| Firma | Website |
| A2A S.p.A. | www.a2a.eu |
| ACS Plyn s.r.o | www.acsplyn.com |
| Adler Energy GmbH | www.adlerenergy.at |
| Adriaplin d.o.o. | www.adriaplin.si |
| AGT GmbH | |
| AIK Energy GmbH | |
| AIK ENERGY ROMANIA S.R.L. | |
| Allianz Energie AG | www.allianzenergie.com |
| Allianz Energy Bulgaria LLC | www.allianz-energy.eu |
| ALPES HANDELS GmbH | www.alpes-handels.at |
| Alpiq AG | www.alpiq.com |
| Alpiq Energie Italia S.p.A. | www.alpiq.it |
| Alpiq Energy SE | www.alpiq.com |
| Alwado Energy GmbH | |
| ANTRA GmbH | www.antragas.com |
| AOT Energy Switzerland AG | www.aotenergy.com |
| ASGM Austrian Strategic Gas Storage Management GmbH | www.asgm.at |
| AVIA Energy Austria GmbH | www.avia.at |
| Axpo Austria GmbH | www.axpo.com |
| Axpo Bulgaria EAD | www.axpo.com/... |
| Axpo Solutions AG | www.axpo.com |
| A&W Handels GmbH | |
| A/S Global Risk Management Holding Ltd | www.global-riskmanagement.com |
| Bacsalmasi Agraripari Zrt. | www.bacsagrip.hu |
| Bayerngas GmbH | www.bayerngas.de |
| BASIS Trade AG | www.basis-trade.com |
| BC-Energiakereskedö Kft. | www.bcenergia.com |
| Bayerngas Energy GmbH | www.bayerngas-energy.de |
| Bluenenergy Group S.p.A. | www.bluenergygroup.it |
| BNP Paribas | www.bnpparibas.co.uk |
| BP Commodity Supply B.V. | www.bp.com |
| Brightfield Trading BV (Rabo Bank) | www.rabobank.com |
| Broadwater Energy Ltd | www.broadwaterenergy.co.uk |
| Castleton Commodities Merchant Europe Sarl | www.cci.com |
| Cenerg Europe AG | www.cenerg.ch |
| Centrex Europe Energy & Gas AG | |
| Centrex Italia S.p.A. | www.centrex.at/de/organismedetail7.asp |
| Ceská Plynárenská, a.s. | www.ceskaplynarenska.cz |
| Česká Regionální Energetika a. s. | https://www.cr-energetika.cz |
| CET Central Energy Trade GmbH | |
| ConocoPhillips (U.K.) Limited | www.conocophillips.co.uk/EN/Pages/index.aspx |
| Consorzio Toscana Energia S.p.A. | |
| Conte spol. s.ro.o | www.conte-energy.cz |
| Cooper Energy | https://cooperenergy.de/ |
| Corporation DAYUR Company | |
| CYEB GmbH | www.cyeb.at |
| Danske Commodities A/S | www.danskecommodities.com |
| Deutsche Bank AG | www.deutsche-bank.de |
| Duferco Energia S.p.A. | www.dufercoenergia.com |
| DTEK TRADING SA | trading.dtek.com |
| DXT Commodities SA | www.dxtcommodities.com |
| D.Trading International SA | www.d.trading |
| e&t Energie Handelsgeseellschaft m.b. | www.eundt.at |
| easy green energy GmbH & Co KG | www.easygreenenergy.at |
| EDF Trading Markets (Ireland) Limited | www.edftrading.com |
| EHA Energie-Handels-Gesellschaft | www.eha.net |
| EK Entwicklungsgesellschaft m.b.H. | |
| ehw Energiehandelsgesellschaft West | www.ehw-energie.de |
| Electrade SpA | www.electrade.it |
| Elektrizitätswerke Reutte AG | www.ewr-energie.com |
| EMEX Trade GmbH | |
| EMoGÁ Kft. | |
| ENERDEV Energy- Development GmbH | |
| Energetic Source SpA | www.energeticsource.com |
| Energi Danmark A/S | www.energidanmark.com |
| Energie AG Oberösterreich Vertrieb GmbH | powersolutions.energieag.at |
| Energie AG OÖ Trading GmbH | www.energieag.at |
| Energie Burgenland AG | www.energieburgenland.at |
| Energie Direct MineralölhandelsgesmbH | www.energiedirect.at |
| Energie Klagenfurt GmbH | www.energieklagenfurt.at |
| ENERGIEALLIANZ Austria GmbH | www.energieallianz.at |
