| 1 | IBERDROLA, S.A. | BILBAO | 1900-01-01 | ICLIC01 | 8.181.665 |
| 2 | NATURGY CLIENTES EMPRESAS, S.A.U. | MADRID | 1900-01-01 | NYCLC01 | 1.665.183 |
| 3 | ACCIONA GREEN ENERGY DEVELOPMENTS SL | ALCOBENDAS | 1900-01-01 | EGEDC01 | 546.254 |
| 4 | EDP CLIENTES SAU | OVIEDO | 2020-09-07 | EDPCC01 | 438.118 |
| 5 | | | | IBCUC01 | 386.596 |
| 6 | COMERCIALIZADORA REGULADA, GAS &, POWER, S.A. | MADRID | 2009-10-20 | GNSUC01 | 267.246 |
| 7 | ENI PLENITUDE IBERIA, S.L. | TORRELAVEGA | 2014-03-19 | ALDRC01 | 244.062 |
| 8 | GAOLANIA SERVICIOS SL | VALENCIA | 2015-04-24 | GAOLC01 | 166.641 |
| 9 | NEXUS ENERGIA SA | MADRID | 1900-01-01 | NEXUC01 | 141.958 |
| 10 | THE YELLOW ENERGY, S.L | BARCELONA | 2013-06-17 | YELLC01 | 136.374 |
| 11 | MOEVE GAS AND POWER, S.A.U. | MADRID | 2002-11-04 | DETIC01 | 121.417 |
| 12 | FENIE ENERGIA, S.A. | LAS ROZAS | 2011-01-12 | FENC01 | 119.942 |
| 13 | ENERGYA VM GESTION DE ENERGÍA, S.L | MADRID | 1900-01-01 | CENTC01 | 114.303 |
| 14 | IBERDROLA SERVICIOS ENERGETICOS, S.A.U. | BILBAO | 2018-07-18 | IBSEC01 | 111.586 |
| 15 | ENERGIES RENOVABLES PUBLIQUES DE CATALUNYA, S.A.U. | BARCELONA | 2023-09-05 | ERPCC01 | 106.571 |
| 16 | FORTIA ENERGIA S.L. | MADRID | 1900-01-01 | FORTC01 | 105.890 |
| 17 | GALP ENERGÍA ESPAÑA, S.A.U. | ALCOBENDAS | 2011-10-22 | GALPC01 | 105.077 |
| 18 | EDP ESPAÑA, S.A | OVIEDO | 2009-04-17 | HCGC01 | 104.247 |
| 19 | SERVIGAS S XXI SA | ZARAGOZA | 2014-12-10 | SRVGC01 | 88.634 |
| 20 | ADX RENOVABLES, S.L. | BADALONA | 2023-05-19 | ADXC01 | 87.701 |
| 21 | AXPO IBERIA S.L. | MADRID | 1900-01-01 | AXPOR01 | 87.434 |
| 22 | ENGIE ESPAÑA, S.L | MADRID | 1900-01-01 | EBLCO01 | 82.106 |
| 23 | GESTERNOVA, S.A | MADRID | 2008-05-06 | GESTC01 | 78.967 |
| 24 | ATLAS ENERGIA COMERCIAL, S.L. | LLEIDA | 2013-02-11 | ATLSC01 | 73.919 |
| 25 | ENERGÍA COLECTIVA, S.L. | VALENCIA | 2014-10-28 | ECOLC01 | 69.977 |
| 26 | FACTOR ENERGÍA, S.A. | BARCELONA | 1900-01-01 | AMEC01 | 69.754 |
| 27 | UNIELECTRICA ENERGIA, S.A | CORDOBA | 2012-06-21 | UNELC01 | 57.442 |
| 28 | | | | LEDCC01 | 56.862 |
| 29 | | | | VIEECA1 | 56.221 |
| 30 | ESCANDINAVA DE ELECTRICIDAD, S.L.U | BARCELONA | 2009-06-30 | CEEEC01 | 55.967 |
| 31 | CIDE HCENERGÍA S.A | MADRID | 2009-05-11 | CHCC01 | 53.319 |
| 32 | BASER COMERCIALIZADORA DE REFERENCIA, S.A. | OVIEDO | 2011-05-16 | HCURC01 | 48.620 |
| 33 | RECICLAJES ECOLOGICOS NAGINI, S.L. | VILANOVA I GELTRÚ | 2021-02-25 | NAGIC01 | 44.759 |
| 34 | FOENER ENERGÍA, S.L | BENIPARRELL | 2013-09-20 | DREAC01 | 43.620 |
| 35 | HANWHA ENERGY RETAIL SPAIN SL | MADRID | 2020-03-02 | ESHAC01 | 42.888 |
| 36 | SHELL ESPAÑA, S.A | MADRID | 1900-01-01 | SESAC01 | 33.398 |
| 37 | TRACTAMENT I SELECCIÓ DE RESIDUS, S.A. | SANT ADRIÀ DEL BESÒS | 2017-09-26 | TERSC01 | 33.367 |
| 38 | ELÉCTRICA DE GUIXÉS, SL | SANT LLORENÇ DE MORUNYS | 2011-11-22 | EGENC01 | 33.194 |
| 39 | NABALIA ENERGIA 2000 S.A | BARCELONA | 2016-01-18 | NABAC01 | 32.161 |
| 40 | INGENIERÍA Y COMERCIALIZACIÓN DEL GAS S.A | CASTELLÓN | 2015-02-27 | ICGAC01 | 30.481 |
| 41 | MET ENERGIA ESPAÑA, S.A | MADRID | 2022-01-17 | METEC01 | 30.030 |
| 42 | ELECTRA CALDENSE ENERGIA, S.A. | CALDES DE MONTBUI | 1900-01-01 | ELCAC01 | 29.995 |
| 43 | FASTLIGHT, S.L. | BILBAO | 2025-01-27 | FASTC01 | 29.358 |
| 44 | CYE ENERGIA SL | VALENCIA | 2013-06-14 | CYEC01 | 29.091 |
| 45 | INTEGRACIÓN EUROPEA DE ENERGIA, S.A.U. | OVIEDO | 2013-05-29 | INTEC01 | 29.007 |
| 46 | BIROU GAS S.L. | SANTANDER | 2020-02-24 | BIROC01 | 27.742 |
| 47 | HOLALUZ-CLIDOM, S.A | BARCELONA | 2011-02-24 | CLIDC01 | 27.085 |
| 48 | POTENZIA COMERCIALIZADORA SL | ARGANDA DEL REY | 2016-11-28 | POTEC01 | 25.743 |
| 49 | CONECTA2 ENERGIA, S.L. | SANT CUGAT DEL VALLÈS | 2013-11-11 | CONEC01 | 23.651 |
| 50 | BON PREU, SAU | MASIES DE VOLTREGÀ (LES) | 2020-03-01 | BNPRC01 | 22.840 |
