| EUROGAS | 62 | 33 | €700,000/yr |
| Fortum Oyj | 61 | 31 | €600,000/yr |
| Repsol, S.A. | 61 | 44 | €800,000/yr |
| Ørsted A/S | 60 | 23 | €300,000/yr |
| Uniper | 59 | 17 | €900,000/yr |
| European Energy Forum | 58 | 15 | none reported |
| Bioenergy Europe | 57 | 44 | €300,000/yr |
| RWE AG | 57 | 19 | €1.8M/yr |
| SYNERGI | 56 | 22 | €100,000/yr |
| European Forum for Renewable Energy Sources | 55 | 14 | none reported |
| IBERDROLA | 53 | 27 | €400,000/yr |
| International Association of Oil & Gas Producers Europe | 53 | 32 | €1.0M/yr |
| Edison Spa | 52 | 27 | €300,000/yr |
| European Heat Pump Association | 52 | 31 | €800,000/yr |
| Shell Companies | 52 | 33 | €4.5M/yr |
| Siemens Energy AG | 52 | 33 | €2.0M/yr |
| European Network of Transmission System Operators for Electricity | 48 | 29 | €800,000/yr |
| smartEn Smart Energy Europe | 48 | 28 | €600,000/yr |
| Carbon Capture & Storage Association | 47 | 25 | €600,000/yr |
| European Biodiesel Board | 46 | 34 | €100,000/yr |
| TransnetBW GmbH | 46 | 12 | €200,000/yr |
| PGE Polska Grupa Energetyczna SA | 45 | 24 | €300,000/yr |
| Energiföretagen / Swedenergy | 43 | 13 | €200,000/yr |
| Orano | 43 | 24 | €600,000/yr |
| Forum Atomique Européen | 41 | 27 | €300,000/yr |
| Terna spa | 41 | 28 | €500,000/yr |
| Liquid Gas Europe | 38 | 30 | €300,000/yr |
| ENEDIS | 37 | 22 | €700,000/yr |
| Efficient Buildings Europe | 37 | 29 | €700,000/yr |
| Euroheat and Power | 37 | 21 | €700,000/yr |
| Solar Heat Europe | 36 | 23 | €50,000/yr |
| Veolia Environnement | 36 | 29 | €1.0M/yr |
| Gas Infrastructure Europe | 35 | 21 | €100,000/yr |
| MOL Hungarian Oil and Gas Company | 34 | 18 | €900,000/yr |
| REScoop.eu vzw | 34 | 22 | none reported |
| TenneT Holding B.V. | 34 | 13 | €700,000/yr |
| GE Vernova | 31 | 22 | €500,000/yr |
| Urenco | 30 | 23 | €10,000/yr |
| EU DSO Entity | 29 | 14 | €50,000/yr |
| European Alliance to Save Energy | 29 | 18 | €100,000/yr |
| The Coalition for Energy Savings | 29 | 17 | €200,000/yr |
| Vestas Wind Systems A/S | 29 | 24 | €100,000/yr |
| Fastned BV | 28 | 25 | €100,000/yr |
| RTE Réseau de transport d'électricité | 28 | 10 | €300,000/yr |
| VERBUND AG | 28 | 10 | €400,000/yr |
| European Geothermal Energy Council | 27 | 16 | €200,000/yr |
| European Solar Manufacturing Council | 27 | 22 | €50,000/yr |
| Offshore Norge | 27 | 23 | €200,000/yr |
| Österreichs E-Wirtschaft | 27 | 8 | €500,000/yr |
| Axpo Holding AG | 26 | 9 | €400,000/yr |
| European Producers Union of Renewable Ethanol | 25 | 22 | €400,000/yr |
| Gas Distributors for Sustainability | 25 | 18 | €10,000/yr |
| Ocean Energy Europe | 25 | 22 | €200,000/yr |
| 50Hertz Transmission GmbH | 24 | 9 | €200,000/yr |
| CEZ, a.s. | 24 | 13 | €400,000/yr |
| Elia Transmission Belgium | 24 | 14 | €200,000/yr |
| Fornybar Norge (Renewables Norway) | 24 | 18 | €100,000/yr |
| KIC InnoEnergy SE | 24 | 10 | €500,000/yr |
| Stadtwerke München GmbH | 24 | 13 | €200,000/yr |
| VNG AG | 23 | 6 | €100,000/yr |
| Equinor ASA | 22 | 21 | €2.5M/yr |
| European Federation of Local and Regional Energy Companies | 22 | 11 | €600,000/yr |
