A Transmission System Operator (TSO) is an entity entrusted at a national or regional level with the transport of energy in the form of natural gas or electricity over a fixed infrastructure.

    Name Commodities Country
    1 50Hertz Transmission GmbH Power DE

    Heidestraße 2
    10557 Berlin
    Germany
    Phone: +49 30 5150-0
    http://www.50hertz.com/
    info@50hertz.com

    2 Amprion GmbH Power DE

    Rheinlanddamm 24
    44139 Dortmund
    Germany
    Phone: +49 231 / 438-23 63
    http://www.amprion.net/
    bilanzkreisdaten@amprion.net

    3 Austrian Power Grid AG (APG) Power AT

    Patrick Kauf
    Wagramer Straße 19
    1220 Vienna, IZD-Tower
    Austria
    Phone: +43 (0) 50 320 56577
    http://www.apg.at
    patrick.kauf@apg.at

    4 Borzen, operater trga z elektriko, d. o. o. Power SI

    Dunajska cesta 156
    SI-1000 Ljubljana
    Slovenia
    Phone: +386 1 620 7600
    Fax: +386 1 620 7601
    www.borzen.si
    info@borzen.si

    5 Central European Gas Hub AG Natural Gas / Natural Gas (GBP) AT

    Susanne Neunteufl
    Floridsdorfer Hauptstraße 1
    1210 Wien
    Austria
    susanne.neunteufl@gashub.at

    6 Eirgrid plc. Power IE

    160, Shelbourne Road - The Oval - D04 FW28
    Dublin
    Ireland
    Phone: +353 1 677 1700
    http://www.eirgridgroup.com/

    7 Elektromreža Srbije Power RS

    Kneza Miloša 11
    11000 Belgrade
    Serbia
    Phone: +38111 3330-700
    http://www.ems.rs
    kabinet@ems.rs

    8 ELES, d.o.o. Power SI

    ELES, d.o.o.
    Hajdrihova 2
    SI-1000 Ljubljana
    Slovenia
    Phone: +386 (0)1 474 30 00
    Fax: +386 (0)1 474 25 02
    info@eles.si

    9 ELEXON Power UK

    350 Euston Road
    NW1 3AW London
    United Kingdom
    Phone: 0870 010 6950
    http://www.elexon.co.uk/
    bscservicedesk@logica.com

    10 Elia System Operator SA Power BE

    Werner Dupont
    Boulevard de l'Empereur 20
    1000 Brussels
    Belgium
    Phone: +32 2 / 546-73 20
    http://www.elia.be
    werner.dupont@elia.be

    11 Enagás S.A Natural Gas / Natural Gas (GBP) ES

    Paseo de los Olmos 19
    28005 Madrid
    Spain
    Phone: +34 91 709 92 30
    https://www.enagas.es/portal/site/enagas
    contacta@enagas.es

    12 Energinet.dk Power, Natural Gas DK

    Christian Allan Rutherford
    Pederstrupvej 76
    DK-2750 Ballerup
    Denmark
    Phone: +45 2333 8908
    http://www.energinet.dk/
    cru@energinet.dk

    13 eSett Oy Power FI

    Läkkisepäntie 23
    00620 Helsinki
    Finland
    Phone: +358 10 5018500
    https://www.esett.com/
    settlement@esett.com

    14 Fingrid Oyj Power FI

    Läkkisepäntie 21
    00620 Helsinki
    Finland
    Phone: +358 30 395 5000
    https://www.fingrid.fi/en/
    settlement@esett.com

    15 Fluxys Natural Gas / Natural Gas (GBP) BE

    Werner Luyts
    Kunstlaan/Avenue des Arts 31
    1040 Brussels
    Belgium
    Phone: +32 2 282 67 70
    Fax: +32 2 282 02 39
    info.transport@fluxys.com