| 51 | RESPIRA ENERGIA MEDITERRANIA, S.A. | BARCELONA | 2010-11-29 | RSPRC01 | 21.460 |
| 52 | ESTABANELL IMPULSA, S.A.U. | GRANOLLERS | 1900-01-01 | EYPC01 | 21.375 |
| 53 | SOM ENERGIA SCCL | GERONA | 2011-06-14 | SOMEC01 | 21.350 |
| 54 | ENERXIA GALEGA MAIS SLU | BARREIROS | 2014-11-25 | EGALC01 | 21.313 |
| 55 | AEQ W2M, S.A. | MADRID | 2025-06-11 | AEQC01 | 19.983 |
| 56 | ON DEMAND FACILITIES, SLU | SEVILLA | 2011-01-04 | ONDEC01 | 19.064 |
| 57 | ENERGÍA LIBRE COMERCIALIZADORA, S.L. | SEVILLA | 2015-05-12 | ODFC01 | 18.884 |
| 58 | ATENCO ENERGIA SL | PALMAS DE GRAN CANARIA (LAS) | 2020-07-06 | ATEEC01 | 18.071 |
| 59 | FOX ENERGÍA S.A | ALICANTE | 2015-07-02 | FOXC01 | 18.023 |
| 60 | GEO ALTERNATIVA S.L. | MADRID | 2016-02-05 | GEOAC01 | 17.374 |
| 61 | ADELFAS ENERGIA SL | CALAHORRA | 2013-04-10 | ADELC01 | 16.180 |
| 62 | AUDAX RENOVABLES, S.A | BADALONA | 2010-06-22 | AUDAC01 | 15.785 |
| 63 | ALCANZIA ENERGIA, S.L. | VALENCIA | 2013-02-06 | ALCAC01 | 15.687 |
| 64 | IRIS ENERGÍA EFICIENTE S.A. | ORIHUELA | 2018-08-20 | IRISC01 | 14.376 |
| 65 | COX ENERGÍA COMERCIALIZADORA ESPAÑA S.L.U. | MADRID | 2015-03-12 | AENEC01 | 14.223 |
| 66 | TELECOR S.A. UNIPERSONAL | MADRID | 2021-01-19 | TLCMC01 | 13.956 |
| 67 | CANDELA COMERCIALIZADORA, S.L. | MADRID | 2019-08-26 | CADLC01 | 13.506 |
| 68 | INER ENERGIA CASTILLA LA MANCHA SL | ALBACETE | 2013-03-15 | INERC01 | 13.115 |
| 69 | ENERGIAS RENOVADORAS, S.L. | MADRID | 2021-12-13 | ENRNC01 | 12.864 |
| 70 | COMERCIALIZADOR DE REFERENCIA ENERGÉTICO, S.L.U. | MADRID | 2014-07-09 | CHCOC01 | 12.542 |
| 71 | AHORRELUZ SERVICIOS ONLINE S.L | BARCELONA | 2019-01-24 | ALUZC01 | 11.895 |
| 72 | ETER ENERGIA, S.L. | BADAJOZ | 2021-01-12 | ETNEC01 | 11.750 |
| 73 | ALUMBRA CORPORACIÓN, S.L. | BARCELONA | 2021-02-15 | LCOSC01 | 11.633 |
| 74 | BASSOLS ENERGIA COMERCIAL, S.L | OLOT | 1900-01-01 | BECOC01 | 11.608 |
| 75 | COMERCIALIZADORA ELECTRICA DE CADIZ, S.A.U | CADIZ | 1900-01-01 | ECAZC01 | 11.213 |
| 76 | ENERGÍA Y SERVICIOS ABY 2018, S.L. | ALCALA DE HENARES | 2013-04-04 | LUBAC01 | 10.967 |
| 77 | GASILUZ ECO ENERCIA S.L. | BADAJOZ | 2020-07-01 | GSLZC01 | 10.752 |
| 78 | AGRI-ENERGIA, S.A. | BANYOLES | 1900-01-01 | AGRIC01 | 10.600 |
| 79 | XENERA COMPAÑÍA ELECTRICA, S.A | TUY | 2013-02-18 | GEGC01 | 10.430 |
| 80 | CORPORACIÓN ALIMENTARIA GUISSONA, S.A. | GUISSONA | 2013-12-17 | GUISC01 | 9.874 |
| 81 | NOBE SOLUCIONES Y ENERGÍA, S.L. | VALLADOLID | 2015-02-06 | NOBEC01 | 9.585 |
| 82 | HELIOELEC ENERGIA ELECTRICA, S.L. | PILAR DE LA HORADADA | 2018-08-01 | HELEC01 | 9.440 |
| 83 | ADEINNOVA ENERGIA S.L | ARTESA DE SEGRE | 2015-07-06 | ADEIC01 | 9.222 |
| 84 | GLOBAL BIOSFERA PROTEC S.L | DONOSTIA-SAN SEBASTIAN | 2014-10-01 | GBENC01 | 9.040 |
| 85 | GEOATLANTER SA | MADRID | 1900-01-01 | GACC01 | 9.036 |
| 86 | ENARA GESTIÓN Y MEDIACIÓN, S.L. | GETXO | 2011-02-01 | ENARC01 | 8.918 |
| 87 | HIDROELÉCTRICA DEL VALIRA, S.L. | SEO DE URGEL | 1900-01-01 | VALIC01 | 8.897 |
| 88 | NIEVES ENERGÍA , S.L. | ESPARRAGUERA | 2014-01-09 | PETRC01 | 8.833 |
| 89 | GOIENER S.COOP | ORDIZIA | 2013-02-27 | GOIEC01 | 8.585 |
| 90 | SWAP ENERGIA SA | DONOSTIA-SAN SEBASTIAN | 2016-04-15 | SWAPC01 | 8.361 |
| 91 | PASIÓN ENERGÍA, S.L. | CORDOBA | 2021-03-30 | FEEDC01 | 8.140 |
| 92 | RENOVAE CONSULTING, S.L. | CASTELLÓN DE LA PLANA | 2020-11-15 | RCONC01 | 8.016 |
| 93 | TAUTRA ENERGIA S.L. | MADRID | 2021-07-01 | TAUTC01 | 7.582 |
| 94 | ARACAN ENERGIA S.L. | BARCELONA | 2011-05-18 | ARACC01 | 7.491 |
| 95 | ELEK COMERCIALIZADORA ELECTRICA S.L. | VALENCIA | 2016-08-01 | ELEKC01 | 7.367 |
| 96 | DISA ENERGIA ELECTRICA S.L. | SANTA CRUZ DE TENERIFE | 2017-07-28 | DIELC01 | 7.321 |
| 97 | LONJAS TECNOLOGÍA, S.A. | ALCOBENDAS | 1900-01-01 | LMERC01 | 7.312 |
| 98 | INER EUSKADI, S.L. | DONOSTIA- SAN SEBASTIÁN | 2020-11-17 | INUSC01 | 7.146 |
