All licensees - Registered Addresses Licensee Company No Licence Type Registered Address Electricity Distribution

Independent Distribution Network Operators

Energetics Electricity Connections Limited SC426690 Electricity Distribution International House Stanley Boulevard Hamilton International Technology Park Glasgow South Lanarkshire G72 0BN Great Britain Energetics Electricity Limited SC234694 Electricity Distribution International House Stanley Boulevard Hamilton International Technology Park Glasgow South Lanarkshire G72 0BN Great Britain ESP Electricity Limited 4718806 Electricity Distribution Hazeldean Station Road Leatherhead Surrey KT22 7AA Great Britain Independent Power Networks Limited 4935008 Electricity Distribution House Woolpit Business Park Woolpit Bury St Edmunds Suffolk IP30 9UP Great Britain The Electricity Network Company Limited 5581824 Electricity Distribution Energy House Woolpit Business Park Woolpit Bury St Edmunds Suffolk IP30 9UP Great Britain UK Power Networks (IDNO) Ltd 6489447 Electricity Distribution Newington House 237 Southwark Bridge Road London SE1 6NP Great Britain Utility Assets Limited 7255054 Electricity Distribution 53 High Street Cheveley Newmarket Suffolk CD8 9DQ Great Britain

Distribution Network Operators

Eastern Power Networks Plc 2366906 Electricity Distribution Newington House 237 Southwark Bridge Road London SE1 6NP Great Britain Limited 2366949 Electricity Distribution 304 Bridgewater Place Birchwood Park Warrington WA3 6XG Great Britain Networks Plc 3929195 Electricity Distribution Newington House 237 Southwark Bridge Road London SE1 6NP Great Britain (Northeast) Limited 2906593 Electricity Distribution Lloyds Court 78 Grey Street Newcastle Upon Tyne NE1 6AF Great Britain Northern Powergrid (Yorkshire) Plc 4112320 Electricity Distribution Lloyds Court 78 Grey Street Newcastle Upon Tyne NE1 6AF Great Britain Scottish Hydro Distribution Plc SC213460 Electricity Distribution Inveralmond House 200 Dunkeld Road Perth Perthshire PH1 3AQ Great Britain South Eastern Power Networks Plc 3043097 Electricity Distribution Newington House 237 Southwark Bridge Road London SE1 6NP Great Britain Power Distribution Plc 4094290 Electricity Distribution 55 Vastern Road Reading RG1 8BU Great Britain SP Distribution Limited SC189125 Electricity Distribution 1 Atlantic Quay Robertson Street Glasgow G2 8SP Great Britain SP Manweb Plc 2366937 Electricity Distribution 3 Prenton Way Prenton CH43 3ET Great Britain Western Power Distribution () Plc 2366923 Electricity Distribution Avonbank Feeder Road Bristol BS2 0TB Great Britain Western Power Distribution (South ) Plc 2366985 Electricity Distribution Avonbank Feeder Road Bristol BS2 0TB Great Britain Western Power Distribution (South West) Plc 2366894 Electricity Distribution Avonbank Feeder Road Bristol BS2 0TB Great Britain Western Power Distribution (West Midlands) Plc 3600574 Electricity Distribution Avonbank Feeder Road Bristol BS2 0TB Great Britain

Electricity Transmission

Blue Transmission Walney 1 Limited 7353265 Electricity Transmission c/o Dundas & Wilson Northwest Wing Bush House, Aldwych London WC2B 4EZ Great Britain Blue Transmission Walney 2 Limited 7753568 Electricity Transmission c/o Dundas & Wilson Northwest Wing Bush House, Aldwych London WC2B 4EZ Great Britain National Grid Electricity Transmission Plc 2366977 Electricity Transmission 1-3 Strand London WC2N 5EH Great Britain Scottish Hydro Electric Transmission Plc SC213461 Electricity Transmission Inveralmond House 200 Dunkeld Road Perth Perthshire PH1 3AQ Great Britain SP Transmission Limited SC189126 Electricity Transmission 1 Atlantic Quay Robertson Street Glasgow G2 8SP Great Britain TC Barrow OFTO Limited 7384547 Electricity Transmission Amber Infrastructure Limited Two London Bridge London SE1 9RA Great Britain TC Gunfleet Sands OFTO Limited 7384551 Electricity Transmission Amber Infrastructure Limited Two London Bridge London SE1 9RA Great Britain TC Ormonde OFTO Limited 7456969 Electricity Transmission Amber Infrastructure Limited Two London Bridge London SE1 9RA Great Britain TC Robin Rigg OFTO Limited 07384550 Electricity Transmission Amber Infrastructure Limited Two London Bridge London SE1 9RA Great Britain Blue Transmission Sheringham Shoal Limited 08085795 Electricity Transmission The American Barns Banbury Road Lighthorne Warwick Warwickshire CV35 0AE Great Britain