| Energie Steiermark Business GmbH | www.e-steiermark.com |
| Energie Steiermark Kunden GmbH | www.e-steiermark.com |
| Energie Steiermark Natur GmbH | www.e-steiermark.com |
| Energo-Trade GmbH | www.energotradegas.com |
| ENET Energy SA | www.enetsa.ch |
| ENGIE Italia S.p.A | |
| ENGIE SA | www.engie.com |
| ENI Global Energy Markets S.p.A. | www.eni.com |
| Eni S.p.A. Divisione Gas & Power | www.eni.it/ |
| ENOI S.p.A. | |
| Enova s.r.l. | www.enova.it |
| Enstroga GmbH | www.enstroga.at |
| Envitra Energiehandel | www.envitra.at |
| E.ON Energie Österreich GmbH | https://www.eon.com/ |
| E.ON Energiakereskedelmi Kft. | www.eon.hu |
| EP Commodities, a.s. | www.epholding.cz |
| EQUINOR ASA | www.equinor.com |
| Erdgas Import Salzburg GmbH | www.erdgasimportsalzburg.at |
| ERU Europe GmbH | www.eru.com.ua |
| ES FOR IN S.E. | www.esforin.com |
| Estra Energie S.r.l. | www.estraspa.it |
| ETA energy GmbH | www.eta-energy.at |
| ETP Power Kft | |
| European Energy Pooling | www.europeanenergypooling.com |
| Europe Energy S.p.A. | www.europe-energy.it |
| eustream, a.s. | www.eustream.sk |
| EVN AG | www.evn.at |
| EVN Energievertrieb GmbH & Co KG | www.evn.at |
| Ezpada AG | www.ezpada.com |
| ExxonMobil Gas Marketing Europe Ltd. | |
| First Energy AG Niederlassung Österreich | www.firstenergy.ch |
| FISAR Handelsgesellschaft m.b.H. | |
| Forable s.r.o. | www.forable.net |
| Freepoint Commodities B.V. | www.freepoint.com |
| Fulminant Energie GmbH | www.fulminant-energie.de |
| GALA s.p.a. | www.galaenergia.it |
| Gas Natural Europe SAS | |
| Gasela GmbH | www.gasela.com |
| Gasela Mediterranean Ltd. | www.gasela.com.mt |
| gaSolutions GmbH | |
| Gas System GmbH | |
| Gazprom Marketing & Trading Switzerland AG | www.gazprom-mt.com |
| Gasversorgung Süddeutschland GmbH | www.gvs-erdgas.de |
| GAZEX Kft. | www.gaz-ex.eu |
| Gazprom Austria GmbH | keine Internetseite |
| Gazprom Schweiz AG | www.gazprom-schweiz.ch |
| Gazprombank (Schweiz) AG | www.gazprombank.ch |
| GDF SUEZ Gasvertrieb GmbH | www.gdfsuez.com |
| GEN-I Vienna GmbH | www.gen-i.si |
| GEN-I, trgovanje in prodaja elktricne | www.gen-i.si |
| Global NRG ROM Srl. | www.globalnrg.hu |
| Global NRG Zrt. | www.globalnrg.hu |
| Global NRG Zrt. | www.globalnrg.hu |
| goldgas GmbH | www.goldgas.at |
| GOG Energy Kft | |
| GPB-FINANCIAL SERVICES LTD | www.gpbfs.com.cy |
| GREEN LEAF INVESTMENTS KFT | www.greenleafinvestmentsKFT.com |
| Green Grid SRL | www.green-grid.ro |
| Greenhouse Power GmbH | www.greenhousepower.at |
| GRITTI ENERGIA S.R.L. | www.grittienergia.it |
| Group Mineralix Kft | www.groupmineralixkft.eu |
| Grünwelt Energie GmbH | www.gruenwelt.at |
| GULANS ENERGY s.r.o | www.gulansenergy.cz |
| Gunvor International B.V. Geneva Bran | www.gunvorgroup.com |
| Gutmann GmbH | www.gutmann.cc |
| Habau Hoch- und Tiefbaugesellschaft | www.habau.at |
| Hamburger Rieger GmbH & Co. KG | |
| Helios Energy EM AG | |
| HG Trading GmbH | www.hgtrading.at |
| Holding Slovenske Elektrarne d.o.o | www.hse.si |
| Hoos Handels GmbH | www.zaren-quality.com |
| Hrvatska elektroprivreda d.d. | www.hep.hr |
| Hycori GmbH | www.hycori.eu |
| Hyper Energy Zrt | www.hyperenergy.eu |
| illwerke vkw AG | www.illwerkevkw.at |
| INCERGO d.o.o. | |
| In Commodities A/S | www.incommodities.com |
| INKOR TRADING LIMITED | |