| 99 | ENERGYSAVE PROJECTS S.L | GETAFE | 2015-02-17 | ENSAC01 | 7.137 |
| 100 | LOVE ENERGY, S.L. | BADALONA | 2020-10-08 | LOVEC01 | 7.135 |
| 101 | GREENING SMART ENERGY, S.L. | GRANADA | 2021-03-10 | LIDEC01 | 7.130 |
| 102 | INDEXO ENERGIA SL | BARCELONA | 2013-05-31 | INDEC01 | 6.786 |
| 103 | COMERCIALIZADORA SUMINISTROS ESPECIALES ALGINETENSES, S.L | ALGINET | 1900-01-01 | COALC01 | 6.598 |
| 104 | HSAT21 ENERGIA, S.L. | MADRID | 2021-12-14 | HSATC01 | 6.585 |
| 105 | JUAN ENERGY, S.L. | MADRID | 2020-09-07 | JUANC01 | 6.181 |
| 106 | POWER WATT ENERGY ISLAND, SL | LAS PALMAS DE GRAN CANARIA | 2018-02-21 | SUNCC01 | 6.003 |
| 107 | ENERGY PLUS IBERIA, S.L. | A CORUÑA | 2023-09-13 | ENEPC01 | 5.513 |
| 108 | IBERELECTRICA COMERCIALIZADORA, SL | MARCHENA | 2014-06-05 | GALAC01 | 5.282 |
| 109 | APOLO BUSINESS, S.L. | VALENCIA | 2024-03-05 | APOLC01 | 5.209 |
| 110 | AB ENERGÍA 1903, S.L. | BARBASTRO | 1900-01-01 | AGENC01 | 5.039 |
| 111 | ENERGY TRADER SOLUTIONS, S.L. | ALICANTE | 2014-04-03 | ETSOC01 | 4.877 |
| 112 | AUSARTA PRIMA, S.L. | ERANDIO | 2017-04-11 | APRIC01 | 4.537 |
| 113 | IM3 ENERGIA SL | EIBAR | 2014-06-24 | IM3C01 | 4.350 |
| 114 | MY ENERGIA ONER S.L | LA ALBERCA | 2014-04-07 | MYENC01 | 4.342 |
| 115 | TU ELECTRICA, S.L. | MELILLA | 2022-10-18 | TUELC01 | 4.204 |
| 116 | ENERGY STROM XXI SL | BARBERÁ DEL VALLÉS | 2013-08-12 | STROC01 | 4.075 |
| 117 | ELECTRA ENERGIA, S.A. | CASTELLÓN | 1900-01-01 | EAM0C01 | 4.020 |
| 118 | GABA COMERCIALIZADORA DE ELECTRICIDAD, S.L.U. | LUGO | 2022-04-01 | GABAC01 | 4.017 |
| 119 | ARSUS ENERGIA, S.L | LA RINCONADA | 2016-11-10 | ECNDC01 | 3.947 |
| 120 | LUZY ENERGIA RENOVABLE, S.L. | MADRID | 2022-07-18 | LUZYC01 | 3.903 |
| 121 | PROT ENERGIA COMERCIALIZACION, S.L | VILANOVA I LA GELTRÚ | 2015-07-28 | PROTC01 | 3.897 |
| 122 | LA UNIÓN ELECTRO INDUSTRIAL, S.L.U | CREVILLENT | 1900-01-01 | LAUEC01 | 3.823 |
| 123 | ESTRATEGIAS ELÉCTRICAS INTEGRALES, S.A. | CABANES | 2014-09-11 | OPPIC01 | 3.802 |
| 124 | ASSENN ENERGY, S.L. | BARCELONA | 2024-02-29 | ASSEC01 | 3.798 |
| 125 | INGEBAU SOLUCIONES DE MEDIDA, S.L. | SEVILLA | 2019-06-09 | ISMSC01 | 3.762 |
| 126 | ASTRALCAD ENERGIA, S.L. | CALAF | 2021-11-11 | ASTRC01 | 3.710 |
| 127 | BLUBAT PULSAR, S.L. | SAN JUAN DE AZNALFARACHE | 2015-02-04 | PULSC01 | 3.338 |
| 128 | DAIMUZ ENERGÍA S.L. | EL EJIDO | 2014-07-11 | DAIMC01 | 3.336 |
| 129 | ELECNOVA SIGLO XXI SL | CORDOBA | 2014-09-05 | ELCNC01 | 3.300 |
| 130 | ECOVERGY RENOVABLES, S.L. | GRANOLLERS | 2023-06-14 | ECOVC01 | 3.269 |
| 131 | ALPEX IBERICA DE ENERGIA, S.L.U | MADRID | 2019-03-28 | ALPXC01 | 3.222 |
| 132 | EMECE ENERGIA Y MERCADOS, S.L. | TOTANA | 2023-10-09 | RECOC01 | 3.131 |
| 133 | COMERCIALIZADORA ADI ESPAÑA, S.L. | CORDOBA | 2020-10-08 | ALSEC01 | 3.105 |
| 134 | DRK ENERGY, S.L | MADRID | 2015-12-29 | DRKFC01 | 3.068 |
| 135 | INICIATIVA E. NOVA S.L. | TEO | 2014-10-20 | IENOC01 | 3.023 |
| 136 | ENERPLUS ENERGIA, S.A. | LUCENA | 2014-12-05 | ENPEC01 | 2.909 |
| 137 | GALAPAGO ENERGIA, S.L.U. | BARCELONA | 2024-01-01 | LAPAC01 | 2.873 |
| 138 | REPSOL ENERGÍA DIGITAL, S.L.U. | MADRID | 2020-09-17 | KREAC01 | 2.764 |
| 139 | ALUZ ENERGIA ELECTRICA, S.L. | MADRID | 2021-07-07 | ALUEC01 | 2.760 |
| 140 | HOY ENERGÍA SOCIEDAD LIMITADA | BOADILLA DEL MONTE | 2022-05-09 | HOYEC01 | 2.680 |
| 141 | ALPIQ ENERGIA ESPAÑA SAU | MADRID | 2016-04-21 | HIS1R01 | 2.642 |
| 142 | AS ENERGY ELECTRICIDAD Y GAS, S.A | MADRID | 2021-03-26 | ALQSC01 | 2.617 |
| 143 | GURBTEC ENERGIA, S.L. | GURB | 2021-03-15 | GURBC01 | 2.574 |
| 144 | WIND TO MARKET, S.A. | MADRID | 1900-01-01 | WMARCAX | 2.546 |
| 145 | CATGAS ENERGIA SA | SANTA COLOMA DE GRAMENET | 2015-09-28 | CATGC01 | 2.342 |
| 146 | REUS SERVEIS MUNICIPALS, S.A. | REUS | 2022-05-30 | REUSC01 | 2.275 |
| 147 | LABOIL ENERGIA, S. L. | HUESCA | 2012-10-01 | LABOC01 | 2.272 |
