Establishment Address Name Street 1 Street 2 Street 3 Town/City Post Code
A & L Mechanical Installations Ltd (Kilmarnock) The Station Crosshouse Road Kilmaurs Near Kilmarnock KA3 2TU
A J Structural Steels Ltd (Dewsbury) 1a The Town Thornhill Dewsbury WF12 0QZ
A L Crane Hire & Erection (Darlington) 6 Headingley Crescent Darlington DL1 2ST
A.G.S (Steel Erectors) Ltd (Lanarkshire) Unit 9
Coatbank Business Centre Coatebank Way Coatbridge ML5 3AG
Able Stainless Steel Fabrications Ltd (Derby)
Cadley Hill Road Swadlincote Derby DE11 9EQ
Addison Project PLC (Lancashire)
Hillhouse International Site Fleetwood Road North
Thornton-Cleveleys FY5 4QD
Aermech Ltd (Pembrokeshire) Strawberry Hill Pembroke Dock SA71 5PG
AHL Industrial Pipework Specialists Ltd (Jarrow) Suite 4.3
Pennine House Washington NE37 1LY
Ainscough Wind Energy Services Ltd (Wigan) Bradley Hall Bradley Lane Standish Wigan WN6 0XQ
Air Products PLC (Process Systems Division) Hersham Place Molesey Road
Walton-on-Thames KT12 4RZ
Aker Solutions Ltd (Aberdeen) Building 1
Aberdeen International Business Park Dyce Drive Aberdeen AB21 0BR
Alfa Laval Ltd (Parts and Service Division) 7 Doman Road Camberley GU15 3DN
Allied Protek Engineering Solutions Ltd (Grimsby) Armstrong Street Grimsby DN31 1XD
Alpha Plus Ltd (Sheffield) 336 Coleford Road Darnall Sheffield S9 5PH
Alstom Power Ltd (Ashby-de-la-Zouch) Excelsior Road Ashby-de-la-Zouch LE65 1BU
Alstom Power Ltd (Knutsford) Booths Park Chelford Road Knutsford WA16 8GE
Amalgamated Construction Ltd (Engineering Maintenance Division) Whaley Road Barugh Barnsley S75 1HT
AMEC Foster Wheeler Energy Ltd (Reading) Shinfield Park Reading RG2 9FW
AMEC Foster Wheeler Group Ltd (Clean Energy) No 2 Booths Park Chelford Road Knutsford WA16 8QZ
AMEC Foster Wheeler Group Ltd (Darlington) Lingfield House Lingfield Point Darlington DL1 1RW
AMEC Foster Wheeler Group Ltd (London) 12th Floor 25 Canada Square
Canary Wharf London E145LQ
Anglian Erection Services Ltd (Dereham) Trafalgar House Rashs Green Dereham NR19 1JG
Apollo Offshore Engineering Ltd (Aberdeen)
Nautilus House 35 Waterloo Quay Aberdeen AB11 5BS
Applus UK Ltd (Falkirk) Block 2 Unit C&D West Mains Industrial Estate Falkirk FK3 8YE
Aquaterra Energy Ltd (Norwich) Innovation House Alkmaar Way Norwich NR6 6BF
Aquazone Ltd (Great Yarmouth)
Unit D, Munnings Court
Harfreys Road Harfreys Industrial Estate Great Yarmouth NR31 0LS
Aquila Nuclear Engineering Ltd (Twyford) Aquila House
Hazeley Enterprise Park Hazeley Road Twyford SO21 1QA
ARC Fabrications Ltd (King's Lynn)
Garage Lane Industrial Estate Setchley Kings Lynn PE33 0BE
Archbell Greenwood Structures Ltd (Fleetwood) Lofthouse Way Fleetwood FY7 6ST
Arcsure Engineering Solutions (Lincolnshire) Ltd (Winterton) 114 Northlands Road Winterton DN15 9UW
Atkins Ltd (Nuclear Decommissioning & Generation) The Hub 500 Park Avenue Almondsbury BS32 4RZ
Atkins Ltd (Oil & Gas) 6 Golden Square Aberdeen AB10 3AT
Atlantic Projects Company (UK) Limited (Derby) Peat House 5 Stuart Street Derby DE1 2EQ
ATS (Services) Ltd (Heathfield) Suite 9 & 10 33a High Street Heathfield TN21 8HU
Austin Company of UK Ltd (Rickmansworth) Cardinal Point Park Road Rickmansworth WD3 1RE
AVT Reliability Ltd (Warrington) 2 Easter Court Europa Boulevard Warrington WA5 7ZB
Bechtel Ltd (London) First Central 200 2 Lakeside Drive London NW10 7FQ
Beck & Pollitzer Engineering Ltd (Dartford) Burnham Road Dartford DA1 5BD
Bilfinger Industrial Automation Services Ltd (Newton-le-willows) Wilson House Kelburn Court Daten Park Warrington WA3 6JA
Bilfinger Industrial Services UK Ltd (Runcorn) Wilson House Kelburn Court Daten Park Warrington WA3 6JA
Bilfinger Salamis UK Ltd (Aberdeen) 4 Greenhole Place Bridge of Don Aberdeen AB23 8EU