Electricity Generation

2CO Power (Yorkshire) Limited 6087981 1 Farnham Road Guildford Surrey GU2 4RG Abbey Power Generation Limited 7426533 Electricity Generation Devonshire House 1 Devonshire Street London W1W 5DR United Kingdom AES Barry Limited 3135522 Electricity Generation 37-39 Kew Foot Road Richmond Surrey TW9 2SS Great Britain Baglan Operations Limited 3882153 Electricity Generation 16 Axis Court Mallard Way Swansea Vale Swansea Wales SA7 0AJ United Kingdom Barking Power Limited 2354681 Electricity Generation Barking Chequers Lane Dagenham Essex RM9 6PF Great Britain Beatrice Offshore Windfarm Limited SC350248 Electricity Generation Inveralmond House 200 Dunkeld Road Perth Perthshire PH1 3AQ Great Britain Breesea Limited 07883217 Electricity Generation 11th Floor 140 London Wall London EC2Y 5DN Great Britain Generation (UK) Limited SC117121 Electricity Generation EDF Energy GSO Business Park East Kilbride G74 5PG Great Britain Carrington Power Limited 4706728 Electricity Generation Tricor Suite 7th Floor 52/54 Gracechurch Street London EC3V 0EH Great Britain Celtpower Limited 2656561 Electricity Generation 3 Prenton Way Prenton CH43 3ET Great Britain Barry Limited 4815511 Electricity Generation Centrica Plc 1st Floor, Millstream East Maidenhead Road Windsor Berkshire SL4 5GD Great Britain Centrica Brigg Limited 2352390 Electricity Generation Centrica Plc 1st Floor, Millstream East Maidenhead Road Windsor Berkshire SL4 5GD Great Britain Centrica KL Limited 4262243 Electricity Generation Centrica Plc 1st Floor, Millstream East Maidenhead Road Windsor Berkshire SL4 5GD Great Britain Centrica KPS Limited 5006144 Electricity Generation Centrica Plc 1st Floor, Millstream East Maidenhead Road Windsor Berkshire SL4 5GD Great Britain Centrica Langage Limited 3462783 Electricity Generation Centrica Plc 1st Floor, Millstream East Maidenhead Road Windsor Berkshire SL4 5GD Great Britain Centrica PB Limited 4262250 Electricity Generation Centrica Plc 1st Floor, Millstream East Maidenhead Road Windsor Berkshire SL4 5GD Great Britain Centrica RPS Limited 4713745 Electricity Generation Centrica Plc 1st Floor, Millstream East Maidenhead Road Windsor Berkshire SL4 5GD Great Britain Centrica SHB Limited 2571241 Electricity Generation Centrica Plc 1st Floor, Millstream East Maidenhead Road Windsor Berkshire SL4 5GD Great Britain Channel Energy Limited 5653431 Electricity Generation Auckland House Lydiard Fields Great Western Way Swindon SN5 8ZT United Kingdom Citigen (London) Limited 2427823 Electricity Generation Westwood Way Westwood Business Park Coventry CV4 8LG Great Britain Clyde Windfarm (Scotland) Limited SC281105 Electricity Generation Regulation Inveralmond House 200 Dunkeld Road Perth PH1 3AQ Great Britain Corby Power Limited 2329494 Electricity Generation Mitchel Road Phoenix Park Way Corby Northamptonshire NN17 5QT Great Britain Coryton Energy Company Limited FC020597 Electricity Generation Maples & Calder, Attorneys at Law Ugland House PO Box 309, George Town British West Indies Grand Caym Cayman Islands Crook Hill Properties Limited 1061699 Electricity Generation Akara Building 24 De Castro Street PO Box 3136, Wickhams Cay 1 Road Town Tortola British Virgin Islands Crystal Rig ll Limited SC257737 Electricity Generation C/O Harper Macleod LLP The Cadoro 45 Gordon Street Glasgow G1 3PE Great Britain Danske Commodities A/S CVR nr 28113951 Electricity Generation Vaerkmestergade 3 3rd floor DK-8000 Aarhus C Denmark Deeside Power Limited 98592 Electricity Generation 57/63 Line Wall Road Gibraltar Gibraltar Derwent Cogeneration Limited 2650621 Electricity Generation 1 Holme Lane Spondon Derby Derbyshire DE21 7BP Great Britain DONG Energy Burbo Extension (UK) Limited 7307131 Electricity Generation c/o Watson Farley Williams LLP 15 Appold Street London EC2A 2HB United Kingdom DONG Energy Humber Renewables Limited 06832606 Electricity Generation 15 Appold Street London EC2A 2HB United Kingdom DONG Energy Walney Extension (UK) Limited 7306956 Electricity Generation c/o Watson Farley Williams LLP 15 Appold Street London EC2A 2HB United Kingdom Drax (Immingham) Limited 06657336 Electricity Generation Selby YO8 8PH Great Britain Drax Power Limited 4883589 Electricity Generation Drax Power Station PO Box 3 Selby North Yorkshire Y08 8PQ Great Britain Dudgeon Offshore Wind Limited 4418909 Electricity Generation 1 Kingdom Street London W2 8BD United Kingdom E.ON Climate & Renewables UK Humber Wind Limited 4899318 Electricity Generation Westwood Way Westwood Business Park Coventry CV4 8LG Great Britain E.ON Climate & Renewables UK Rampion Offshore Wind Limited7199847 Electricity Generation Westwood Way Westwood Business Park Coventry CV4 8LG Great Britain E.ON UK Plc 2366970 Electricity Generation Westwood Way Westwood Business Park Coventry CV4 8LG Great Britain East Anglia One Limited 7366753 Electricity Generation 3rd Floor 1 Tudor Street London EC4Y 0AH United Kingdom EDF Development Company Limited 6222043 Electricity Generation 40 Grosvenor Place Victoria London SW1X 7EN Great Britain EDF Energy (West Burton Power) Limited 4267569 Electricity Generation 40 Grosvenor Place Victoria London SW1X 7EN Great Britain EDF Energy Nuclear Generation Limited 3076445 Electricity Generation Barnett Way Barnwood Gloucester GL4 3RS Great Britain Power Limited 3782700 Electricity Generation Eggborough Power Station Eggborough Goole East Yorkshire DN14 0BS Great Britain Enfield Energy Centre Limited 2796628 Electricity Generation Westwood