Sorted by name. Group parents are marked.
| SPANISH PORTFOLIO 1, S.L. | Madrid |
| SPARK FOUNDRY AGENCIA DE MEDIOS, S.L. | Madrid |
| SPARTEL PECHE, S.L. lapsed | Vigo |
| SPECTRUM BRANDS SPAIN SL | Alcobendas |
| SPHERE GROUP SPAIN S.L. | Pedrola |
| SPICER AYRA CARDAN SA | DEBA |
| SPK ALVARADO SL | Madrid |
| SPK FALCON SL lapsed | Bilbao |
| SPK PIZARROSO SL | Bilbao |
| SPOOL SISTEMAS, S.A. | Elgoibar |
| SPORT STREET SL group parent | Alcobendas |
| SQUIRREL CAPITAL, S.L. group parent | Madrid |
| SQUIRREL GLOBAL MEDIA, S.L. | Palmas de Gran Canaria, Las |
| SQUIRREL MEDIA S.A. | Madrid |
| SSR HESTIA S.L. lapsed | Barcelona |
| STACKSCALE S.L. | Madrid |
| STADLER RAIL VALENCIA SA | ALBUIXECH |
| STAFF LIGHTING, S.A. lapsed | Móstoles |
| STANDARD HIDRAULICA S.A. | Montcada i Reixac |
| STANDARD HYDRAULICS GROUP S.L.(SOCIEDAD UNIPERSONAL) | Montcada i Reixac |
| Star Container Spain SA | ALGECIRAS |
| STAR WASTE INVERSIONES SL | Alzira |
| STARCOM MEDIAVEST GROUP IBERIA SL | Madrid |
| STARMEL HOTELS JV SL | PALMA |
| STARMEL HOTELS OP 2 SL lapsed | Palma de Mallorca |
| STARTUP VENTURES SOCIEDAD LIMITADA | Valencia |
| STARTUPXPLORE PSFP SOCIEDAD LIMITADA | Valencia |
| STATEMENT STRUCTURE SA lapsed | Madrid |
| STEEL TRADE ADVISORS, S.L. | Madrid |
| Stellantis Financial Services España, EFC, S.A. | Madrid |
| STEP FORWARD S.L. (SOCIEDAD UNIPERSONAL) | Barcelona |
| STG HOLDING IMPORT-EXPORT SOCIEDAD LIMITADA | Valencia |
| STOCK CARGO SOCIEDAD LIMITADA lapsed | Riba-roja de Túria |
| STOCK LOGISTIC TRANSPORT SL | Valencia |
| STOCKPOINT SOLUTIONS, S.L.U. | Avilés |
| STONE HOUSE INVEST, S.L. | Eivissa |
| STONELUXE LT ESPAÑA SA | Novelda |
| STONINGTON SPAIN S.L (SOCIEDAD UNIPERSONAL) lapsed | Sant Cugat del Vallès |
| STORNOWAY INVESTMENT,S.L. group parent | Teruel |
| STRACQUADANIO COMPANY S.L. (SOCIEDAD UNIPERSONAL) lapsed | Barcelona |
| STRANDHAUS PROPERTIES SOCIEDAD LIMITADA | Oliva |
| STRANDS LABS SA | Barcelona |
| STRATTON SPAIN SL lapsed | Madrid |
| STRONG PLATES EUROPE S.L. | Barcelona |
| STRYKER SPAIN HOLDING SOCIEDAD LIMITADA lapsed | BILBAO |
| STUBBORN SA group parent | Atxondo |
| STUDENT PROPERTIES SPAIN SOCIMI, SOCIEDAD ANONIMA lapsed | Madrid |
| STULZ ESPAÑA SA | MADRID |
| SUAN FARMA HOLDING S.L. group parent | Alcobendas |
| SUAN FARMA S.A. | Madrid |
| SUBCONTRATACION Y SERVICIOS MADRID, SL | Alcalá de Henares |
| SUBIRATS BUREAU SL lapsed | Barcelona |
| SUCELLOS DOS HERMANAS S.L. (SOCIEDAD UNIPERSONAL) lapsed | Sant Just Desvern |
| SUCESORES DE A CADARSO S.L. lapsed | Barcelona |
| SUCESORES DE URBISTONDO, S.L. | Donostia/San Sebastián |
| SUEROMANCHA SL | Onzonilla |
| SUEROS Y DERIVADOS SOCIEDAD LIMITADA lapsed | Huete |
| SUEZ ADVANCED SOLUTIONS ESPAÑA SL lapsed | BARCELONA |
| SUEZ AGRICULTURE SL lapsed | MADRID |
| SUEZ TREATMENT SOLUTIONS SOCIEDAD ANONIMA lapsed | BILBAO |