Blackrow Engineering Co. Ltd (Grimsby) Estate Road 7 South Humberside Industrial Estate Grimsby DN31 2TP
Boulting Group Ltd (Warrington) Boulting House
Firecrest Court Centre Park Warrington WA1 1RG
Boustead International Heaters Ltd (Burgess Hill) Europa House
Woodlands Court Albert Drive Burgess Hill RH15 9TN
Braddan Structures Ltd (Darlington) Braddan House
Cleveland Trading Estate Forge Way Darlington DL12PB
BTH Boiler Services (2010) Ltd (Birmingham)
36 Manor Park Road Castle Bromwich Birmingham B36 0DJ
Buchen-ICS Ltd (Scunthorpe) 25B Northampton Road Scunthorpe DN16 1UJ
Burnbeam Ltd (Crewe) 12 Eastgate Road Holmes Chapel Crewe CW4 7BW
C. & P. Engineering Services Ltd (Swansea)
Gorseinon Road Gorseinon Swansea SA4 9GE
C. Sharp Construction Ltd (Leeds) 76 Old Road Churchwell Leeds LS27 7TH
C.T. Steel Site Services Ltd (Darlington) 64 Neville Road Darlington DL3 8NE
Cadrecruit Ltd (Basingstoke) South Building Upper Farm Wootton St. Lawrence Basingstoke RG23 8PE
Cameron Flow Control Technology (UK) Ltd (West Sussex)
Process Systems
Schlumberger House
Buckingham Gate
Gatwick Airport West Sussex RH6 0NZ
Cape Engineering Services Ltd (Middlesborough) RBC House
Sotherby Road
Skippers Lane Industrial Estate
South Bank Middlesbrough TS6 6LP
Cape Industrial Services Ltd (Offshore Services Division) Kirkton Drive Pitmedden Industrial Estate Dyce AB21 0BG
Cardiff Steel Erection Ltd (Caerphilly) Unit 6 Roundabout Court
Bedwas House Industrial Estate Caerphilly CF83 8FS
Cavendish (Northern) Ltd (Billingham) Beaumont House
Macklin Avenue
Cowpen Lane Industrial Estate Billingham TS23 4HF
Cavendish Nuclear Ltd (Bristol) Ashton House PO Box 103 Ashton Vale Road Bristol BS3 2HQ
Cavendish Nuclear Ltd (Leicester) Radar Road Leicester LE3 1UF
CB&I UK Ltd (Paddington) 40 Eastbourne Terrace Paddington W2 6LG
Claxton Engineering Services Ltd (Great Yarmouth)
Bureside House North River Road Great Yarmouth NR30 1TE
Clyde Bergemann Materials Handling Ltd (Doncaster)
Lakeside Boulevard Lakeside Doncaster DN4 5PL
Clydeforth Engineers & Contractors Ltd (Glasgow)
Barclay Curle Complex 739 South Street Glasgow G14 0BX
Conroy Electrical Ltd (Rawtenstall) Simonstone House Bacup Road Rawtenstall BB4 7PA
Corgin Ltd (Stafford) Bellasis Street Stafford ST16 3DD
Cortez Subsea Ltd (Aberdeen) Ground Floor Silverburn Lodge Claymore Drive Bridge of Don AB23 8GD
Costain Oil, Gas & Process Ltd (Wythenshawe) Costain House Aviator Way Wythenshawe M22 5TG
Covol Engineering Limited (Billingham) 15 Earls Nook Belasis Hall Technology Park Billingham TS23 4EF
Crondall Energy Consultants Ltd (Winchester)
Crondall House 1 Exchange Square Winchester SO23 8FJ
Croston Engineering Ltd (Chester) Tarvin Mill Barrow Lane Tarvin Chester CH3 8JF
Curzon Clarke Engineering Ltd (Mansfield) Mill Farm Church Warsop Mansfield NG20 0SF
D & L Structural Steel Ltd (Hull) 12 Plantation Drive West Hull HU4 6XD
D.A. Hayward & Son Ltd (Whitchurch) Hillcrest Ash Whitchurch SY13 4DJ
Dan Herrick Construction Ltd (Sheffield)
Eckington Business Centre 62 Market Street Eckington S21 4JH
Davey Site Services Ltd (Milford Haven)
Plot 7, Waterston Industrial Estate Main Road Waterston Milford Haven SA73 1DP
Dee Tech Services Ltd (Hawarden) Clwyd Close Hawarden Industrial Park Hawarden CH5 3PZ
Defabs Engineering Ltd (Derby) Clarke Street Derby DE1 2BU
Delta Engineering Group Ltd (South Killingholme)
Harsco Building Manby Road South Killingholme DN40 3DX
Devmark Ltd (Sittingbourne) Kestrels Chequers Hill Doddington Sittingbourne ME9 0BN
Diamond Power Specialty Ltd (Dumbarton) Block 10 Vale of Leven Industrial Estate Dumbarton G82 3AD
DMG Control Systems Ltd (Washington) 9 Bridgewater Road Hertburn Industrial Estate Washington NE37 2SG