Way Westwood Business Park, Coventry CV4 8LG Great Britain Enron Teeside Operations Limited 3647087 Electricity Generation C/O Grant Thornton UK LLP No. 1 Whitehall Riverside West Yorkshire LS1 4BN Great Britain Esso Company Limited 00026538 Electricity Generation Exxonmobil House Ermyn Way Leatherhead Surrey KT22 8UX Great Britain Fallago Rig Windfarm Limited SC226523 Electricity Generation GSO Business Park East Kilbride Scotland G74 5PG Great Britain Fibre Power (Slough) Limited 2902170 Electricity Generation 55 Vastern Road Reading RG1 8BU Great Britain First Hydro Company 2444277 Electricity Generation Senator House 85 Queen Victoria Street London EC4V 4DP Great Britain Galloper Wind Farm Limited 07320597 Electricity Generation Auckland House Lydiard Fields Great Western Way Swindon SN5 8ZT United Kingdom Gateway Energy Centre Limited 7146501 Electricity Generation 21 Holborn Viaduct London EC1A 2DY, Great Britain GB Developers Limited 4480584 Electricity Generation Radcliffe House Blenheim Court Warwick Road Solihull B91 2AA Great Britain GDF Suez Marketing Limited 4236804 Electricity Generation No 1 Leeds 26 Whitehall Road Leeds LS12, 1BE United Kingdom GDF Suez Shotton Limited 5261101 Electricity Generation Senator House 85 Queen Victoria Street, London EC4V 4DP United Kingdom GDF Suez Teesside Limited 2464040 Electricity Generation Senator House 85 Queen Victoria Street, London EC4V 4DP United Kingdom Grangemouth CHP Limited SC178243 Electricity Generation Utilities Control Building - East Office PO Box 30 Bo'ness Road Grangemouth Stirlingshire FK3 9XQ Great Britain Greater Gabbard Offshore Winds Limited 04985731 Electricity Generation 55 Vastern Road Reading RG1 8BU Great Britain Green Hill Energy Limited 6952903 Electricity Generation Beaufort Court, Egg Farm Lane Kings Langley Hertfordshire WD4 8LR Griffin Wind Farm Limited SC245113 Electricity Generation Inveralmond House 200 Dunkeld Road Perth Perthshire PH1 3AQ Great Britain Gwynt Y Mor Offshore Wind Farm Limited 03697015 Electricity Generation Auckland House Lydiard Fields Great Western Way Swindon Wittshire SN5 8ZT Great Britain Heartlands Power Limited 3335516 Electricity Generation Moor Lane Derby DE24 8BJ Great Britain Helius Energy Gamma Limited 06690364 Electricity Generation 242 Marylebone Road London NW1 6JL Great Britain Heron Wind Limited 7640868 Electricity Generation 11th Floor 140 London Wall London EC2Y 5DN Great Britain Horizon Wylfa Limited 06811987 Electricity Generation 5210 Valiant Court Gloucester Business Park Delta Way Gloucester GL3 4FE England VPI Immingham LLP OC300980 Electricity Generation Belgrave House 76 Buckingham Palace Road London SW1W 9TQ Great Britain Indian Queens Power Limited 2928100 Electricity Generation Senator House 85 Queen Victoria Street, London EC4V 4DP Great Britain International Power Plc 2366963 Electricity Generation Senator House 85 Queen Victoria Street, London EC4V 4DP Great Britain Intervate Limited 06489093 Electricity Generation Portersfield Road Industrial Estate Portersfield Road Cradley Heath West Midlands B64 7BN Great Britain IPM Energy Trading Limited 2462479 Electricity Generation Senator House 85 Queen Victoria Street, London EC4V 4DP Great Britain Jade Power Generation Limited 4000132 Electricity Generation 40 Grosvenor Place Victoria London SW1X 7EN Great Britain Keadby Developments Limited 2691516 Electricity Generation PO BOX 89 Keadby Scunthorpe North Lincolnshire DN17 3AZ Great Britain Keadby Generation Limited 2729513 Electricity Generation Keadby Power Station PO BOX 89 Keadby Scunthorpe North Lincolnshire DN17 3AZ Great Britain Keltneyburn Hydro Limited SC237428 Electricity Generation 51 Atholl Road Pitlochry Perthshire PH16 5BU Great Britain Power Limited 05902446 Electricity Generation Tricor Suite 7th Floor 52/54 Gracechurch Street London EC3V 0EH Great Britain Limited SC213646 Electricity Generation 5th Floor, IQ Building 15 Justice Mill Lane Aberdeen AB11 6EQ Scotland London Array Limited 04344423 Electricity Generation Westwood Way Westwood Business Park Coventry CV4 8LG Great Britain Marchwood Power Limited 4229146 Electricity Generation Oceanic Way Marchwood Industrial Park Marchwood Southampton SO40 4BD Great Britain Medway Power Limited 2537903 Electricity Generation 55 Vastern Road Reading RG1 8BU Great Britain MGT Power Limited 06419152 Electricity Generation Sanders 1 Bickenhall Mansions Bickenhall Street London W1U 6BP Great Britain MGT Teesside Limited 06574235 Electricity Generation 1 Bickenhall Mansions Bickenhall Street London W1U 6BP Great Britain Morecambe Wind Limited 5294242 Electricity Generation 3 Prenton Way North Cheshire Trading Estate Prenton CH43 3ET Great Britain Morgan Credit Limited 021379C Electricity Generation Ioma House Hope Street Douglas Isle of Man 1M1 1AP Great Britain Navitus Bay Development Limited 7104972 Electricity Generation c/o Pinsent Masons LLP 5 Old Bailey London EC4M 7BA Great Britain Neart na Gaoithe Offshore Wind Limited SC356223 Electricity Generation c/o Shepherd and Wedderburn LLP 191 West George Street Glasgow G2 2LB Great Britain Njord Limited 7640851 Electricity Generation 11th Floor 140 London Wall London EC2Y 5DN Great Britain NNB Generation Company Limited 06937084 Electricity Generation 40 Grosvenor Place Victoria London SW1X 7EN Great Britain Neas Energy A/S DK - 20293195 Electricity Generation Skelagervej 1 9000 Aalborg Denmark North Blyth Energy Limited 7595351 Electricity Generation Beaufort Court Egg Farm