| 148 | EVOLVE ENERGIA, SL | MADRID | 2020-10-07 | URAIC01 | 2.261 |
| 149 | ELECTED ENERGY, S.L - | DOS HERMANAS | 2020-12-18 | ELTEC01 | 2.259 |
| 150 | ALTANO CONNECT, S.L. | MADRID | 2026-02-12 | NEXOC01 | 2.207 |
| 151 | | | | EONUC01 | 2.153 |
| 152 | ELEVA 2 COMERCIALIZADORA, S.L | MADRID | 2015-02-06 | ELV2C01 | 2.072 |
| 153 | SOLWE ENERGIA, S.L. | ÚBEDA | 2021-04-01 | SOLWC01 | 1.930 |
| 154 | VIVO ENERGIA FUTURA S.A | BADALONA | 2016-11-17 | VIVOC01 | 1.918 |
| 155 | MULTIENERGIAS MLC, S.L. | LINARES | 2021-12-01 | MARTC01 | 1.861 |
| 156 | ADS ENERGIA AUDITORES Y CONSULTORES, S.L.. | BARCELONA | 2021-02-15 | ADSNC01 | 1.845 |
| 157 | ELECTRA DEL CARDENER ENERGIA, S.A. | SOLSONA | 1900-01-01 | ECEC01 | 1.772 |
| 158 | HIDROELECTRICA DE SILLEDA SL | MADRID | 1900-01-01 | HSCOC01 | 1.765 |
| 159 | SERVICIOS ENERGETICOS AVANZADOS, S.L. | PALMA | 2023-10-27 | SERVC01 | 1.752 |
| 160 | HIDROELÉCTRICA LUMYMEY S.L.U. | MELIDE | 1900-01-01 | LUM1C01 | 1.729 |
| 161 | HAFESA MOBILITY ELC, S.L. | MADRID | 2024-05-30 | HAFEC01 | 1.720 |
| 162 | ENUCA COMERCIALIZADORA, S.L. | MADRID | 2025-02-25 | CEMEC01 | 1.669 |
| 163 | CIMA ENERGIA COMERCIALIZADORA SL | LOGROÑO | 2020-02-28 | CIMAC01 | 1.658 |
| 164 | TH ELECTRICITY GAS, S.L. | SEVILLA | 2024-03-26 | THELC01 | 1.647 |
| 165 | BEROIL ENERGIA ELÉCTRICA, S.L. | RUBENA | 2021-06-10 | BENOC01 | 1.636 |
| 166 | TOMMI ENERGY, S.L. | VIGO | 2024-10-30 | TOMMC01 | 1.618 |
| 167 | RELUZCA ENERGÍA, S..L. | ALCOBENDAS | 2021-03-03 | RELUC01 | 1.616 |
| 168 | COMERCIALIZADORA LERSA, S.L. | GERONA | 1900-01-01 | LERC01 | 1.605 |
| 169 | QUANTUM LUX 6.4, S.L. | VALENCIA | 2023-02-10 | QUALC01 | 1.600 |
| 170 | EKHINEO ENERGÍA, S.L | UTEBO | 2023-10-10 | EKHIC01 | 1.584 |
| 171 | ELECTRACOMERCIAL CENTELLES, S.L. | CENTELLES | 2015-01-01 | CNTLC01 | 1.577 |
| 172 | EVERGREEN ELECTRICA | MIJAS | 2010-04-23 | LDGIC01 | 1.563 |
| 173 | SECOND FOUNDATION TRADING AG | STEINHAUSEN | 2024-04-08 | TOECC01 | 1.509 |
| 174 | ABOUTWHITE SL | COSLADA | 2015-05-20 | ABOUC01 | 1.502 |
| 175 | ELECTRA AVELLANA COMERCIAL, S.L | CORNELLA DEL TERRI | 1900-01-01 | ELAVC01 | 1.430 |
| 176 | PETRO NAVARRA SL | BALLARIAIN | 2017-02-15 | NAVAC01 | 1.368 |
| 177 | HELIOS ENERGÍA INTELIGENTE, S.L. | LUCENA | 2021-06-22 | HELIC01 | 1.340 |
| 178 | ACSOL ENERGÍA GLOBAL, S.A. | SANT PERE DE RIBES | 2016-12-29 | ACSOC01 | 1.267 |
| 179 | ENERGÍA ECOLÓGICA ECONÓMICA, S.L. | BADALONA | 2021-03-07 | ENEYC01 | 1.261 |
| 180 | EBROENERGIA COMERCIALIZADORA, S.L. | CINTRUÉNIGO | 2020-11-01 | EBREC01 | 1.254 |
| 181 | ELECTRICA SOLLERENSE, S.A. | SOLLER | 1900-01-01 | SOLLC01 | 1.243 |
| 182 | CREA ENERGIA ECO, S.L.U. | MADRID | 2022-02-11 | CREEC01 | 1.228 |
| 183 | VARAENER, S.L. | PARLA | 2023-02-28 | VARAC01 | 1.191 |
| 184 | ENERGÉTICA DEL ESTE SL | VALENCIA | 2019-05-13 | DLSTC01 | 1.189 |
| 185 | ALMA LUZ Y GAS, S.L | MADRID | 2024-03-14 | LINKC01 | 1.189 |
| 186 | PISUERGA INFRAESTRUCTURAS ENERGETICAS, S.L. | MADRID | 2024-12-17 | PISUC01 | 1.172 |
| 187 | INER MADRID, S.L. | MADRID | 2025-06-02 | INEMC01 | 1.163 |
| 188 | NEXT ENERGIA XXI, S.L. | ALICANTE | 2021-11-15 | NEXAC01 | 1.130 |
| 189 | ENERGREEN MOBILITY S.L | LEGANÉS | 2024-12-02 | EGREC01 | 1.129 |
| 190 | NUEVA COMERCIALIZADORA ESPAÑOLA SL | ZARAGOZA | 2013-06-26 | NCEC01 | 1.121 |
| 191 | IBERICA IMPULSA, S.L. | CARBAJOSA DE LA SAGRADA | 2021-06-01 | BREIC01 | 1.112 |
| 192 | VELETA ENERGIA, S.L. | MADRID | 2023-06-15 | VELTC01 | 1.079 |
| 193 | EPRESA ENERGÍA, S.A.U. | PUERTO REAL | 1900-01-01 | EPRSC01 | 1.078 |
| 194 | COMERCIALIZADORA LUZ RURAL, S.L. | MADRID | 2020-05-29 | ESDOC01 | 1.025 |
| 195 | MASQLUZ 2020, S.L. | BADALONA | 2020-10-08 | MASQC01 | 1.023 |
| 196 | MEGARA ENERGIA SOC. COOP | SORIA | 2016-07-15 | MEGC01 | 1.022 |
| 197 | ACTIVA COMERCIALIZADORA DE ENERGIA SL | VALENCIA | 2019-12-13 | ACTIC01 | 1.009 |