Don Scaife Steel Erecting (Spalding) 55 Mill Lane Whaplode Spalding PE12 6TS
Don Valley Engineering Company Ltd (Doncaster)
Sandall Stones Road Kirk Sandall Doncaster DN3 1QR
Doosan Babcock Ltd (Renfrew) Innovation House Porterfield Road Renfrew PA4 8DJ
Doosan Enpure Ltd (Birmingham) Doosan House Parklands Business Park Rubery Birmingham B45 9PZ
Dornan Engineering Services Ltd (London) 114a Cromwell Road London SW7 4ES
Dounreay Site Restoration Ltd (Thurso) Traill House 7 Olrig Street Thurso KW14 7BJ
DP Services Holdings Ltd (Glenrothes) Unit 1 Baltimore Road Lomond Business Park Glenrothes KY6 2PJ
DPS Pipework Services Ltd (Barnsley) Unit 6 Albion Drive Thurnscoe Barnsley S63 0DA
Eagle Structural Ltd (Louth) Theddlethorpe Road Great Carlton Louth LN11 8JS
East Midlands Instrument Company Ltd (Gainsborough)
Laughton Lane Morton Gainsborough DN21 3ET
Edwards Elite Engineering Ltd (Chester)
Unit 8, Dunkirk Industrial Estate
By Pass Road Dunkirk Chester CH1 6LZ
Emerson Process Management Ltd (Aberdeen)
METCO SERVICES DIVISION
Aberdeen Solutions Centre
1 Harvest Avenue
D2 Business Park, Dyce Aberdeen AB21 OBQ
Endotec Ltd (Immingham) Manby Hall Business Park Hall Park Road Immingham DN40 2LT
Energy & Environmental Services Ltd (Rotherham) Energy House
The Stonerow Way Parkgate Rotherham S60 1SG
Engenda Group Ltd (Runcorn) Dee House Hampton Court Tudor Road
Manor Park Runcorn WA7 1TT
ENGIE Fabricom UK Ltd (Grimsby) Europarc Origin 3 Origin Way Grimsby DN37 9TZ
Eniprogetti (Basingstoke) Eni House Basing View Basingstoke RG21 4YY
Equipdata Ltd (Merthyr Tydfil) Unit 1
Merthyr Tydfil Industrial Park Pentrebach Merthyr Tydfil CF48 4DR
EthosEnergy (GBR) Ltd (Aberdeen) Pavilion 4 Ethos House
Craigshaw Business Park
Craigshaw Road Aberdeen AB12 3QH
F.J. Booth Construction Ltd (Guisborough)
Unit 2, Victoria Court Rectory Lane Guisborough TS14 7GA
Farmtec Assets Ltd (Whitland) Gilfach Farm Cwmbach Whitland SA34 0DN
Fenelon Storage Tanks Ltd (Ellesmere Port) Roften House North Road Industrial Estate Ellesmere Port CH65 1AB
Fichtner Consulting Engineers Ltd (Stockport)
Kingsgate (Floor 3) Wellington Road North Stockport SK4 1LW
Fieldcore Service Solutions International LLC (Glasgow)
2 Central Quay 89 Hydepark Street Glasgow G3 8BW
Filtec Water Services Ltd (Irvine) 5 Portland Road Irvine KA12 8JE
Fluor Ltd (Farnborough) Fluor Centre 140 Pinehurst Avenue Farnborough GU14 7BF
FMC Kongsberg Services Ltd (Aberdeen) Wellington Circle Altens Aberdeen AB12 3JG
Fortis Engineering Services Ltd (Birkenhead) Unit 75 Woodside Business Park Birkenhead CH41 1EP
Franklyn Yates Engineering Ltd (Burton-on-Trent)
6 Granary Wharf Wetmore Road Burton-on-Trent DE14 1DU
Furness Engineering & Technology Ltd (Ulverston) Ellers Mill The Ellers Ulverston LA12 0AQ
G & G Engineering Group Ltd (Musselburgh) 14 Mayfield Avenue Musselburgh EH21 6HR
G & G Engineering Mechanical Services Ltd (Barnsley) Unit 3 Wath Road Elsecar Barnsley S74 8HW
G R Carr (Essex) Ltd (Basildon) Archers Fields Burnt Mills Industrial Estate Basildon SS13 1DN
GD Energy Services Ltd (Caithness) Lythmore House North
Forss Business & Technology Park Forss Caithness KW14 7UZ
GE Oil & Gas UK Ltd (Service Division) Silverburn House Claymore Drive Bridge of Don AB23 8GD
Genesis Oil & Gas Consultants Ltd (Aberdeen)
Pavillion 3, Aspect 32
Prospect Road
Arnall Business Park Westhill Aberdeen AB32 6FE
Genesis Oil & Gas Consultants Ltd (London) One St. Paul's Churchyard London EC4M 8AP
GEV Offshore Ltd (Hull) Unit 23 Priory Tec Park Saxon Way Hessle Hull HU13 9PB
Gordon Kitto Welding Ltd (St Helens) Merton Bank Road St Helens WA9 1HP
Graham Steel Erectors Ltd (Carlisle) Scaleby Hill Farm Chapel Lane Scaleby Hill Carlisle CA6 4LY