| Fusion Industry Association | 22 | 14 | €100,000/yr |
| Hitachi Energy | 22 | 17 | €1.0M/yr |
| Pohjolan Voima Oyj | 22 | 14 | €50,000/yr |
| Teollisuuden Voima Oyj | 22 | 11 | €100,000/yr |
| Europex - Association of European Energy Exchanges | 21 | 8 | €700,000/yr |
| Gasgrid Finland Oy | 21 | 17 | €50,000/yr |
| Verband der Deutschen Biokraftstoffindustrie | 21 | 10 | €200,000/yr |
| Energinet | 20 | 7 | none reported |
| Energy Storage Europe | 20 | 17 | €500,000/yr |
| EWE Aktiengesellschaft | 19 | 10 | €300,000/yr |
| STEAG GmbH | 19 | 9 | €50,000/yr |
| Snam S.p.A. | 19 | 17 | €200,000/yr |
| Thüga Aktiengesellschaft | 19 | 5 | €50,000/yr |
| Equilibre des Energies | 18 | 12 | €100,000/yr |
| KEMIJOKI OY | 18 | 11 | €100,000/yr |
| Innargi A/S | 17 | 12 | €10,000/yr |
| Meliore Foundation | 17 | 11 | none reported |
| NATURGY ENERGY GROUP | 17 | 9 | €100,000/yr |
| ORLEN S.A. | 17 | 12 | €2.2M/yr |
| The European Association for the Promotion of Cogeneration | 17 | 15 | €100,000/yr |
| UNION FRANCAISE DE L'ELECTRICITE - UFE | 17 | 11 | €200,000/yr |
| Bundesverband WindEnergie e.V. | 16 | 10 | €100,000/yr |
| CO2 Value Europe AISBL | 16 | 13 | €100,000/yr |
| Infinium Operations, LLC | 16 | 14 | €200,000/yr |
| Techem Energy Services GmbH | 16 | 7 | €200,000/yr |
| Confederation of European Waste-to-Energy Plants | 15 | 8 | €800,000/yr |
| E.DSO - European Distribution System Operators AISBL | 15 | 10 | €300,000/yr |
| European Energy Exchange AG | 15 | 7 | €600,000/yr |
| European Network of Transmission System Operators for Gas | 15 | 7 | €100,000/yr |
| Fluxys SA | 15 | 8 | €100,000/yr |
| Moeve | 15 | 13 | €400,000/yr |
| N.V. Nederlandse Gasunie | 15 | 7 | €200,000/yr |
| Stichting European Federation of Energy Traders (We operate under the name Energy Traders Europe) | 15 | 12 | €1.2M/yr |
| Vantaan Energia | 15 | 10 | €50,000/yr |
| Westenergy Oy | 15 | 12 | €50,000/yr |
| Wind Energy Ireland | 15 | 9 | €10,000/yr |
| Deutsche Unternehmensinitiative Energieeffizienz e.V. | 14 | 4 | none reported |
| Neova Oy | 14 | 8 | €200,000/yr |
| Statkraft AS | 14 | 12 | €50,000/yr |
| Stockholm Exergi | 14 | 9 | €100,000/yr |
| Breakthrough Energy | 13 | 10 | €100,000/yr |
| GASCADE Gastransport GmbH | 13 | 6 | €200,000/yr |
| Open Grid Europe GmbH | 13 | 5 | €500,000/yr |
| Primagaz | 13 | 13 | €10,000/yr |
| European Renewable Energies Federation asbl | 12 | 7 | €200,000/yr |
| Gas Grid Group AISBL | 12 | 4 | €500,000/yr |
| Northvolt | 12 | 12 | €100,000/yr |
| OMV Aktiengesellschaft | 12 | 9 | €400,000/yr |
| Polish Electricity Association | 12 | 10 | €500,000/yr |
| Power2X B.V. | 12 | 8 | €25,000/yr |
| Syndicat des Energies renouvelables | 12 | 7 | €10,000/yr |
| UNITI Bundesverband EnergieMittelstand e.V. | 12 | 7 | €400,000/yr |
| Wirtschaftsverband Fuels und Energie e. V. | 12 | 10 | €50,000/yr |
| Baker Hughes Holdings | 11 | 9 | €500,000/yr |
| Carbon Capture & Storage Europe | 11 | 11 | €300,000/yr |
| Caruna Networks Oy | 11 | 10 | €50,000/yr |
| Fossil Free Politics | 11 | 7 | none reported |
| France Hydrogène | 11 | 6 | €300,000/yr |