| 198 | ELECTRA CUNTIENSE, SL | CUNTIS | 1900-01-01 | CUNCC01 | 1.006 |
| 199 | JOVE ENERGIA RENOVABLE, S.L. | MADRID | 2025-01-22 | JOVEC01 | 1.004 |
| 200 | COMERCIALIZADORA ELECTRICA DEL SURESTE | LORCA | 2012-07-09 | ZRMTC01 | 987 |
| 201 | QUASAR ENERGÍA, S.L. | ZARAGOZA | 2018-03-09 | QENEC01 | 969 |
| 202 | CRECE SOLUCIONES DE ENERGÍA, S.L | SEVILLA | 2021-08-12 | CREOC01 | 962 |
| 203 | ELECTRICA DE MOSCOSO S.L | A LAMA | 1900-01-01 | ELALC01 | 950 |
| 204 | HIDROCARBUROS ALHAURIN SL | ALHAURÍN DE LA TORRE | 2023-01-25 | ALAHC01 | 946 |
| 205 | ELECTRICA SEROSENSE, S.L. | TORRES DE SEGRE | 1900-01-01 | ESERC01 | 946 |
| 206 | COOPERATIVA ELÉCTRICA-BENÉFICA ALBATERENSE, COOP.V | ALBATERA | 2012-02-15 | CEBAC01 | 924 |
| 207 | GREEN PROPERTY VPP, S.L.U. | MADRID | 2024-09-17 | SAMAC01 | 892 |
| 208 | AHORA LUZ ENERGIA, S.L. | ARRECIFE | 2022-07-15 | AHORC01 | 887 |
| 209 | GREEN ENERGY 360, S.L. | MADRID | 2024-10-28 | GRENC01 | 876 |
| 210 | IBERDESA COMERCIALIZADORA SL | CARMONA | 2019-11-18 | IBDSC01 | 875 |
| 211 | LABOR SOLIS COMERCIALIZADORA DE ENERGIA, S.L. | VALENCIA | 2022-09-28 | LAOBC01 | 867 |
| 212 | SIRAX ENERGY, S.L. | CASTELLÓN DE LA PLANA | 2021-11-08 | MXXIC01 | 837 |
| 213 | ELECTRICA MUNICIPAL DE SANTA COLOMA DE QUERALT, SL | SANTA COLOMA DE QUERALT | 2010-01-29 | STAQC01 | 816 |
| 214 | CLEARVIEW ENERGY S.L. | MADRID | 2022-02-14 | CLEAC01 | 806 |
| 215 | AMI ELECTRUM, S.L. | REUS | 2025-10-31 | AMIC01 | 804 |
| 216 | COOPERATIVA ELÉCTRICA BENÉFICA SAN FRANCISCO DE ASÍS, COOP. V. | CREVILLENT | 2011-06-20 | CCATC01 | 792 |
| 217 | LA VALL COMERCIALIZADORA ELECTRICA, S.L. | TAVERNES DE LA VALLDIGNA | 2022-07-12 | LAVAC01 | 777 |
| 218 | MULTIENERGIA VERDE, S.L. | ZARAGOZA | 2014-06-04 | MULTC01 | 774 |
| 219 | COMERCIALIZADORA HAZ DE LUZ RENOVABLE, S.L.U. | VALENCIA | 2021-12-02 | COPIC01 | 769 |
| 220 | GNERA ENERGIA Y TECNOLOGIA, S.L. | MADRID | 2012-10-15 | GNRAC01 | 755 |
| 221 | LOVILUZ ENERGIA, S.L. | MIJAS | 2025-07-09 | LOVIC01 | 727 |
| 222 | DIVICONSULTING ENERGIA S.L | JAÉN | 2018-11-01 | DIVIC01 | 722 |
| 223 | ENERGAZE, S.L. | GANDIA | 2022-03-09 | EGAZC01 | 710 |
| 224 | ELECTRA NORTE ENERGÍA, S.A. | LA POLA DE SIERO | 1900-01-01 | NORTC01 | 710 |
| 225 | TUNERGIA EFICIENCIA ENERGETICA Y RENOVABLE, S.L. | XÀTIVA | 2021-02-15 | CONTC01 | 698 |
| 226 | ELÉCTRICA VAQUER ENERGIA, S.A | RIPOLL | 1900-01-01 | VAQC01 | 694 |
| 227 | ELECTRICA DE ALBATERENSE, S.L | ALBATERA | 1900-01-01 | EALBC01 | 693 |
| 228 | EFI DUERO ENERGY SOCIEDAD COOP EUROPEA LIMITADA | TRABANCA | 2017-11-03 | EFIDC01 | 681 |
| 229 | ENDI ENERGY TRADING SL | BARAKALDO | 2019-10-25 | ENDIC01 | 671 |
| 230 | SERVINERGIA ELECTRICA, S.L. | VILAFRANCA DEL PENEDÉS | 2024-11-21 | SRVIC01 | 670 |
| 231 | IMPERIUM LUMEN, S.A. | MADRID | 2022-05-09 | IMPEC01 | 666 |
| 232 | ENERGYASSET COMERCIALIZADORA DE ENERGÍA, S.L. | MADRID | 2025-09-25 | ANGLC01 | 663 |
| 233 | COMERCIALIZADORA TORRES ENERGIA, S.L. | TORRES DE SEGRE | 2017-02-09 | TOREC01 | 661 |
| 234 | TELEFÓNICA SOLUCIONES DE INFORMÁTICA Y COMUNICACIONES DE ESPAÑA, S.A.U | MADRID | 2014-06-27 | TSOLC01 | 631 |
| 235 | GODAY ENERGIA SL | VILAGARCÍA DE AROUSA | 2016-06-02 | GOENC01 | 627 |
| 236 | MASNORTE GLOBAL POWER, S.L. | SAN SEBASTIÁN DE LOS REYES | 2025-03-07 | MASNC01 | 612 |
| 237 | PARATIENERGÍA S.L. | MADRID | 2022-09-01 | PTENC01 | 602 |
| 238 | INARGY SPOT, S.L.U. | SAN SEBASTIAN DE LOS REYES | 2024-09-26 | INARC01 | 590 |
| 239 | ENERTIA GROUP S.L. | MADRID | 2024-02-13 | ENETC01 | 586 |
| 240 | MOLALUZ ENERGIA, S.L. | MADRID | 2024-07-10 | MOLAC01 | 583 |
| 241 | ALTERNA OPERADOR INTEGRAL, S.L | LAS ROZAS DE MADRID | 2015-02-12 | LIUPC01 | 580 |
| 242 | BSG ENERGIA S.L. | ALICANTE | 2018-04-04 | BSGEC01 | 574 |
| 243 | HORECA ENERGIA SL | MADRID | 2015-01-21 | HOREC01 | 566 |
| 244 | LAMPYRIS ENERGIA, S.L. | MADRID | 2026-01-21 | LAMPC01 | 537 |