Granherne Ltd (Leatherhead) Hill Park South Springfield Drive Leatherhead KT22 7LH
Grayton Ltd (Barton-upon-Humber) Stanley House Falkland Way
Barton-upon-Humber DN18 5RL
Haden Freeman Ltd (Denton) Freeman House Orbital 24 Oldham Street Denton M34 3SU
Haven Engineering 2016 Ltd (Neyland)
Units 80 & 81 Honeyborough Business Park Neyland SA73 1SJ
HCM Electrical Ltd (Giltbrook) Unit 6 Amber Trading Estate Artic Way Giltbrook NG16 2HS
Hickey & Company (Brewery & Dairy Engineers) Ltd (Bromley)
16 Kingswood Avenue Shortlands Bromley BR2 0NY
Hi-Line Services (Lichfield) Ltd (Lichfield) 56 Britannia Way Lichfield WS14 9UY
Hitachi Zosen Inova UK Ltd (Farnborough) The Hub Fowler Avenue Farnborough GU14 7JF
Hold Engineering Ltd (Haile) Unit 29 Beckermet Industrial Estate Haile CA22 2NH
Holme Steel Fabricators Ltd (Scunthorpe) 2 Bessemer Way Sawcliffe Industrial Park Scunthorpe DN15 8XE
Horizon Nuclear Power Services Ltd (Gloucester) Sunrise House
1420 Charlton Court Gloucester Business Park Gloucester GL3 4AE
Hornbill Engineering Ltd (Neath) Unit 6
Darcy Business Park Llandarcy Neath SA10 6EJ
Howden UK Ltd (Renfrew) Old Govan Road Renfrew PA4 8XJ
Hydratight Ltd (Darlaston) Bentley Road South Darlaston WS10 8LQ
Hydro International (Wastewater) Ltd (Ely) Prickwillow Road Ely CB7 4TX
IDEC Power Services Limited (Stockton On Tees)
Concorde House
Concorde Way
Preston Farm Business Park Stockton On Tees TS18 3RB
Idec Technical Services Ltd (Stockton-on-Tees)
Concorde House
Concorde Way
Preston Farm Business Park Stockton-on-Tees TS18 3RB
Industrial Technology Systems Ltd (Middlesbrough) ITS House
High Force Road Riverside Park Middlesbrough TS2 1RH
InSite Technical Services Limited (Pembroke Dock) 1 Cleddau Bridge Business Park Pembroke Dock SA72 6UP
Inspec Systems Ltd (Hull) Sidings House
Sidings Business Park Freightliner Road Hull HU3 4XA
Intelect (UK) Ltd (Middlesbrough) Stephenson House Intelect Court Riverside Park Middlesbrough TS2 1QT
Interface Contracts Ltd (Oldham) Argent House Shaw Road Oldham OL1 4AW
IRISNDT Ltd (Immingham) Middleplatt Road Immingham DN40 1AH
ITS Testing Services (UK) Ltd (Dyce)
CALIBRATION & METERING SERVICES DIVISION
Units 19D & 20D
Wellheads Industrial Centre
Wellheads Crescent Dyce AB21 7GA
J & M Mechanical and Fabrication Ltd (Scunthorpe) East Common Lane Scunthorpe DN16 1DA
J L Engineering (Rixton) Ltd (Preston) Chapel Lane business park Chapel Lane Coppull PR6 4NB
J R Macro Ltd (Chelmsford) Sunnyside Vicarage Road Roxwell Chelmsford CM1 4NB
Jacobs Field Services Ltd (Grimsby) Armstrong Street West Marsh Industrial Estate Grimsby DN31 1XD
Jacobs UK Ltd (Winnersh) 1180 Eskdale Road Winnersh Wokingham RG41 5TU
Jacopa Ltd (West Bromwich) Cornwallis Road Millard Industrial Estate West Bromwich B70 7JF
JBD Tritec Ltd (Glasgow) 430, Helen Street Glasgow G51 3HR
Jee Ltd (Tonbridge) Hildenbrook House The Slade Tonbridge TN9 1HR
Jemsar Engineering Limited (Grimsby) Radnor House Greenwood Close
Cardiff Gate Business Park Cardiff CF23 8AA
JMN Construction Ltd (Eastleigh) 3 Morgan Le Fay Drive Chandlers Ford Eastleigh SO53 4JF
Johnson Matthey Davy Technologies Ltd (Paddington) 10 Eastbourne Terrace Paddington W2 6LE
Johnston Rigging (Fife) Ltd (Kirkcaldy) The Old Cluny Warehouse Cluny Kirkcaldy KY2 6QS
K Home International Ltd (Thornaby) Ingram House Allensway Thornaby Stockton on Tees TS17 9HA
K.C.M Services Ltd (Hull) Greendale Main Street Lelley Hull HU12 8SN
KCA Deutag Drilling Ltd (RDS) Bankhead Drive City South Office Park Porthleven AB12 4XX
KCS Herr-Voss UK Ltd (Halesowen) Glassworks House Park Lane Halesowen B63 2QS
Kellogg Brown & Root (UK) Ltd (Leatherhead) Hill Park Court Springfield Drive Leatherhead KT22 7NL
KentKraft Ltd (Rochester) Unit 26, Victory Park Trident Close Medway City Estate Rochester ME2 4ER