    16 Gas Transport Services B.V. Natural Gas / Natural Gas (GBP) NL

    Jan Egging
    Concourslaan 17
    9727 KC Groningen
    Netherlands
    Phone: +31 50 / 521-28 38
    http://www.gastransportservices.nl/
    info@gastransport.nl

    17 GRTgaz Natural Gas / Natural Gas (GBP) FR

    6 rue Raoul Nordling
    92270 Bois-Colombes
    France
    Phone: +33 1 / 55 66 40 00
    http://www.grtgaz.com/
    accueil-grtgaz@grtgaz.com

    18 MAVIR Magyar Power HU

    Krisztina Iványi
    Anikó utca 4
    1031 Budapest
    Hungary
    Phone: +36 1 / 304-1790
    Fax: +36 1 / 304-17 70
    http://www.mavir.hu/
    info@mavir.hu

    19 National Grid Natural Gas / Natural Gas (GBP) UK

    Gas Operations
    Warwick Technology Park, Gallows Hill
    CV34 6DA Warwick
    United Kingdom
    Phone: +44 1926 656 568
    http://www.nationalgrid.com/uk
    gasoperations.shipperliaison@uk.ngrid.com

    20 OTE, a.s. Power, Natural Gas CZ

    Sokolovská 192/79
    186 00 Praha 8 - Karlín
    Czech Republic
    Phone: +420 296 579 330
    http://https//www.ote-cr.cz
    poze@ote-cr.cz

    21 Polskie Sieci Elektroenergetyczne SA Power PL
    22 Réseau de transport d'électricité (RTE) Power FR

    Pierre Fontaine
    1, Terrasse Bellini - TSA 41000
    92919 Paris La Défense Cedex
    France
    Phone: +800 80 50 50 50
    http://www.rte-france.com/
    rte-hotline@rte-france.com

    23 Snam Rete Gas S.p.A. Natural Gas / Natural Gas (GBP) IT

    Piazza Santa Barbara, 7
    20097 San Donato Milanese
    Italy
    Phone: +39 02 3703 1
    Fax: +39 02 3703 9227
    www.snamretegas.it
    postmaster@snamretegas.it

    24 SONI Ltd. Power UK

    12, Manse Road - Co Antrim
    BT6 9RT Belfast
    United Kingdom
    Phone: +44 28 90794336
    http://www.soni.ltd.uk/
    info@soni.ltd.uk

    25 Statnett SF Power NO

    PB 4904 Nydalen
    0423 Oslo
    Norway
    Phone: +47 23 90 30 00
    Fax: +47 23 90 30 01
    http://www.statnett.no/en/
    firmapost@statnett.no

    26 Svenska Kraftnät Power SE

    P.O. Box 1200
    172 24 Sundbyberg
    Sweden
    Phone: +46 10-475 80 00
    Fax: +46 10-475 89 50
    https://www.svk.se/en/
    registrator@svk.se

    27 Swissgrid AG Power CH

    Dammstraße 3
    5070 Frick
    Switzerland
    Phone: +41 58 / 580-21 11
    https//www.swissgrid.ch
    info@swissgrid.ch

    28 TenneT TSO B.V. Power NL

    Utrechtseweg 310
    6800 AS Arnhem
    Netherlands
    Phone: +31 26 373 11 11
    www.tennet.eu
    tennet-operational-planning@tennet.eu

    29 TenneT TSO GmbH Power DE

    Bernecker Straße 70
    95448 Bayreuth
    Germany
    http://www.tennettso.de/
    bilanzkreis-eeg@tennet.eu

    30 Trading Hub Europe GmbH Natural Gas / Natural Gas (GBP) DE

    Gitta Helbig
    Kaiserswerther Straße 115
    40880 Ratingen
    Germany
    Phone: +49 30 / 36 42 89-614
    http://www.gaspool.de/
    gitta.helbiggaspool.de

    31 TransnetBW GmbH Power DE

    Kriegsbergstraße 32
    70174 Stuttgart
    Germany
    http://www.transnetbw.com/