| GEODE - The voice of local energy distributors across Europe | 11 | 10 | €700,000/yr |
| Marvel Fusion GmbH | 11 | 8 | €50,000/yr |
| National Grid Commercial Holdings Limited | 11 | 8 | €300,000/yr |
| SolarEdge Technologies Inc | 11 | 10 | €50,000/yr |
| Steady Energy | 11 | 9 | €100,000/yr |
| Amprion GmbH | 10 | 3 | €500,000/yr |
| DCC Energy Ltd | 10 | 9 | €100,000/yr |
| EUTurbines | 10 | 8 | €300,000/yr |
| GAZ-SYSTEM S.A. | 10 | 6 | €100,000/yr |
| Gasum Plc | 10 | 9 | €10,000/yr |
| GravitHy | 10 | 8 | €50,000/yr |
| Notre Affaire à Tous | 10 | 2 | none reported |
| Razom We Stand | 10 | 7 | none reported |
| Technip Energies | 10 | 7 | €300,000/yr |
| Vulcan Energie Ressourcen | 10 | 9 | €100,000/yr |
| Albioma | 9 | 6 | €25,000/yr |
| Asociacion Española del Hidrogeno | 9 | 5 | €25,000/yr |
| Beyond Fossil Fuels | 9 | 7 | none reported |
| Drax Group plc | 9 | 9 | €900,000/yr |
| Energy Cities | 9 | 9 | €100,000/yr |
| Fingrid Oyj | 9 | 6 | €50,000/yr |
| Italgas | 9 | 9 | €100,000/yr |
| Lightsource bp | 9 | 9 | €50,000/yr |
| Nordenergi | 9 | 8 | €25,000/yr |
| Nordex SE | 9 | 9 | €300,000/yr |
| Offshore Wind Foundations Alliance | 9 | 7 | €100,000/yr |
| SOLAR IMPULSE FOUNDATION | 9 | 4 | none reported |
| WE WORLD – G.V.C. | 9 | 9 | none reported |
| Association Wind Ship | 8 | 5 | €25,000/yr |
| Bundesverband der Deutschen Heizungsindustrie e.V. | 8 | 7 | €100,000/yr |
| EirGrid Group plc | 8 | 3 | €100,000/yr |
| First Solar GmbH | 8 | 7 | €300,000/yr |
| Gas Networks Ireland | 8 | 6 | €100,000/yr |
| International Marine Contractors Association (IMCA) | 8 | 7 | €100,000/yr |
| NaTran | 8 | 5 | €100,000/yr |
| National Energy System Operator | 8 | 8 | €10,000/yr |
| Octopus Energy | 8 | 7 | €100,000/yr |
| SSE | 8 | 3 | €100,000/yr |
| Sympower B.V. | 8 | 5 | €100,000/yr |
| Verso Energy | 8 | 6 | €50,000/yr |
| Airborne Wind Europe | 7 | 6 | €200,000/yr |
| EEW Energy from Waste GmbH | 7 | 6 | €50,000/yr |
| Electricity Supply Board | 7 | 5 | €10,000/yr |
| Electrolysers for Europe | 7 | 6 | none reported |
| Energy Efficiency for Europe | 7 | 5 | €200,000/yr |
| EuropeOn | 7 | 5 | €100,000/yr |
| FEDERATIA PATRONALA A ENERGIEI | 7 | 7 | €10,000/yr |
| HEXANA | 7 | 5 | €10,000/yr |
| LG Energy Solution | 7 | 6 | €50,000/yr |
| Nadara | 7 | 7 | €25,000/yr |
| PPC - Public Power Corporation | 7 | 4 | €400,000/yr |
| Raízen SA | 7 | 6 | €100,000/yr |
| Renewables Grid Initiative e.V. | 7 | 6 | none reported |
| SOLAR MATERIALS GmbH | 7 | 7 | €50,000/yr |
| SQM Europe N.V. | 7 | 7 | €400,000/yr |
| Solar Foods Oy | 7 | 5 | €10,000/yr |
| Stichting European Initiative for Energy Security | 7 | 7 | none reported |
| Sunfire GmbH | 7 | 7 | €100,000/yr |
| TotalEnergies Corbion B.V. | 7 | 7 | €50,000/yr |
| Utilitalia, Imprese Acqua Ambiente Energia | 7 | 6 | €300,000/yr |
| Advanced Woody Biomass Alliance (formerly US Industrial Pellet Association) | 6 | 5 | €300,000/yr |
| Alfa Laval Corporate AB | 6 | 4 | €10,000/yr |
| Associazione fra le società italiane per azioni | 6 | 6 | €100,000/yr |
| Bundesverband Bioenergie e.V. | 6 | 6 | €25,000/yr |