King Site Services (South West) Ltd (Treorchy)
47A Brook Street Blaenrhondda Treorchy CF42 5SA
Kirstall Ltd (Nantwich) Unit 5
Alvaston Business Park Middlewich Road Nantwich CW5 6PF
Laker Vent Engineering Ltd (Ellesmere Port) Laker House North Road Ellesmere Port CH65 1BA
Ledwood Mechanical Engineering Ltd (Pembroke Dock) Waterloo Industrial Estate Pembroke Dock SA72 4RR
Liquid Gas Equipment Ltd (Rosyth) William Rankin Bulding
Rosyth Business Park Rosyth Dunfermline KY11 2YD
LME (UK) Ltd (Cardiff) PO Box 3167 Unit 18 Lamby Workshops Lamby Way Cardiff CF30 0FJ
Lodge Cottrell Ltd (Halesowen) Trinity Point East Halesowen B63 3HY
Lorien Engineering Solutions Ltd (Burton-on-Trent)
Millenium Court First Avenue Centrum 100 Burton-on-Trent DE14 2WH
M & N Electrical and Mechanical Services Ltd (Portland)
Unit 12, Southway Southwell Business Park Portland DT5 2JS
M & W Contractors (Pensnett) Ltd (Kingswinford) Dawley Brooke Road Kingswinford DY6 7BD
M C Integ Ltd (Bury St Edmunds) Integ House Rougham Industrial Estate Bury St Edmunds IP30 9ND
M C Steel Structures Ltd (Bridgnorth) 116 Papermill Cottage Alveley Bridgnorth WV15 6HF
Machine Monitoring Systems Ltd (Abingdon)
Hanger 1, Springfield Park PO Box 612 Abingdon OX14 9GU
Magnox Ltd (Berkeley) Berkeley Site Berkeley GL13 9PA
Magnox Ltd (Bradwell) Bradwell Site Bradwell on Sea Southminster CM0 7HP
Magnox Ltd (Chapelcross) Chapelcross Site Annan DG2 6RF
Magnox Ltd (Dungeness A) Dungeness Site Romney Marsh TN29 9PP
Magnox Ltd (Hinkley Point A) Hinkley Point A Site Near Bridgwater TA5 1YA
Magnox Ltd (Hunterston A) Hunterston A Site West Kilbride KA23 9RA
Magnox Ltd (Oldbury) Oldbury Site Thornaby BS35 1RQ
Magnox Ltd (Sizewell A) Sizewell A Site Near Leiston IP16 4UE
Magnox Ltd (Trawsfynydd) Trawsfynydd Site Blaenau Ffestiniog LL41 4DT
Magnox Ltd (Wylfa) Wylfa Nuclear Power Station Camaes Anglesey LL67 0DH
MAN Energy Solutions UK Ltd (Primeserv)
1 Mirrlees Drive Hazel Grove Stockport Cheshire SK7 5BP
MAN Energy Solutions UK Ltd (Redhill) Betchworth House Queensway Redhill RH1 1DL
Manrochem Ltd (Brighouse) Hastings House Birds Royd Lane Brighouse HD6 1LQ
Matom Ltd (Conwy) 24 Castle Street Conwy LL32 8AY
McDermott Marine Construction Ltd (Epsom) 1st Floor Global House 1 Ashley Avenue Epsom KT18 5AD
Mechatherm International Ltd (Kingswinford)
Hampshire House High Street Kingswinford DY6 8AW
Mectec Engineering Limited (Wrexham) Unit 18 Miners Park Wrexham LL12 0PJ
Meldrum Ltd (Carlisle) Unit 14 Currock Road Trade Centre Currock Road Carlisle CA2 5AD
MII Engineering Ltd (Caerphilly) Unit 20
Pant Glas Industrial Estate Bedwas Caerphilly CF83 8DR
Motherwell Bridge Ltd (Motherwell) PO Box 4 Logans Road Motherwell ML1 3NP
Mustang Engineering Ltd (Woking) WoodGroup Mustang Export House Cawsey Way Woking GU21 6QX
MW High Tech Projects UK Ltd (Chippenham)
Methuen South Bath Road Chippenham SN14 0GT
N.R.L Group Ltd (Egremont) NDT DIVISION
The Old Lodge Main Street Egremont CA22 2DB
Neptune Subsea Engineering Ltd (Aberdeen) 26 Carden Place Aberdeen AB10 1UQ
N-ERGISE Ltd (Great Yarmouth)
5th Floor Havenbridge House North Quay Great Yarmouth NR30 1HZ
NNB Generation Company (HPC) Ltd (Bridgwater) Mallard Court Express Park Bristol Road Bridgwater TA6 4RN
Noble Denton Consultants Ltd (Slough) 4th Floor Vivo Building 30 Stamford Street London SE1 9LQ
Normand and Thomson (Hillend) Ltd (Dalgety Bay)
Thomson House Ridgeway Hillend Industrial Park Dalgety Bay KY11 5JH
Northallerton Steel Erection Ltd (Northallerton) Whiteways
Wooden Hill Lane Romanby Northallerton DL7 8UX
Northern Combustion Systems Ltd (Dewsbury)
Pepperoyd Works Battye Street Dewsbury WF13 1NX
Nuffield Radiographic Inspection Ltd (Poole) Unit B13 & 14