| 245 | ELECTRICA SERRANIA DE RONDA ENERGIA SL | BENAOJÁN | 2013-12-01 | RONDC01 | 531 |
| 246 | ELÉCTRICA BENASQUE, S.L. | BENASQUE | 2017-01-23 | ELBEC01 | 524 |
| 247 | LUZ SOLIDARIA S.L. | CASTELLDEFELS | 2019-12-10 | LSINC01 | 524 |
| 248 | ALDEA CLIENTES, S.L. | VALENCIA | 2014-05-26 | ELVAC01 | 522 |
| 249 | ALIZA ENERGY, S.L. | MADRID | 2024-06-25 | VECCC01 | 518 |
| 250 | ENEX SOCIAL ENERGY, S.L. | MÁLAGA | 2023-11-01 | ENEXC01 | 503 |
| 251 | SUN POWER SPAIN 365, S.L | MADRID | 2022-10-24 | SUNPC01 | 478 |
| 252 | KILOWATIOS VERDES S.L. | ZARAGOZA | 2017-02-16 | KILVC01 | 475 |
| 253 | MAS ALLA PRODUCTOS ENERGETICOS, S.L. | MADRID | 2025-03-11 | MASAC01 | 459 |
| 254 | SIESTA GREEN ENERGY SL | ORIHUELA COSTA | 2014-01-08 | OLEC01 | 453 |
| 255 | ENERFIA, SL | SAN JAVIER | 2020-06-23 | ENEIC01 | 449 |
| 256 | SUCA SOCIEDAD COOPERATIVA ANDALUZA | EL EJIDO | 2017-08-11 | SUCAC01 | 448 |
| 257 | GERENTA ENERGÍA, S.L.U. | FUENGIROLA | 2017-07-10 | GRTEC01 | 444 |
| 258 | FLUID ELECTRIC CAMPRODON II, S.L | CAMPRODON | 1900-01-01 | FECC01 | 435 |
| 259 | ELÉCTRICA CATRALENSE, SLU | CATRAL | 1900-01-01 | CATRC01 | 409 |
| 260 | DISTRIBUIDORA ELECTRICA MONTOLIU SL | MONTOLIU | 1900-01-01 | ECATC01 | 400 |
| 261 | GARCIA MUNTE ENERGIA, S.L | EL PRAT DE LLOBREGAT | 2022-05-30 | GMEC01 | 395 |
| 262 | ENERGÍA GAS AL-ANDALUS, S.L. | SEVILLA | 2026-01-27 | ENEEC01 | 390 |
| 263 | IGNIS ELECTRICIDAD Y GAS, S.L. | MADRID | 2025-02-25 | MORTC01 | 375 |
| 264 | LIBERA ENERGIAS RENOVABLES, S.L | VALENCIA | 2021-02-10 | KWFC01 | 373 |
| 265 | ELECTRICA NTRA SRA DE GRACIA SDAD COOP VALENCIANA | BIAR | 2014-01-01 | EBIACA1 | 372 |
| 266 | A2J ENERGÍA, S.L. | VALENCIA | 2024-09-02 | AJENC01 | 372 |
| 267 | SIMPLIA ENERGIA, S.L | FUENLABRADA | 2025-03-12 | PLIAC01 | 368 |
| 268 | NOSA ENERXIA SOC COOPERATIVA GALEGA | VILAGARCÍA DE AROUSA | 2015-02-16 | NOSAC01 | 367 |
| 269 | COMERCIALIZADORA ENERGÉTICA MEDITERRÁNEA, S.L. | MADRID | 1900-01-01 | CESOC01 | 353 |
| 270 | ECOTHERMIC XXI, S.L. | CASTELLÓN DE LA PLANA | 2024-11-21 | ECOTC01 | 352 |
| 271 | INDALO ENERGÍA, S.L. | MAIRENA DEL ALJARAFE | 2025-06-16 | INDLC01 | 352 |
| 272 | ENERGIA OPERATIVA SL | SANTA EULALIA DE RONSANA | 2014-01-14 | EOP2C01 | 349 |
| 273 | ELECTRICA VINALESA, S.L.U | VINALESA | 1900-01-01 | VNLSC01 | 348 |
| 274 | GERENCIA ENERGETICA, S.L. | LEÓN | 2020-09-15 | GESLC01 | 340 |
| 275 | OLIVIA COMERCIALIZADORA S.L.U. | CÁDIZ | 2019-01-28 | OLIVC01 | 340 |
| 276 | ZENON ENERGIA, S.L. | MADRID | 2025-12-19 | ZENOC01 | 335 |
| 277 | EPAC SOLUCIONES ENERGETICAS, S.L | VALENCIA | 2020-12-01 | EPACC01 | 331 |
| 278 | POWER SOLAR TRADE SL | MADRID | 2024-04-08 | POSOC01 | 322 |
| 279 | DUEROLUZ ENERGIA, S.L. | VILLARALBO | 2025-09-30 | DUERC01 | 321 |
| 280 | ELÉCTRICA DEL POZO, S COOP M | MADRID | 2010-06-22 | POZOC01 | 312 |
| 281 | CHARGE ENERGY, S.L. | MÉRIDA | 2025-09-24 | CHAC01 | 307 |
| 282 | AMPERIOS ENERGY TRADE, S.L. | VALENCIA | 2021-10-07 | AMPEC01 | 295 |
| 283 | SONESTA LUZ, S.L. | LLANERA | 2025-01-13 | SONEC01 | 289 |
| 284 | VIVA ENERGÍA Y SOLUCIONES, S.L. | MADRID | 2017-03-27 | VVESC01 | 289 |
| 285 | FLUIDO ELECTRICO DE MUSEROS, S.C.V. | MUSEROS | 2010-07-09 | FEMCC01 | 280 |
| 286 | COMERCAST ENERGIAS, S.L. | ALMASSORA | 2022-06-06 | CCASC01 | 271 |
| 287 | MUNICIPAL DE SERVICIOS VILLAHERMOSANA, S.L | VILLAHERMOSA DEL RIO | 1900-01-01 | MSVSC01 | 271 |
| 288 | ENERVER ENERGIA, S.L. | CATARROJA | 2021-02-12 | ENVEC01 | 269 |
| 289 | LEON COMERCIALIZADORA DE ENERGIA, S.L. | BENIDORM | 2024-08-21 | LEONC01 | 267 |
| 290 | DON BELTRAN MARKET, S.L. | SALAMANCA | 2025-05-07 | DONBC01 | 261 |
| 291 | LA CORRIENTE SDAD COOP | MADRID | 2019-02-04 | LACOC01 | 260 |
| 292 | DYNEFF ESPAÑA, S.L. | GIRONA | 2022-01-21 | DYNFC01 | 257 |
| 293 | GESTINER INGENIEROS, S.L. | MADRID | 2010-10-08 | GESIC01 | 248 |