| Calogena | 6 | 6 | €10,000/yr |
| ENERTRAG | 6 | 2 | €100,000/yr |
| EUGINE - European Engine Power Plants Association | 6 | 4 | €200,000/yr |
| EVN AG | 6 | 3 | €100,000/yr |
| Enpal B.V. | 6 | 6 | €50,000/yr |
| European Association for Coal and Lignite | 6 | 5 | €100,000/yr |
| Everllence SE | 6 | 6 | €25,000/yr |
| Groupement des Industriels Français de l'Energie Nucléaire | 6 | 3 | €100,000/yr |
| OG Clean Fuels B.V. | 6 | 5 | €100,000/yr |
| Sungrow Power Supply co. ltd | 6 | 5 | €600,000/yr |
| Vlaams - Europees verbindingsagentschap | 6 | 3 | none reported |
| ASOCIACIÓN EMPRESARIAL EÓLICA | 5 | 5 | €50,000/yr |
| Arcadium Lithium PLC | 5 | 5 | €100,000/yr |
| Bioenergia ry - Bioenergy Association of Finland | 5 | 4 | €900,000/yr |
| Carbo Culture | 5 | 5 | €25,000/yr |
| Council of European Energy Regulators | 5 | 5 | none reported |
| ENERCLUSTER | 5 | 5 | €10,000/yr |
| EWABA | 5 | 5 | €500,000/yr |
| Elettricità Futura | 5 | 3 | €400,000/yr |
| European Association for Energy and Water Data Management | 5 | 2 | €500,000/yr |
| European Network of Network Operators for Hydrogen (ENNOH) | 5 | 4 | none reported |
| Eurowind Energy A/S | 5 | 4 | €25,000/yr |
| Federation of European Tank Storage Associations | 5 | 5 | €300,000/yr |
| Form Energy, Inc. | 5 | 4 | €100,000/yr |
| GA Drilling | 5 | 1 | €10,000/yr |
| Iridium Communications Inc. | 5 | 4 | €50,000/yr |
| MB Energy Holding GmbH & Co.KG | 5 | 3 | €50,000/yr |
| MVM Energetika Ltd. | 5 | 3 | €100,000/yr |
| MVV Energie AG | 5 | 2 | €25,000/yr |
| NAAREA | 5 | 2 | €25,000/yr |
| Novana Oy | 5 | 5 | €10,000/yr |
| Novatron Fusion Group AB | 5 | 3 | €200,000/yr |
| Proxima Fusion | 5 | 3 | €100,000/yr |
| ReCommon ETS | 5 | 4 | none reported |
| Redeia | 5 | 5 | €50,000/yr |
| Resource Justice Network | 5 | 5 | none reported |
| Sonnedix Power Holdings Ltd | 5 | 5 | €50,000/yr |
| Suomen sähkönkäyttäjät ry (Association of Energy Users in Finland) | 5 | 3 | €100,000/yr |
| Symbio SAS | 5 | 3 | €25,000/yr |
| The European Liquid Heating Fuels Association | 5 | 5 | €100,000/yr |
| The Regulatory Assistance Project | 5 | 5 | none reported |
| The Voice of Europe's Independent Energy and Mobility Suppliers | 5 | 4 | €300,000/yr |
| Tree Energy Solutions BV | 5 | 4 | €25,000/yr |
| Trianel GmbH | 5 | 4 | €50,000/yr |
| ARVERNE | 4 | 3 | €10,000/yr |
| Alquion | 4 | 2 | €10,000/yr |
| Associazione Nazionale Industriali Gas | 4 | 2 | €50,000/yr |
| BP p.l.c. | 4 | 4 | €2.0M/yr |
| Czech Hydrogen Technology Platform | 4 | 2 | €50,000/yr |
| DR4EU | 4 | 4 | €25,000/yr |
| Die Gas- und Wasserstoffwirtschaft e.V. | 4 | 2 | €10,000/yr |
| EDP SA | 4 | 3 | €100,000/yr |
| EUREC - The association of European Renewable Energy Research Centres | 4 | 4 | €10,000/yr |
| EUROPA-LINK Development GmbH | 4 | 3 | €10,000/yr |
| Energy Drinks Europe | 4 | 4 | €25,000/yr |
| Energy Storage Coalition | 4 | 4 | none reported |
| European Federation of Agencies and Regions for Energy and Environment | 4 | 4 | €50,000/yr |
| European Fusion Association | 4 | 3 | €50,000/yr |