46 Holton Road Holton Heath Poole BH16 6LT
Nuvia Limited (Warrington) Chadwick House
Birchwood Park Risley Warrington WA3 6AE
Oceaneering International Services Ltd (Dyce) Pitmedden Road Dyce AB21 0DP
Odour Services International Ltd (Cannock)
Unit 14 Morston Court
Kingswood Lakeside Cannock Staffordshire WS11 8JB
Offshore Design Engineering Ltd (Great Yarmouth) Marine Base 88 South Denes Road Great Yarmouth NR30 3QF
Offshore Design Engineering Ltd (Wimbledon)
St. George's House 5 St. George's Road Wimbledon SW19 4DR
On Line Design & Engineering Ltd (Immingham)
On Line House Pelham Road Immingham DN40 1AB
On Line People Ltd (Immingham) On Line House Pelham Road Immingham DN40 1AB
OneSubsea UK Ltd (Portlethen) Badentoy Avenue Portlethen AB12 4YB
Optimus (Aberdeen) Ltd (Aberdeen) Gordon House 27 Rubislaw Den North Aberdeen AB15 4AL
Optimus Services Ltd (Hull) OSL House Henry Boot Way Priory Park East Hull HU4 7DF
Orbis Engineering Services Ltd (Stafford) 35 Wolseley Court Staffordshire Technology Park Stafford ST18 0GA
Ovivo UK Ltd (Wolverhampton) Ovivo UK Limited 2nd Floor, i10 Building
Railway Drive Wolverhampton WV1 1LH
P & I Design Ltd (Thornaby) 2 Reed Street
Gladstone Industrial Estate Thornaby Stockton-on-Tees TS17 7AF
P.P.S Electrical Ltd (Barrow in Furness) 187 Duke Street Barrow in Furness LA14 1XU
Padken Steel Erectors Ltd (Warrington)
44 Bishopdale Close Great Sankey Warrington WA5 3DF
PD & MS Energy (Aberdeen) Ltd (Aberdeen) Ardent West North Esplanade West Aberdeen AB11 5QH
PDF Erection Services Ltd (Dorchester) Abbots Leat Nether Cerne Dorchester DT2 7AJ
Penspen Process Ltd (Surrey) 3 Water Lane
Richmond upon Thames TW9 1TJ
Peter J Douglas Engineering Ltd (Colwich) The Sidings Main Road Colwich ST17 0XD
Petrofac Facilities Management Ltd (Aberdeen) Bridge View 1 North Esplanade West Aberdeen AB11 5QF
Pipeweld International Ltd (Rochester) Nursery Court Stoke Road Hoo Rochester ME3 9NT
Pipex Ltd (Plymouth) Pipex House
Devon Enterprise Facility
1 Belliver Way Roborough Plymouth PL6 7BP
PJ Welding Limited (Newcastle Upon Tyne)
23 Cresswell Avenue Forest Hall
Newcastle Upon Tyne NE12 9DU
Plasticon UK Ltd (Hull) Stockholm Road Sutton Fields Industrial Estate Hull HU7 0XW
Premier Engineering Corporation Ltd (Dartford) Regus House Victory Way Admirals Park Dartford DA2 6QD
Primetals Asset Management UK Ltd (Sheffield) Davy House
Unit S, Europa Link Sheffield Business Park Sheffield S9 1XU
Proeon Systems Ltd (Norwich)
Hethel Engineering Centre
Chapman Way Hethel Norwich NR14 8FB
PROjEN Ltd (Preston Brook) PROjEN House Wellfield Preston Brook WA7 3AZ
Prontoport Ltd (Irvine) Unit 2 2a Kyle Road Irvine Industrial Estate Irvine KA12 8JF
Proviso Systems Ltd (Doncaster) Mattersey Road Doncaster DN10 5DS
Pruce Newman Pipework Ltd (Wymondham) Ayton Road Wymondham NR18 0QJ
Puma Engineering and Construction Ltd (Southampton) Unit 9 Brunel Road Calmore Industrial Estate Southampton SO40 3YS
PX Engineering Consultants Ltd (Stockton-on-Tees) PX House
Westpoint Road Stockton Road Stockton-on-Tees TS17 6BF
Quanta Fabricom Ltd (Newcastle upon Tyne)
Q16, Quorum Business Park Benton Lane
Newcastle upon Tyne NE12 8BX
Quartzelec Ltd (Rugby)
CERM BUSINESS UNIT
Castle Mound Way Central Park Rugby CV23 0WB
Quasam Limited (Cramlington) Hubbway House Suite 18 Bassington Lane Cramlington NE23 8AD
R & J Pipework Ltd (Brooke) Howe Pit Norwich Road Brooke NR15 1HJ
R J Wilson Steel Erection Ltd (Southampton)
180 Weston Lane Weston Southampton SO19 9HL
Rayfern Ltd (Peterborough) Treerange House
Minerva Business Park Lynch Wood Peterborough PE2 6QR
RB Plant Construction Ltd (Maidstone) RB House The Square Lenham Maidstone ME17 2PG
Redhall Jex Ltd (Bristol) Redhall House
14 Millbrook Road Yate Bristol BS37 5JW