| 294 | SOLABRIA S.COOP. - ENERPLUS S.C. | SANTANDER | 2016-04-11 | ENRPC01 | 248 |
| 295 | ENERSA ELECTRICIDAD, S.A. | MÁLAGA | 2024-10-30 | RENUC01 | 240 |
| 296 | BEST OPTION ENERGY | MADRID | 2024-10-30 | BESTC01 | 235 |
| 297 | ATP ENERGIA, S.L. | VILLACAÑAS | 2024-06-01 | ATPC01 | 234 |
| 298 | ELECTRICA POPULAR, S. COOP. MAD | PERALES DE TAJUÑA | 2011-01-01 | ELPOC01 | 230 |
| 299 | INDAREL KUDEAKETA, S.L.U. | VITORIA-GASTEIZ | 2024-06-20 | INDAC01 | 229 |
| 300 | TORNADIZOS ENERGY, S.L. | LAS ROZAS DE MADRID | 2024-12-04 | TEOTC01 | 217 |
| 301 | KINESTALIA ENERGIA, S.L. | MADRID | 2023-02-10 | KINEC01 | 211 |
| 302 | SOCIEDAD ARAGONESA DE COMERCIALIZACION DE ENERGIA S.L. | ZARAGOZA | 2020-07-23 | VIRUC01 | 201 |
| 303 | CHURCH ENERGY, S.L. | FUENLABRADA | 2024-12-16 | CHENC01 | 198 |
| 304 | AYLUZ COMERCIALIZADORA ELECTRICA S.L | TOTANA | 2015-03-05 | AYLUC01 | 197 |
| 305 | ENERGY BY COGEN S.L.U. | BOADILLA DEL MONTE | 1900-01-01 | COGEC01 | 195 |
| 306 | LUZYGAS IBERIA, S.L. | ALICANTE | 2025-01-22 | BERLC01 | 185 |
| 307 | ENERGIAS DE LA VILLA DE CAMPO, S.L. | CAMPO | 1900-01-01 | CAMCC01 | 182 |
| 308 | SOMNI ENERGÍA GLOBAL, S.L. | BARCELONA | 2017-09-25 | LUCIC01 | 181 |
| 309 | ALIO ENERGIA SL | TORREVIEJA | 2023-06-14 | ALIOC01 | 181 |
| 310 | PONTS COMERCIALITZADORA MUNICIPAL D’ENERGIA ELÈCTRICA, S.L.U | PONTS | 2017-09-08 | PONCC01 | 177 |
| 311 | SUMA ENERGIA COMERCIALIZADORA SL | RAFELBUÑOL | 2020-07-16 | SUMAC01 | 169 |
| 312 | COMERCIALIZADORA ELÉCTRICA SUDANELL, S.L.U. | SUDANELL | 2017-08-04 | ELESC01 | 165 |
| 313 | ALDEFE COMERCIALIZADORA DE ENERGIA, S.L | MADRID | 2023-12-01 | ALDEC01 | 164 |
| 314 | ADS ENERGY 8.0 SL | BADALONA | 2014-02-26 | ADSEC01 | 162 |
| 315 | ACCIONA COMERCIALIZADORA B2C, S.L. | SANT CUGAT DEL VALLÈS | 2023-02-08 | ALDDC01 | 141 |
| 316 | ENERGÍAS DEL ZINQUETA S.L. | PLAN | 2011-11-18 | ENZIC01 | 139 |
| 317 | RONDA OESTE ENERGÍA, S.L | MADRID | 2015-08-03 | OESTC01 | 135 |
| 318 | BESPIN ENERGÍA, S.L. | ZARAGOZA | 2024-09-25 | BESC01 | 132 |
| 319 | ENERGIAREA EUROPE S.L. | BARCELONA | 2023-02-21 | ENEDC01 | 130 |
| 320 | WIKU ENERGIA, S.L. | ESPINARDO | 2024-01-29 | LUCAC01 | 122 |
| 321 | TORMESH SOLUTIONS, S.L. | SONDIKA | 2025-11-05 | TORMC01 | 118 |
| 322 | VIMCOMEL SL | CÓRDOBA | 2024-06-28 | VIMC01 | 115 |
| 323 | FRANK ENERGIA IBERIA, S.L. | BARCELONA | 2023-11-22 | FRANC01 | 109 |
| 324 | 3D SMART ENERGY, S.L. | ALICANTE | 2021-12-08 | DSMAC01 | 107 |
| 325 | VIRGIN ELECTRIC, S.L. UNIPERSONAL | CARBAJOSA DE LA SAGRADA | 2017-06-14 | VIRIC01 | 104 |
| 326 | CUVER DESTELLA ENERGIA, S.L. | JACA | 2025-01-27 | CUVEC01 | 99 |
| 327 | CAPWATT COMERCIAL, S.L.U. | MADRID | 2024-12-20 | CWCMC01 | 96 |
| 328 | RECICLAJES ECOLOGICOS CHANDUY,S.L. | SANT PERE DE RIBES | 2021-05-03 | CHANC01 | 92 |
| 329 | RDG COMERCIALIZADORA GALEGA DE ENERXÍA, S.A. | SANTIAGO DE COMPOSTELA | 2025-01-23 | RDGAC01 | 91 |
| 330 | LUX FORUM SL | MADRID | 2016-06-09 | LUXC01 | 88 |
| 331 | COMERCIALITZADORA ELECTRICA DE MONTOLIU DE LLEIDA S.L.U | MONTOLIU | 2017-10-30 | ELMOC01 | 84 |
| 332 | POLAR COMERCIALIZADORA ELÉCTRICA, S.L. | VALENCIA | 2024-09-17 | POLAC01 | 81 |
| 333 | FENERGAS ENERGIA, S.L. | BARCELONA | 2026-01-26 | FENEC01 | 78 |
| 334 | COMERCIAL Y ASESORA DE ELECTRICIDAD, S.L. | CORDOBA | 2010-05-21 | CYDAC01 | 78 |
| 335 | URUS ENERGY SORIA, S.L. | ÓLVEGA | 2025-09-18 | URUSC01 | 77 |
| 336 | ZELTRIA ENERGIA | ALCANTARILLA | 2011-11-14 | ZELTC01 | 77 |
| 337 | NOCTILUCA ENERGIA, S.L. | MADRID | 2025-06-16 | NOCTC01 | 77 |
| 338 | SIGNO ENERGY, S.L. | MADRID | 2021-02-04 | SIGNC01 | 76 |
| 339 | AMPERE ENERGY COMERCIALIZADORA Y SERVICIOS ENERGETICOS, S.R.L. | PUÇOL | 2024-10-01 | AMPRC01 | 76 |
| 340 | ENERGÍA COSTA DORADA SL | CAMBRILS | 2017-10-20 | CODOC01 | 73 |
| 341 | EFIRAM PATRIMONIO, S.L. | RONDA | 2025-11-17 | EFIRC01 | 72 |