| Ipek SA | http://ipek-sa.com |
| International Business Associates Ltd. | |
| Iren Mercato Spa | www.irenlucegas.it |
| ISG Investment Synergy Group GmbH | www.isgsec.com |
| Italtrading S.p.A. | www.ital-trading.com |
| IUGAS GmbH | |
| JAS Budapest Zrt. | www.jas.hu |
| KELAG Energie & Wärme GmbH | www.kew.at |
| Kepler Energy Trading SA | www.keplertrading.ch |
| Keroleum Befektetési és Kereskedelmi Kft. | www.keroleum.hu |
| Keynergy Ltd_Kouros Invest | www.kouros-investment.com |
| Koch Supply and Trading Sárl | www.ksandt.com |
| LA Kraftanlage GmbH | Internetseite in Arbeit |
| Laakirchen Papier AG | www.heinzelpaper.com |
| LCG Energy GmbH | www.lcg-energy.de |
| Leu Energie Austria GmbH | www.leu-energie.at |
| Linz Gas Vertrieb GmbH & Co KG | |
| Linz Strom GmbH | www.linzag.at |
| LITASCO SA | www.litasco.com |
| LTC Financial Limited | |
| Lumius, spol. s.r.o. | www.lumius.cz |
| Macquarie Bank Limited | www.macquarie.com |
| Macquarie Bank International Limited London | www.macquarie.com |
| MACQUARIE PRODUCTS (IRELAND) LIMITED | keine Website |
| Magyar Földgázkereskedö Zrt | www.magyarfoldgazkereskedo.hu |
| MAINGAU Energie GmbH | www.maingau-energie.de |
| Mandarax S.R.O | www.mandarax.eu |
| Mandarax Trade SRL | |
| Manonn, a.s | |
| MAVEG Industrieausrüstungen GmbH | www.maveg-gmbh.de |
| MAXENERGY Austria Handels GmbH | www.maxenergy.at |
| McGas GmbH | www.mc-gas.at |
| Mercuria Energy Trading S.A. | www.mercuria.com |
| METANERGIA S.p.A | www.metaenergia.it |
| MET Austria Energy Trade GmbH | www.met.com |
| MET Central and Eastern Europe AG | www.met.com |
| MET International AG | www.met.com |
| MET Magyaroszág Zrt. (MET Hungary Energy Trade Private Limited...) | www.met.com |
| MFT Energy A/S | |
| MFGK Austria GmbH | www.mfgka.at |
| Milleyson Holdings Kft. | keine Website |
| MND a.s. | www.mnd.eu |
| MOL Commodity Trading | www.molgroup.info/en/ |
| Montana Energie-Handel AT GmbH | www.montanagas.at |
| Morgan Stanley Capital Group Inc. | www.morganstanley.com |
| Münzer Bioindustrie GmbH | https://www.muenzer.at/de/ |
| My Electric | www.myelectric.at |
| Nafta-Gaz Trading Ltd. | www.ngtrading.ch |
| Naftogaz Slovakia s. r. o. | www.naftogaz.com |
| Naftogazvydobuvannya PJSC | https://oilandgas.dtek.com/en/ |
| Neas Energy | www.neasenergy.com |
| NEDENERGA Nederlands Energie Adviesbureau N.V. | www.nedenerga.com |
| Net4Gas s.r.o. | www.net4gas.cz |
| Nexen Energy Marketing London Ltd. | www.nexeninc.com |
| Nitor Energy A/S | www.nitorenergy.com |
| Nitrofer SARL | www.nitrofer.com |
| Nitrogénmüvek Zrt. | www.nitrogen.hu |
| NKM Földgázszolgáltató Zrt. | www.nkmfoldgaz.com |
| Noble Clean Fuels Limited | Internetseite in Arbeit |
| NOMEX d.o.o | |
| Norske Skog Bruck GmbH | www.norskeskog.com |
| NRG Services GmbH | |
| oekostrom GmbH | www.oekostrom.at |
| Ompex AG | www.ompex.ch |
| OMV AG | www.omv.com |
| OMV Gas Marketing & Trading GmbH | www.omv.com |
| OMV Refining & Marketing GmbH | www.omv.com |
| ONICO Slovakia, s. r. o. | www.onico-energia.pl |
| Österreichischer Verband für Flüssiggas | www.fluessiggas.net |
| Penmex International KFT | www.penmex.hu |
| PGNiG Sales & Trading GmbH | www.pst-energie.com |
| Plus Energy Point SRL | www.plusenergypoint.ro |
| PowerMart ApS | https://www.powermart.eu/about/ |