| European Suppliers of Waste-to-Energy Technology | 4 | 3 | €500,000/yr |
| FEDERMETANO | 4 | 4 | €10,000/yr |
| Floene Energias S.A. | 4 | 3 | €100,000/yr |
| Gevo | 4 | 4 | €100,000/yr |
| HYDROGEN EUROPE RESEARCH | 4 | 2 | €600,000/yr |
| Holmen AB | 4 | 2 | €10,000/yr |
| Ingeteam, S.A | 4 | 4 | €300,000/yr |
| Istituto Nazionale di Fisica Nucleare | 4 | 3 | none reported |
| Kestrel Energy Storage Designated Activity Company | 4 | 4 | €25,000/yr |
| LanzaTech EU B.V | 4 | 3 | €50,000/yr |
| Lhyfe | 4 | 4 | €25,000/yr |
| Ming Yang European Business & Engineering Center GmbH | 4 | 4 | €100,000/yr |
| NRW.Energy4Climate GmbH | 4 | 3 | none reported |
| Nel Hydrogen | 4 | 4 | €200,000/yr |
| Oxford PV Germany GmbH | 4 | 3 | €100,000/yr |
| Paikallisvoima ry | 4 | 3 | €100,000/yr |
| RECS Energy Certificate Association | 4 | 4 | €200,000/yr |
| Roundtable on Sustainable Palm Oil | 4 | 3 | €25,000/yr |
| Turboden | 4 | 3 | €100,000/yr |
| UGI International Holdings BV | 4 | 4 | €50,000/yr |
| VIK Verband der Industriellen Energie- und Kraftwirtschaft e. V. | 4 | 3 | €50,000/yr |
| ČEPS, a.s. | 4 | 3 | €25,000/yr |
| Brintbranchen / Hydrogen Denmark | 3 | 3 | €25,000/yr |
| ConocoPhillips | 3 | 3 | €700,000/yr |
| Council of Gas Detection and Environmental Monitoring | 3 | 2 | €50,000/yr |
| Dansk Offshore | 3 | 2 | €10,000/yr |
| EVRYO ROMANIA | 3 | 1 | €25,000/yr |
| Enagás S.A. | 3 | 1 | €200,000/yr |
| Energia Group | 3 | 3 | €100,000/yr |
| Energiakaupungit ry | 3 | 3 | €10,000/yr |
| Energiedialog 2050 | 3 | 1 | none reported |
| EnergyTag Ltd | 3 | 3 | none reported |
| Enphase Energy, Inc. and Enphase Energy NL B.V. | 3 | 1 | €100,000/yr |
| European Association of the Electricity Transmission and Distribution Equipment and Services Industry | 3 | 3 | €200,000/yr |
| European Energy A/S | 3 | 2 | €10,000/yr |
| European Energy Research Alliance aisbl | 3 | 3 | none reported |
| FS Fueling Sustainability | 3 | 3 | €50,000/yr |
| Fachverband Biogas - German Biogas Association | 3 | 3 | €100,000/yr |
| First Ammonia | 3 | 3 | €400,000/yr |
| Fluence Energy | 3 | 3 | €100,000/yr |
| Focused Energy GmbH | 3 | 3 | €50,000/yr |
| France Renouvelables | 3 | 1 | €50,000/yr |
| GALP ENERGIA SGPS, SA | 3 | 3 | €50,000/yr |
| GAS CONNECT AUSTRIA GmbH | 3 | 3 | €10,000/yr |
| GasNet, s.r.o. | 3 | 3 | €50,000/yr |
| German Renewable Energy Federation | 3 | 3 | €10,000/yr |
| HIF EMEA | 3 | 2 | €100,000/yr |
| Hellenic Gas Transmission System Operator S.A. | 3 | 1 | €50,000/yr |
| HoloSolis | 3 | 3 | €10,000/yr |
| Hy24 | 3 | 3 | €25,000/yr |
| KongsbergGruppen | 3 | 3 | €100,000/yr |
| McPhy Energy S.A. | 3 | 2 | €10,000/yr |
| Mittelstandsverband abfallbasierter Kraftstoffe e.V. (Waste-based Fuels Association) | 3 | 2 | €25,000/yr |
| SMA Solar Technology AG | 3 | 3 | €100,000/yr |
| SOLARWATT | 3 | 3 | €50,000/yr |
| Sif Holding NV | 3 | 2 | €50,000/yr |
| TERNA ENERGY SOCIETE ANONYME | 3 | 3 | €200,000/yr |
| Teplárny Brno, a.s. | 3 | 3 | €25,000/yr |
| Vår Energi | 3 | 3 | €50,000/yr |
| bayernets GmbH | 3 | 2 | €100,000/yr |
| Österreichischer Biomasse-Verband | 3 | 3 | €50,000/yr |