| 342 | COMERCIALIZADORA LA CHISTABINA, SLU | GISTAÍN | 2018-12-17 | CHISC01 | 72 |
| 343 | GAMBITOENERGY, S.L. | VITORIA - GASTEIZ | 2023-06-01 | GAMIC01 | 62 |
| 344 | SISTEMAS URBANOS DE ENERGÍAS RENOVABLES S.L. | ZARAGOZA | 2017-08-04 | URBCC01 | 62 |
| 345 | ISAE COMERCIALIZACION, S.L. | ALCÁSSER | 2024-09-20 | ISAEC01 | 62 |
| 346 | AIZEN ENERGIA SOSTENIBLE Y RENOVABLE, S.L. | MADRID | 2024-04-25 | AIZEC01 | 61 |
| 347 | CORPOLUX, S.L | CREVILLENT | 2013-07-12 | CORPC01 | 60 |
| 348 | ENEL GREEN POWER ESPAÑA SL | SEVILLA | 1900-01-01 | ECYRREX | 59 |
| 349 | 2026 CACI ENERGIA, S.L. | CARMONA | 2026-05-25 | CACIC01 | 58 |
| 350 | NUKIK ENERGY, S.L. | MADRID | 2025-08-20 | NUKIC01 | 58 |
| 351 | ELITE BIOENERGIA, S.L. | CAMBRE | 2022-01-14 | ELITC01 | 46 |
| 352 | SAMPOL INGENIERIA Y OBRAS SA | PALMA DE MALLORCA | 2011-09-13 | SAMPC01 | 45 |
| 353 | ASTEN RENOVABLES, S.L.U. | GIJÓN | 2026-02-19 | ASTEC01 | 42 |
| 354 | SUSTAINING AIR FOR EVERYONE, S.R.L. | VIGO | 2025-11-20 | SAFEC01 | 36 |
| 355 | SHARE YOUR ENERGY, S.L. | BARCELONA | 2022-01-01 | SYENC01 | 34 |
| 356 | ELECTRICA SALAS DE PALLARS COMERCIALITZADORA, S.L. | SALAS DE PALLARS | 2017-05-10 | SALPC01 | 34 |
| 357 | LUXIA ENERGIA Y CONSULTORES, S.L. | BARCELONA | 2025-01-22 | LUXIC01 | 33 |
| 358 | ANTEA ENERGIA COMERCIALIZADORA SL | MADRID | 2017-04-19 | ANTEC01 | 30 |
| 359 | E-LUZ ENERGY SOLUTIONS, S.L. | MADRID | 2021-04-15 | ELUZC01 | 30 |
| 360 | TALARN ENERGÍA ELÉCTRICA, S.L. | TALARN | 2017-05-22 | TALEC01 | 22 |
| 361 | KIRIN RENOVABLES,S.L. | PIERA | 2024-09-04 | KIRIC01 | 21 |
| 362 | NORDWESTEN ENERGIE, S.L. | A CORUÑA | 2024-10-01 | NWENC01 | 20 |
| 363 | GWH COMERCIALIZADORA ELECTRICA, S.L. | VALENCIA | 2026-02-10 | GWHCC01 | 11 |
| 364 | SOCIETAT MUNICIPAL DE DISTRIBUCIÓ ELECTRICA DE TIRVIA, S.L. | TIRVIA | 1900-01-01 | TIRCC01 | 10 |
| 365 | | | | EDFAC01 | 7 |
| 366 | COMERCIALIZADORA ELECTRICA DE TENERIFE, S.L. | ADEJE | 2025-03-11 | AHTC01 | 6 |
| 367 | POWERMART APS | AARHUS C (DINAMARCA) | 2016-06-01 | POWEC01 | 5 |
| 368 | COMERCIALIZADORA DE ENERGIA TRANSPARENTE, S.L. | ADEJE | 2025-01-29 | COMTC01 | 4 |
| 369 | CEBIN ENERGY, S.L. | MADRID | 2026-04-29 | CEBIC01 | 4 |
| 370 | IBERMAX ENERGY Y CONSULTING S.L. | NUEVO BAZTÁN | 2026-05-12 | IBMXC01 | 4 |
| 371 | BOAENERGETICA 2000, S.L. | LAS ROZAS DE MADRID | 2024-02-15 | BOAEC01 | 4 |
| 372 | MONTARTO TECHNOLOGY, S.L. | MADRID | 2023-03-28 | MOTAC01 | 3 |
| 373 | NEMON INTELLIGENCE IN BUSINESS, S.L. | ASCÓ | 2014-06-05 | NEMOC01 | 3 |
| 374 | URANOSCOPIDAE ENERGIA VI, S.L. | MADRID | 2024-11-07 | URVIC01 | 2 |
| 375 | ENHER HECSA, S.A. | SANT QUIRZE DEL VALLÈS | 2026-02-16 | ENHEC01 | 2 |
| 376 | ELECBALEAR, S.L. | PORRERES | 2017-12-11 | BALEC01 | 2 |
| 377 | ENERMIA COMERCIALIZADORA ELECTRICA, S.L. | SEVILLA | 2023-12-05 | EMIAC01 | 1 |
| 378 | INICIATIVAS ENERGETICAS AXTRA ENERGY, S.L. | SAN JAVIER | 2025-03-10 | INICC01 | 1 |
| 379 | ZONA ENERGIA VERDE SL | VALLADOLID | 2026-05-15 | ZOVEC01 | 1 |
| 380 | ENERGIA UNICA SOLUCIONES INTEGRALES, S.L. | BARCELONA | 2024-04-16 | ENEC01 | 1 |
| 381 | GEO LUZ Y GAS SLU | MADRID | 2025-02-12 | GEOLC01 | 0 |
| 382 | ORWELL POWER S.L. | BARCELONA | 2019-03-21 | ORWEC01 | 0 |
| 383 | NOVALUZ ENERGÍA, S.L. | MÁLAGA | 2020-01-25 | NVLUC01 | 0 |
| 384 | EGNI SMART ENERGIES, S.L. | BILBAO | 2026-05-07 | EGNIC01 | 0 |
| 385 | OCYENER, S.L. | PIÉLAGOS | 2026-05-20 | OCYC01 | 0 |
| 386 | GAS NATURAL COMERCIALIZADORA SA | MADRID | 1900-01-01 | GNCOC01 | 0 |
| 387 | SSE ENERGY SUPPLY LIMITED | REINO UNIDO | 2025-10-15 | SSEEC01 | 0 |
| 388 | DANSKE COMMODITIES A/S | | 2026-05-13 | DANSC01 | 0 |
| 389 | MERKAOÑA, S.L. | OÑATI | 2026-03-05 | MERKC01 | 0 |
| 390 | ASEGE GESTIÓN, S.L | VAL DE SAN VICENTE | 2026-02-26 | ASEGC01 | 0 |
| 391 | PRAETIUM ENERGY, S.L. | MADRID | 2025-09-11 | PRAEC01 | 0 |