Lane Kings Langley Hertfordshire WD4 8LR United Kingdom Cogen Trading Limited 2745602 Electricity Generation Windmill Hill Business Park Whitehill Way Swindon Wiltshire SN5 6PB Great Britain Npower Direct Limited 3782443 Electricity Generation Windmill Hill Business Park Whitehill Way Swindon Wiltshire SN5 6PB Great Britain NuGeneration Limited 6829771 Electricity Generation Unit 16 Ingwell Hall Westlakes Science and Technology Park Moor Row CA24 3JZ United Kingdom Optimus Wind Limited 07883284 Electricity Generation 11th Floor 140 London Wall London EC2Y 5DN Great Britain Ormonde Energy Limited 04874027 Electricity Generation First Floor 1 Tudor Street London EC4Y 0AH United Kingdom Prenergy Limited 5643628 Electricity Generation Brentmead House Brittania Road London N12 9RU United Kingdom Rhiannon Wind Farm Limited 8249910 Electricity Generation Millstream Maidenhead Road Windsor Berkshire SL4 5GD United Kingdom Richborough A Limited 77919 Electricity Generation 21 Mont es Croix St Brelade Jersey JE3 8EL Channel Islands Rocksavage Power Company Limited FC018868 Electricity Generation Maples & Calder Ugland House PO Box 309, George Town British West Indies Grand Caym Cayman Islands Rugeley Power Generation Limited 3300792 Electricity Generation Senator House 85 Queen Victoria Street London EC4V 4DP Great Britain RWE Npower Plc 3892782 Electricity Generation Windmill Hill Business Park Whitehill Way Swindon Wiltshire SN5 6PB Great Britain RWE Npower Renewables (Stallingborough) Limited 06269884 Electricity Generation Auckland House Lydiard Fields Great Western Way Swindon Wiltshire SN5 8ZT Great Britain Saltend Cogeneration Company Limited 3274929 Electricity Generation Senator House 85 Queen Victoria Street London EC4V 4DP Great Britain Scira Offshore Energy Limited 5119310 Electricity Generation Wind Farm Place Edgar Road Walsingham Norfolk NR22 6EJ United Kingdom Generation Limited SC189124 Electricity Generation 1 Atlantic Quay Robertson Street Glasgow G2 8SP Great Britain ScottishPower (DCL) Limited 2675504 Electricity Generation 3 Prenton Way Prenton CH43 3ET Great Britain ScottishPower (SCPL) Limited 2532240 Electricity Generation 3 Prenton Way Prenton CH43 3ET Great Britain ScottishPower Renewables (UK) Limited NI028425 Electricity Generation Arnott House 12-16 Bridge Street Belfast BT1 1LS Great Britain Seabank Power Limited 2591188 Electricity Generation Severn Road Hallen Bristol BS10 7SP Great Britain Seagreen Alpha Wind Energy Limited 7185533 Electricity Generation 55 Vastern Road Reading Berkshire RG1 8BU Great Britain Seagreen Bravo Wind Energy Limited 7185543 Electricity Generation 55 Vastern Road Reading Berkshire RG1 8BU Great Britain Limited 1002607 Electricity Generation Booths Park Chelford Road Knutsford Cheshire WA16 8QZ Great Britain Severn Power Limited 05392552 Electricity Generation Uskmouth Power Station West Nash Road Nash Newport NP18 2BZ Great Britain Energy Company Limited FC019668 Electricity Generation Maples & Calder Ugland House PO Box 309, George Town British West Indies Grand Caym Cayman Islands Spalding Energy Expansion Limited 6790895 Electricity Generation 21 Holborn Viaduct London EC1A 2DY Great Britain SPEP Limited 7251691 Electricity Generation Devonshire House 1 Devonshire Street London W1W 5DR United Kingdom SSE Generation Limited 2310571 Electricity Generation 55 Vastern Road Reading RG1 8BU Great Britain SSEPG (Operations) Limited 2764438 Electricity Generation 55 Vastern Road Reading RG1 8BU Great Britain Sutton Bridge Power Generation 2586357 Electricity Generation 16 Axis Court Mallard Way Swansea Vale Swansea Wales SA7 0AJ United Kingdom Symbio Energy LLP OC375128 Electricity Generation Westbury House 23-25 Bridge Street Pinner Middlesex HA5 3HR Great Britain Tetragen Holdings Limited 7930565 Electricity Generation 17 Stoney Lane Horsforth Leeds West Yorkshire LS18 4RA Great Britain Thanet Offshore Wind Limited 4512200 Electricity Generation First Floor 1 Tudor Street, London EC4Y 0AH United Kingdom The Green Company Limited 5087150 Electricity Generation 39-49 Commercial Road Southampton Hampshire SO15 1GA Great Britain The Nuclear Decommissioning Authority Electricity Generation Herdus House Westlakes Science and Technology Park Moor Row Cumbria CA24 3HU Great Britain Thorpe Marsh Power Limited 06637894 Electricity Generation 1 Merton Mansions London SW20 8DQ Great Britain Offshore Windfarm Limited 3696654 Electricity Generation Auckland House Lydiard Fields Great Western Way Swindon SN5 8ZT United Kingdom UK Power Reserve (Trumfleet) Limited 7004203 Electricity Generation Radcliffe House Blenheim Court Warwick Road Solihull West Midlands B91 2AA England UK Power Reserve Limited 7385282 Electricity Generation Radcliffe House Blenheim Court Warwick Road Solihull West Midlands B91 2AA England Uskmouth Power Company Limited 05104786 Electricity Generation Uskmouth Power Station West Nash Road Nash Newport NP18 2BZ Great Britain Wainstones Energy Limited 06711448 Electricity Generation Carlton House 6 Ellerbeck Court Stokesley Business Park, Stokesley Middlesbrough North Yorkshire TS9 5PT Great Britain Walney (UK) Offshore Windfarms Limited 05246622 Electricity Generation Watson Farley and Williams LLP 15 Appold Street London EC2A 2HB United Kingdom West Burton Limited 3432165 Electricity Generation 40 Grosvenor Place Victoria London SW1X 7EN Great Britain Westermost Rough Limited 6232914 Electricity Generation 15 Appold Street London EC2A 2HB United Kingdom