Rever Offshore UK Ltd (Westhill) Atmosphere One
Prospect Road Westhill AB32 6FJ
Rhyal Engineering Ltd (Milford Haven) Units 8 Thornton Industrial Estate Milford Haven SA73 2RX
Robru Ltd (Preston) White Moss Gate Horns Lane Goosenargh Preston PR32NE
Rotamat Ltd (Chippenham) Units C & D Brunel Park Bumpers Farm Industrial Estate Chippenham SN14 6NQ
S & G Process Engineering Ltd (Sittingbourne) Unit 5C
Brickmakers Industrial Estate Castle Road Sittingbourne ME10 3RL
S & H Fabrications Ltd (Rochester) Unit 4, Jackson Park Kingsnorth Hoo Rochester ME3 9ND
S & M Pipework Ltd (Sheffield) 53 Pen Nook Gardens Deepcar Sheffield S36 2TX
S T & W Inspections Ltd (Sittingbourne)
Unit B13 St Georges Business Park Eurolink Industrial Estate Sittingbourne ME10 3TB
Saipem Ltd (Surrey) Saipem House 12-42 Wood Street Kingston upon Thames KT1 1TG
Schenck Process UK Ltd (Thorne) Unit 3 Alpha Court Capital Park Thorne DN8 5TZ
Sellafield Ltd (Decommissioning) Sellafield Site Seascale CA20 1PG
Sellafield Ltd (Major Projects) Sellafield Site Seascale CA20 1PG
SengS Subsea Engineering Solutions Ltd (Ellon) SengS House
Balmacassie Way
Balmacassie Commercial Park Ellon Ellon AB41 8BR
Servomac Ltd (Chesterfield) Meadows Drive
Ireland Industrial Estate Staveley Chesterfield S43 3LH
Shepley Engineers Ltd (Whitehaven) Robinson House
Westlakes Science Park Crow Park Way Whitehaven CA24 3HY
Siemens plc (Energy Fossil Instrumentation and Electrical)
Sir William Siemens House Princess Road Manchester M20 2UR
Siemens plc (Energy Service Fossil) CA Parsons Works Shields Road Newcastle NE6 2YL
Siemens plc (Fossil Power Generation)
Sir William Siemens Square Frimley Camberley GU16 8QD
Siemens Transmission & Distribution Ltd (Hebburn)
2 Koppers Way Monkton Business Park South Hebburn NE31 2EZ
Simkiss Control Systems Ltd (Manchester) Unit 2 Bentley Ave Middleton Manchester M24 2GP
Simon Carves Engineering Ltd (Manchester) Ground Floor
Altitude House Atlas Park Simonsway Manchester M22 5PP
Site Heat Treatment Services Ltd (Port Talbot) Unit 2 Henshaw Street Ind. Estate Port Talbot SA12 6NH
Site Service Engineering Ltd (Scunthorpe) 18 Woodhouse Road Scunthorpe DN16 1BD
Sitek Consultancy Services Ltd (Norwich) 19 Hellesdon Park Road
Hellesdon Park Industrial Estate Norwich NR6 5DR
SMS Group Technical Services (UK) Ltd (Chesterfield)
40-41 The Bridge Beresford Way Chesterfield S41 9FG
Business Centre
SNC-Lavalin UK Ltd (Croydon) Woodcote Grove Ashley Road Epsom KT18 5BW
Sonomatic Limited (Warrington) Dornoch House The Links Birchwood Warrington Warrington WA3 7PB
Specialised Management Services Ltd (Great Yarmouth) Starling House
Lancelot Road
Beacon Park
Gorleston-on-sea Great Yarmouth NR31 7BF
Spie Limited (Stockton -on-Tees) 2nd Floor Advance House
St Mark's Court Stockton On Tees TS17 6QX
Spirac Ltd (Banbury) Spirac House Thorpe Mead Banbury OX16 4AB
SSE Contracting Ltd (Southampton) Castle Malwood Minstead Near Lyndhurst Southampton SO43 7PE
Stall-Mech Engineering Services Ltd (Grimsby)
North Moss Lane Stallingborough Grimsby DN41 8DG
Staptina Engineering Services Ltd (Halifax)
Pennine Works Grantham Road Boothtown HX3 9PL
Starrs Contract Services Ltd (Middlesbrough)
27 Farm Bank Road Ormesby Middlesbrough TS7 9EE
STATS Group Ltd (Kintore) STATS House Tofthills Way Midmill Industrial Estate Kintore AB51 0QG
Steel Work Construction Limited (Preston) Ashley Head Farm Ashley Lane Goosnargh Preston PR3 2EE
Stopford Projects Ltd (Ellesmere Port) Custom House Merseyton Road Ellesmere Port CH65 3AD
Stork Technical Services (RBG) Ltd (Aberdeen) Norfolk House Pitmedden Road Dyce AB21 0DP
Stowen Ltd (Great Yarmouth) Unit 1 Jamess Watt Close Great Yarmouth Great Yarmouth NR31 0NX