| PPD Global SA | www.ppd-global.com |
| Proenergy d.o.o. | www.proenergy.eu/hr |
| Prometheus Energy s.r.o. | www.prometheusenergy.sk |
| PST Europe Sales GmbH, Niederlassung Salzburg | www.energie-pst.at |
| redgas GmbH | www.redgas.at |
| Regionalwerk Bodensee GmbH & Co KG | www.rw-bodensee.de |
| Repower AG | keine Website |
| Rohöl-Aufsuchungs AG | www.rohoel.at |
| Rusgeokom BG EAD | www.overgas.bg |
| RWE Supply & Trading | www.rwe.com |
| Sania Power AG | www.sania-power.com |
| SALZBURG AG für Energie, Verkehr und | www.salzburg-ag.at |
| Sangaz Trading AG | |
| Scholt Energy Control GmbH | www.scholt.at |
| Scholt Energy Control GmbH | www.scholt.at |
| Secenergy Hungary Kft. | www.secenergy.eu |
| Shanfari Gaz Ltd | www.scholt.nl |
| Scholt Energy Trading B.V. | www.shell.com |
| Shell Energy Europe Ltd. | www.shell.com |
| schlaustrom GmbH | www.schlaustrom.at |
| Slovakia Gas a.s | www.slovakiagas.eu |
| Slovensky plynarensky priemysel, a.s. | www.spp.sk |
| SOCAR Trading Gas & Power SARL | www.socartradino.com |
| Société Générale | www.socgen.com |
| Solstar Limited | www.solstar.ie |
| Somos (Switzerland) Sàrl | www.somos-swiss.com |
| Spigas S.r.l. | www.spigas.com |
| Stadtwerke Augsburg Energie GmbH | www.sw-augsburg.de |
| Stadtwerke Bietigheim-Bissingen GmbH | www.sw-bb.de |
| Stadtwerke Klagenfurt AG | www.stw.at |
| Stadtwerke MüllheimStaufen GmbH | www.alemannenenergie.de |
| STURM Energie GmbH | www.sturmenergie.at |
| Suissen AG | |
| Südwestdeutsche Stromhandels GmbH | www.suedweststrom.de |
| Switch Energievertriebsgesellschaft mb | www.switch.at |
| Synergia Group Kft. | www.synergiagroupkft.com |
| Terawatt International StromhandelgesmbH | www.terawatt.at/ |
| TIGÁZ | www.tigaz.hu |
| Tinmar Energy SA | |
| Tisza Erömü Kft | www.tiszapower.eu |
| TopEnergy Service GmbH | www.topenergy.at |
| TradexpoService s.r.o | http://tradexposervice.sk/ |
| Trafigura Nat Gas Limited | www.trafigura.com |
| Trafigura Trading (Europe) Sarl | |
| TrailStone GmbH | www.trailstonegroup.com |
| Doppler Gas GmbH alias "turmgas" | www.turmgas.at |
| Udinex Ltd. | www.udinex.com |
| Unifit Vertriebsges.m.b.H. | www.trafigura.com |
| Unigaz Gaz Sanayi ve Ticaret Anonim Sirketi | www.uni-gaz.com.tr |
| United Petroleum Trading Switzerland Sa | www.uptssa.ch |
| Urban Partner GmbH | |
| Uniper Global Commodities SE | www.uniper.energy |
| Utilita S.p.A. | www.utilita.com |
| Vectar trgovanje d.o.o. | www.vectar.si |
| VEMEX ENERGO s.r.o. | www.vemexenergo.sk |
| VEMEX s.r.o. | www.vemex.cz |
| Verbund AG | www.verbund.com |
| Verbund Trading AG | |
| Vitalis Handels GmbH | www.vitalis-austria.com |
| Vitol SA | www.vitol.com |
| Vivigas S.p.A. | www.vivienergia.it/ |
| VNG Austria GmbH | www.vng-austria.at |
| VNG Handel & Vertrieb GmbH | www.vng-handel.de |
| voestalpine Stahl GmbH | www.voestalpine-com/stahl |
| WATT PLUS SA | |
| Westwood Commodities GmbH | www.westwood-commodities.com |
| WIEE Hungary Kft. | www.wiee.hu |
| Wien Energie GmbH | www.wienenergie.at |
| WIEN ENERGIE Vertrieb GmbH & Co. KG | www.wienenergie.at |
| WINGAS GmbH | www.wingas.de |
| Worldenergy SA | |
| WPG LLC | www.wpgllc.eu |
| Youtrade S.p.A. | www.innowatio.it |
| ZANGAS CZ s.r.o | https://zangas.eu/ |
| ZaNGaS Hoch- und Tiefbau GmbH | |
| ZSE Energia, as | www.zse.sk |