Electricity Interconnector

BritNed Development Limited 4251409 Electricity Interconnector 1-3 Strand London WC2N 5EH, Great Britain Channel Cable Limited 7054941 Electricity Interconnector Kings Parade Lower Coombe Street Croydon Surrey CR0 1AA Great Britain East West Cable One Limited 419119 Electricity Interconnector 92/93 St Stephen's Green Dublin 2 Republic of Ireland EirGrid Interconnector Limited 338522 Electricity Interconnector The Oval 160 Shelbourne Road Ballsbridge Dublin 4 Republic of Ireland Imera Hydragrid Limited 448713 Electricity Interconnector 92/93 St Stephen's Green Dublin 2 Republic of Ireland Imera Hydragrid Limited 448713 Electricity Interconnector 92/93 St Stephen's Green Dublin 2 Republic of Ireland Moyle Interconnector Limited NI036562 Electricity Interconnector 1st Floor The Arena Building 85 Ormeau Road Belfast BT7 1SH Ireland National Grid Interconnectors Limited 03385525 Electricity Interconnector 1-3 Strand London WC2N 5EH Great Britain National Grid Nemo Link Limited 08169409 Electricity Interconnector 1-3 Strand London WC2N 5EH Great Britain National Grid NSN Link Limited 08082344 Electricity Interconnector 1-3 Strand London WC2N 5EH Great Britain