Straight Line Services Ltd (Dartford) Chapter House Unit B, Riverside Way Dartford DA1 5BS
Studley Engineering Ltd (Liverpool) 3 Hornhouse Lane Knowsley Industrial Estate Liverpool L33 7YQ
Studsvik Ltd (Preston) Ribble House Meanygate Bamber Bridge Preston PR5 6UP
Subsea 7 (UK Service Company) Ltd (AFGOM) Quadrant House
The Quadrant Sutton Surrey SM2 5AS
Subsea 7 (UK Service Company) Ltd (I-TECH DIVISION) East Campus Tarland Road Westhill Aberdeen AB32 6JZ
Subsea 7 (UK Service Company) Ltd (NSC) East Campus Prospect Road
Arnhall Business Park Aberdeen AB32 6FE
Subsea 7 (UK Service Company) Ltd (PPG) Napier House Erskine Ferry Road
Old Kilpatrick Glasgow G60 5EU
T & A Construction Ltd (Barnsley) The Greyhavens Pinfold Lane Royston Near Barnsley S71 4PQ
Technica Ltd (Grimsby) Cherry Tree Business Park
Pywipe Industrial Estate Off Estate road number 5 Grimsby DN31 2TX
Technical Inspection Services (UK) Ltd (Clevedon) Unit 21 Hither Green Clevedon Clevedon BS21 6XU
Technip E&C Ltd (London) The Pinnacle 170 Midsummer Boulevard Milton Keynes MK9 1BP
Technip UK Ltd (OED) Enterprise Drive Westhill Aberdeen AB32 6TQ
Technip UK Ltd (UK BU) Enterprise Drive Westhill Aberdeen AB32 6TQ
Techno Engineering Ltd (Pembroke Dock) Waterloo Industrial Estate Pembroke Dock SA72 4RR
TEI Ltd (Wakefield) PO Box 80 Calder Vale Road Wakefield WF1 5YS
TesTex NDT Ltd (North Killingholme) Maritime House Lancaster Approach North Killingholme DN40 3JZ
Thyson Technology Ltd (Ellesmere Port) 4, Helix business Park New Bridge Road Ellesmere Port CH65 4LX
ThyssenKrupp Industrial Solutions Oil and Gas Ltd (Port Talbot) 3rd Floor Friars Gate
Stratford Road Shirley B90 4BN
Turbo Machinery Services Ltd (Bedford) 4a Aston Road Cambridge Road Industrial Estate Bedford MK43 0LJ
Ultramag Inspection Services Ltd (Southampton) Unit 4V
Central Crescent Marchwood Industrial Park Southampton SO40 4BJ
Unit Engineers & Constructors Ltd (Swansea) Unit House
Baldwins Crescent Crymlyn Burrows Swansea SA1 8QE
Vogal Group Ltd (Peterborough) Vogal Group Ltd
11 Flaxley Road Kingston Park Peterborough PE2 9EN
Vulcain Engineering Ltd (Stonehouse) Unit 601 Stonehouse Park Sperry Way Stonehouse GL10 3UT
VWS (UK) Ltd (High Wycombe) Windsor Court Kingsmead Business Park High Wycombe HP11 1JU
VWS Westgarth Ltd (Glasgow) Orbital House 3 Redwood Crescent East Kilbride G74 5PR
W M Codd Ltd (Barton-Upon-Humber) Beck Hill Barton-on-Humber DN18 5HG
Walker Engineering (NW) Ltd (Skelmersdale) Units 27-31 Pit Hey Place Pimbo Skelmersdale WN8 9PS
Weir P.S.L International Ltd (Bellshill)
Weir Flow Control + Weir Oil & Gas 20 Waterlook Street (4th Floor) Glasgow G2 6DB
Westwell Developments Ltd (Rochester) Whitewall Road Frindsbury Rochester ME2 4DZ
Whessoe Engineering Ltd (Darlington)
Whessoe Technology Centre Morton Palms Darlington DL1 4WB
Whitland Engineering Ltd (Whitland) Unit B West Street Whitland SA34 0AE
Wisbech Electrical Ltd (Wisbech) Bannisters Row Wisbech PE13 3HZ
Wood Group UK Ltd (Aberdeen) Sir Ian Wood House
Hareness Road Altens Industrial Estate Aberdeen AB12 3LE
Wood Group UK Ltd (OMS) Sovereign House
Craven Street South Hedon Road Kingston upon Hull HU9 1AP
Worley Europe Ltd (Brentford) 27 Great West Road Brentford TW8 9BW
Worleyparsons Services UK Ltd (Aberdeen) Annan House Palmerston Road Aberdeen AB11 5QP
Worleyparsons Services UK Ltd (Great Yarmouth) Edison Way Gapton Hall Industrial Estate Great Yarmouth NR31 0NG
Wright Brothers Industrial Services Ltd (Worksop) Carlton Forest Red Lane Blyth Road Worksop S81 8BP
WSP CEL Ltd (Birmingham) The Mailbox Level 2 100 Wharfside Street Birmingham B1 1RT
WSP UK Ltd (Energy) Amber Court William Armstrong Drive Newcastle Upon Tyne NE4 7YQ
Xodus Group Ltd (London) Cheapside House 138 Cheapside London EC2V 6BJ