Ltd
 - HOTA
 - Humber Electrical Engineering Co Ltd
 - IMT Marine Consultants Ltd
 - IMS Electrical Engineering Ltd
 - J F Appelbe
 - J W O'Pray & Sons Ltd
 - Jack Tighe Ltd
 - Kingston Marine Services Ltd
 - Kort Propulsion Co. Ltd
 - KTL
 - LGSA Marine
 - Lloyds Register
 - Macduff Shipyards Ltd
 - Macduff Ship Design Ltd
 - Milford Haven Ship Repairers
 - MMS Ship Repair & Dry Dock Co Ltd
 - NAME (Strathclyde Uni)
 - North Sea Ventilation Ltd
 - Northwestern Shiprepairers & Shipbuilders
 - Orion Engineering Services Limited
 - Ormston Technology Ltd
 - Oval Insurance Broking Ltd
 - Pallion Engineering Ltd
 - Pendennis Shipyard Ltd
 - Point Engineering (Hull) Ltd
 - R & N Services Ltd
 - Richards Dry Dock & Eng Ltd
 - Rolls Royce PLC
 - Romica Engineering Ltd
 - SKS Marine Ltd
 - Safinah Ltd
 - Ship Science (Southampton Uni)
 - School Marine Science & Technology (NCL Uni)
 - Seawind Marine
 - SEMTA
 - Shipham Valves Ltd
 - Shiptech (UK) Ltd
 - Sonar Research & Development Ltd
 - Specialist Marine Services
 - Team Humber Marine Alliance
 - Thames Shiprepair Service Ltd
 - Tyne Tubes
 - Ultrarad Technical Services Ltd
 - VT Shipbuilding
 - Wärtsilä UK Ltd
 - Water Hydraulics Ltd
 - Yorkshire Marine Containers Ltd