Electricity Supply Domestic & Non-Domestic

Altitude Limited 8500842 Electricity Supply Alliance House Clayton Green Business Park Library Road Clayton-le Woods Chorley PR6 7EN Great Britain Angel Energy Limited 8246300 Electricity Supply 8 Church Meadows 8 Church Meadows Toddington Cheltenham Gloucestershire GL54 5DB Great Britain Axis Telecom Limited 4343227 Electricity Supply 37-43 Shirethorn House Prospect Street Hull HU2 8PX Great Britain AXPO UK Limited 6600942 Electricity Supply 38 Threadneedle Street London EC2R 8AY Great Britain Barbican Power Limited 08474516 Electricity Supply 8 Church Meadows Church Lane Toddington Cheltenham Gloucestershire GL54 5DB Great Britain Bayswater Energy Limited 8246680 Electricity Supply 1 Minster Court Tuscam Way Camberley Surrey GU15 3YY Great Britain Better Energy Supply Limited 7176401 Electricity Supply 68 Musters Road West Bridgford Nottingham NG2 7PR Great Britain BizzEnergy Limited 3961223 Electricity Supply c/o KPMG LLP One Snowhill Snow Hill Queensway Birmingham B4 6GH Great Britain British Gas Trading Limited 3078711 Electricity Supply Millstream Maidenhead Road Windsor Berkshire SL4 5GD Great Britain Supply Limited 08053154 Electricity Supply 20 Colmore Circus Queensway Birmingham B4 6AT Great Britain Co-Operative Energy Limited 6993470 Electricity Supply Co-operative House Warwick Technology Park Gallows Hill Warwick Warwickshire CV34 6DA Great Britain Coulomb Energy Supply Limited 7488842 Electricity Supply PX House Westpoint Road Stockton-on-Tees Cleveland TS17 6BF United Kingdom Crown Oil Limited 1315556 Electricity Supply The Oil Centre Bury New Road Heap Bridge Bury BL9 7HY Great Britain Dong Energy Power Sales UK Limited 7489052 Electricity Supply 1-3 The Strand London WC2N 5EJ United Kingdom Donnington Energy Limited 7109298 Electricity Supply Lambourne House 311-321 Banbury Road, Oxford OX2 7JH, United Kingdon E.ON Energy Solutions Limited 3407430 Electricity Supply Westwood Way Westwood Business Park Coventry CV4 8LG Great Britain Economy Energy Trading Limited 07513319 Electricity Supply Rapide House Siskin Parkway West Coventry Warwickshire CV3 4PB Great Britain Economy Power Limited 3385578 Electricity Supply Westwood Way Westwood Business Park Coventry CV4 8LG Great Britain EDF Energy Customers Plc 2228297 Electricity Supply 40 Grosvenor Place Victoria London SW1X 7EN Great Britain Electricity Plus Supply Limited 5199936 Electricity Supply Network HQ 333 Edgware Road London NW9 6TD Great Britain Emexconsult Limited NI 614354 Electricity Supply 5 Loughanlea Lane Ballycarry Carrickfergus County Antrim BT38 9JQ Great Britain Energy COOP Limited 07027177 Electricity Supply Co-operative House Warwick Technology Park Gallows Hill Warwick Warwickshire CV34 6DA United Kingdom Europa Energy Supply Limited 08053212 Electricity Supply Arkwright House 2 Arkwright Court Commercial Road Darwen Lancashire BB3 0FG United Kingdom Farmoor Energy Limited 7111074 Electricity Supply Lambourne House 311-321 Banbury Road Oxford OX2 7JH United Kingdom First Utility Limited 5070887 Electricity Supply Point 3 Opus 40 Business Park Haywood Road Warwick CV34 5AH United Kingdom FIT Energy Supply Limited 7741990 Electricity Supply 19 Red Lodge Road Bexley Kent DA5 2JW Great Britain Flow Energy Limited 7489062 Electricity Supply Felaw Maltings Ground Floor 48 Felaw Street Ipswich IP2 8PN United Kingdom Ganymede Energy Supply Limited 08053210 Electricity Supply Alliance House Clayton Green Business Park Library Road Clayton-le Woods Chorley PR6 7EN Great Britain Limited 3899612 Electricity Supply Monkton Reach Monkton Hill Chippenham SN15 1EE Great Britain Green Energy Limited 7109264 Electricity Supply Black Swan House 23 Baldock Street Ware Hertfordshire SG12 9DH Great Britain Haven Power Limited 5893966 Electricity Supply Drax Power Station Selby North Yorkshire YO8 8PH Great Britain Holborn Energy Limited 8246795 Electricity Supply 8 Church Meadows Toddington Cheltenham Gloucestershire GL54 5DB Great Britain Home Counties Energy Plc 06811261 Electricity Supply 166 Stanley Road Teddington Middlesex TW11 8UD United Kingdom Hudson Energy Supply UK Limited 7489042 Electricity Supply 17 Hanover Square Fasken Martineau LLP London W1S 1HU Great Britain I Supply Electricity 2 Limited 07545427 Electricity Supply c/o Gilmond Consulting Richmond House Yelverton Road Bournemouth Dorset BH1 1DA Great Britain I Supply Electricity 3 Limited 07545410 Electricity Supply c/o Gilmond Consulting Richmond House Yelverton Road Bournemouth Dorset BH1 1DA Great Britain I Supply Electricity Limited 07545321 Electricity Supply c/o Gilmond Consulting Richmond House Yelverton Road Bournemouth Dorset BH1 1DA Great Britain I Supply Energy Limited 06053905 Electricity Supply 37 Commercial Road Poole Dorset BH14 0HU Great Britain I.C.S. 1989 Limited 2393007 Electricity Supply 1 Minster Court Tuscam Way Camberley Surrey GU15 3YY Great Britain Jetstream Energy Supply Limited 8500923 Electricity Supply Alliance House Clayton Green Business Park Library Road Clayton-le Woods Chorley PR6 7EN Great Britain KAL-Energy Limited 8205335 Electricity Supply 39-43 Bridge Street Mexborough South Yorkshire S64 8AP Great Britain Kensington Power Limited 8246810 Electricity Supply 8 Church Meadows Toddington Cheltenham Gloucestershire GL54 5DB Great Britain Krave Management Limited 8358816 Electricity Supply Eaton House Station road Guiseley Leeds LS20 8BX Great Britain Lightning Energy Supply Company Limited 8500792 Electricity Supply Alliance House Clayton Green Business Park Library Road Clayton-le Woods Chorley PR6 7EN Great Britain Lorimer Power Limited 8520118 Electricity Supply 4 Beech Avenue Worcester WR3 8PZ Great Britain GNERGY Limited 06993060 Electricity Supply 119 Wren Way Farnborough Hampshire GU14 8TA United Kingdom Marble Power Limited 08474535 Electricity Supply 8 Church Meadows Church Lane Toddington Cheltenham Gloucestershire GL54 5DB Great Britain Nationwide Electricity Limited 6735712 Electricity Supply Unit One, Maple Court Maple Road Tankersley Barnsley South Yorkshire S75 3DP Great Britain Neas Energy Limited 06993636 Electricity Supply 35 Catherine Place London SW1E 6DY United Kingdom Npower Direct Limited 3782443 Electricity Supply Windmill Hill Business Park Whitehill Way Wiltshire SN5 6PB Great Britain Npower Limited 3653277 Electricity Supply Windmill Hill Business Park Whitehill Way Wiltshire SN5 6PB Great Britain Npower Northern Limited 3432100 Electricity Supply Windmill Hill Business Park Whitehill Way Wiltshire SN5 6PB Great Britain Npower Northern Supply Limited 2845740 Electricity Supply Windmill Hill Business Park Whitehill Way Wiltshire SN5 6PB Great Britain Npower Yorkshire Limited 3937808 Electricity Supply Windmill Hill Business Park Whitehill Way Wiltshire SN5 6PB Great Britain Npower Yorkshire Supply Limited 4212116 Electricity Supply Windmill Hill Business Park Whitehill Way Wiltshire SN5 6PB Great Britain Addito Supply Limited 08053202 Electricity Supply 1 America Square Crosswall London EC3N 2SG Great Britain Open4Energy Limited 04411434 Electricity Supply 8 Forty Green Drive Marlow Buckinghamshire SL7 2JY Great Britain (Corporate) Limited 05199937 Electricity Supply c/o Opus Energy Lambourne House 311-321 Banbury Road Summertown Oxford OX2 7JH United Kingdon Opus Energy Limited 4382246 Electricity Supply c/o Opus Energy Lambourne House 311-321 Banbury Road Summertown Oxford OX2 7JH United Kingdon Opus Energy Renewables Limited 7126582 Electricity Supply Lambourne House 311-321 Banbury Road Summertown Oxford OX2 7JH United Kingdon OVO Electricity Limited 06858121 Electricity Supply Wellington House Kemble Enterprise Park Kemble Cirencester Gloucestershire GL7 6BQ Great Britain Paddington Power Limited 08469701 Electricity Supply 8 Church Meadows Church Lane Toddington Cheltenham Gloucestershire GL54 5DB Great Britain Pan-Utility Limited 5000782 Electricity Supply Phoenix House Desborough Park Road High Wycombe Buckinghamshire HP12 3BQ Great Britain R Electrics Limited 7403902 Electricity Supply Onega House 112 Main Road Sidcup Kent DA14 6NE Great Britain Regent Power Limited 08469555 Electricity Supply 8 Church Meadows Church Lane Toddington Cheltenham Gloucestershire GL54 5DB Great Britain Reuben Power Supply Limited 05857437 Electricity Supply Level 5 2 More London Riverside London SE1 2AP Great Britain Scottish Power Energy Retail Limited SC190287 Electricity Supply 1 Atlantic Quay Robertson Street Glasgow G2 8SP Great Britain SEEBOARD Energy Limited 3043088 Electricity Supply 40 Grosvenor Place Victoria London SW1X 7EN Great Britain Simply Electricity Limited 07545420 Electricity Supply c/o Gilmond Consulting Richmond House Yelverton Road Bournemouth Dorset BH1 1DA Great Britain Sirocco Energy Supply Limited 8500717 Electricity Supply Alliance House Clayton Green Business Park Library Road Clayton-le Woods Chorley PR6 7EN Great Britain Smart Electricity Limited SC281468 Electricity Supply Suite 25 Ladyburn Business Centre Pottery Street Greenock Renfrewshire PA15 2UH United Kingdom South Wales Electricity Limited 4094263 Electricity Supply 55 Vastern Road Reading RG1 8BU Great Britain Spark Energy Supply Limited 05857467 Electricity Supply Regent House 316 Beulah Hill Upper Norwood London SE19 3HF Great Britain SSE Energy Supply Limited 3757502 Electricity Supply 55 Vastern Road Reading RG1 8BU Great Britain Supply Energy Limited 7243637 Electricity Supply C/O Gilmond Consulting Richmond House Richmond Hill Bournemouth BH2 6EQ Great Britain Symbio Energy LLP OC375128 Electricity Supply Westbury House 23-25 Bridge Street Pinner Middlesex HA5 3HR Great Britain The Renewable Energy Company Limited 3043412 Electricity Supply Unicorn House 7 Russell Street Stroud Gloucestershire GL5 3AX Great Britain UK Healthcare Corporation Limited 4398605 Electricity Supply Portland Buildings 127-129 Portland Street Manchester M1 4PZ Great Britain Utilita Energy Limited 4849181 Electricity Supply Secure House Moorside Road Winchester Hampshire SO23 7RX Great Britain

Non Domestic

Abacus Financial Limited 05301473 Electricity Supply Quadrant House Floor 6 4 Thomas More Square London E1W 1YW, Great Britain AMRECS LLC 27-0858771 Electricity Supply 44 Wall Street 12th Floor New York NY 10005 USA BES Commercial Electricity Limited 06882734 Electricity Supply Parkside Stand Fleetwood Town Football Club Park Avenue Fleetwood FY7 6TX United Kingdom Better Business Energy Limited 06947076 Electricity Supply Unit 18 The Bridge Business Centre Beresford Way Chesterfield Derbyshire S41 9FG Great Britain Blizzard Utilities Limited 05962917 Electricity Supply Swan Court Waterhouse Street Hemel Hempstead Hertforshire HP1 1DS Great Britain BP Energy Europe Limited SC107896 Electricity Supply 1 Wellheads Avenue Dyce Aberdeen AB21 7PB Great Britain Brilliant Energy Limited 07283391 Electricity Supply c/o Callax Limited Level 7, Tower 42 25 Old Broad Street London EC2N 1HN United Kingdom British Energy Direct Limited 04935015 Electricity Supply Barnett Way Barnwood Gloucester GL4 3RS Great Britain Dual Energy Direct Limited 06468946 Electricity Supply Premium House The Esplanade Worthing West Sussex BN11 2BJ Great Britain E.ON UK Plc 2366970 Electricity Supply Westwood Way Westwood Business Park Coventry CV4 8LG Great Britain Eco Green Management Limited 6957198 Electricity Supply Airedale House 423 Kirkstall Road Leeds LS4 2EW Great Britain Ecotrade Solutions Limited 4200152 Electricity Supply Premier House 112 Station Road Edgware Middlesex HA8 &BJ Great Britain Electricity Direct (UK) Limited 3174056 Electricity Supply Millstream Maidenhead Road Windsor Berkshire SL4 5GD Great Britain Eneco Energy Trade BV 30167836 Electricity Supply Rivium Quadrant 75 Capelle a/d Ijssel 2909LC The Netherlands Energy Data Company Limited 4741972 Electricity Supply Hurst House 131-133 New London Road Chelmsford Essex CM2 0QT Great Britain EPG Energy Limited 06616147 Electricity Supply Hurst House 131-133 New London Road Chelmsford Essex CM2 0QT Great Britain ETUL Limited 7489031 Electricity Supply 22 The Ropewalk Nottingham Nottinghamshire NG1 5DT United Kingdom F & S Energy Limited 7524841 Electricity Supply 23 Oliver House Hall Street Chelmsford Essex CM2 0HG Great Britain Gazprom Marketing & Trading Retail Limited 03904624 Electricity Supply 20 Triton Street London NW1 3BF Great Britain GDF Suez Marketing Limited 4236804 Electricity Supply No 1 Leeds 26 Whitehall Road Leeds LS12, 1BE United Kingdom VPI Immingham LLP OC300980 Electricity Supply Belgrave House 76 Buckingham Palace Road London SW1W 9TQ Great Britain IPM Energy Retail Limited 6054816 Electricity Supply No 1 Leeds 26 Whitehall Road Leeds LS12, 1BE United Kingdom Lourdes Associates Limited 5943708 Electricity Supply 25 Maney Corner Sutton Coldfield West Midlands B72 1QL United Kingdom MA Energy Limited 06541758 Electricity Supply 118-120 Meridian Place London E14 9FE Great Britain Morgan Stanley Capital Group Inc 2028833 Electricity Supply The Corporation Trust Company The Corporation Trust Centre 1209 Orange Street Wilmington DE 19801 USA Nordjysk Elhandel A/S DK - 20293195 Electricity Supply Skelagervej 1 9000 Aalborg Denmark Power4All Limited 6222064 Electricity Supply Legal Department Asda House Southbank Great Wilson Street Leeds West Yorkshire LS11 5AD Great Britain S. C. Isramart SRL RO 25620601 Electricity Supply Str. Carpatilor No 55 Bl. D19 Sc.B, Ap.11 500269 Brasov Brasov Romania SmartestEnergy Limited 3994598 Electricity Supply Dashwood House 69 Old Broad Street London EC2M 1QS Great Britain Statkraft Markets GmbH HRB 58414 Electricity Supply Derendorfer Allee 2a 40476 Dusseldorf Germany Team Gas and Electricity Limited 4472260 Electricity Supply Derry Lodge 37 Leeds Road Harrogate HG2 8AY United Kingdom The Nuclear Decommissioning Authority Electricity Supply Herdus House Westlakes Science and Technology Park Moor Row Cumbria CA24 3HU Great Britain Total Gas & Power Limited 2172239 Electricity Supply 10 Upper Bank Street Canary Wharf London E14 5BF Great Britain Tradelink Solutions Limited 3017466 Electricity Supply Barkhill House Shire Lane Chorleywood Rickmansworth Herts WD3 5NT Great Britain Universal Bioenergy Limited 06127521 Electricity Supply 117 Dartford Road Dartford Kent DA1 3EN Great Britain Utility Partnership Limited 3197379 Electricity Supply Prennau House Copse Walk Cardiff Gate Business Park Cardiff CF23 8XH Great Britain Uttily plc 7471188 Electricity Supply 118 Piccadilly Mayfair London W1J 7NW United Kingdom Wilton Energy Limited 4557531 Electricity Supply Sembcorp UK Headquarters Wilton International Middlesbrough Cleveland TS90 8WS Great Britain Winnington Networks Limited 5808052 Electricity Supply 570 - 572 Etruria Road Newcastle-under-Lyme Staffordshire ST5 0SU Great Britain

* Supply licences marked in red are site specific, all other supply licences are GB wide

Last updated 4 Sept 2013 04:00:00 PM