| SUIZO HOTEL S.L. lapsed | Barcelona |
| SULEYADO 2003, S.L. | Boadilla del Monte |
| SULZER PUMPS SPAIN SA | Madrid |
| SULZER PUMPS WASTEWATER SPAIN SA | Rivas-Vaciamadrid |
| SUMINISTROS COREN SAU | Ourense |
| SUMINISTROS ELECTRICOS CONDAL SA | Riudellots de la Selva |
| SUMINISTROS IMPORTACIONES Y MANTENIMIENTOS ELECTRONICOS, S.A. | Madrid |
| SUN AWIP 2020 SL lapsed | Pozuelo de Alarcón |
| SUN CHEMICAL PIGMENTS SL | BARCELONA |
| SUN CHEMICAL SA | ALCALÁ DE HENARES |
| SUN PLANET EYEWEAR, SL | Tres Cantos |
| SUNCRAFT SOLUTIONS SOCIEDAD LIMITADA | Paterna |
| SUNDIS S.A. | Hospitalet de Llobregat, L' |
| SUNRISE VENTURES 1 SL | MADRID |
| SUNRISE VENTURES 2 SL | Madrid |
| SUNSHINE BEACH, SL | Bolaños de Calatrava |
| SUPERA 2016, S.L. | Coruña, A |
| SUPERA MAR DE PLATA SL | Coruña, A |
| SUPERFICIES DE ALIMENTACION S.A. | Granollers |
| SUPERGAST HOSTELERIA SOCIEDAD LIMITADA lapsed | BÉTERA |
| SUPERMERCADOS SABECO, S.A. lapsed | Villanueva de Gállego |
| SUPRA GAMBOA SA | Madrid |
| SUPRATUC2020 SL | Elorrio |
| SUPSAR INVEST S.L.(SOCIEDAD UNIPERSONAL) lapsed | Barcelona |
| SURO CAPITAL SA | Madrid |
| SUROLAIT SA | Onzonilla |
| SVENDBORG PV VII S.L.(SOCIEDAD UNIPERSONAL) | Badalona |
| SVF FINANCE, S.L. | Torrejón de Ardoz |
| SWAP ENERGIA S.A. | Donostia/San Sebastián |
| SWARCO TRAFFIC SPAIN, SA | Alcobendas/Madrid |
| SWEGON INDOOR CLIMATE SA | Madrid |
| SYBARYS EDTECH, S.L. group parent | Maracena |
| SYLENTIS, S.A. | Madrid |
| SYNECTIC, TECNOLOGIAS DE LA INFORMACION S.A. | Madrid |
| SYNGENTA ESPAÑA SA lapsed | MADRID |
| SYNTEGON TELSTAR TECHNOLOGIES S.L. (SOCIEDAD UNIPERSONAL) | Terrassa |
| SYNTHESIA TECHNOLOGY EUROPE S.L. (SOCIEDAD UNIPERSONAL) | Castellbisbal |
| T D N SA | Coslada |
| T SYSTEMS ITC IBERIA SA lapsed | Barcelona |
| T-500 PURATOS SA | Sils |
| T.F. PRINT SA | San Cristóbal de La Laguna |
| T.Q. TECNOL, S.A. | Reus |
| T2O ADMEDIA SERVICES, S.L. | Madrid |
| TA-TUNG PLATOS PRECOCINADOS S.L. (SOCIEDAD UNIPERSONAL) lapsed | Sant Vicenç dels Horts |
| TABACALERA SL | Madrid |
| TABIGAL, S.L. | Coruña, A |
| TABLEROS LOSAN, S.A. | Coruña, A |
| TAC GIRONA SA | Girona |
| TACRO PROPERTIES 5, S.L. | Madrid |
| TADARSA EOLICA SL lapsed | Avilés |
| TADARSA LOGISTICS SL lapsed | Avilés |
| TAGUARO SOCIEDAD LIMITADA | Arrecife |
| TAHE MEDICAL CENTER, S.L. lapsed | MURCIA |
| TAHE PRODUCTOS COSMETICOS, S.L. | Murcia |
| TAIBER TABLEROS AGLOMERADOS IBERICOS SL lapsed | Madrid |
| TAKE RENOVABLES SL lapsed | Bilbao |
| Take Two Interactive España S.L. | Barcelona |
| TALAFI POWER, S.L. | Madrid |
| TALAR SOLAR S.L. | Barcelona |
| TALAVERA SOLAR S.L. (SOCIEDAD UNIPERSONAL) | Barcelona |
| TALCY SL lapsed | Madrid |
| TALEA CAPITAL PARTNERS S.V. S.A. | Barcelona |
| TALENS SYSTEMS S.L.U | Elgoibar |
| TALGO SA | Ribera Baja/Erribera Beitia |
| TALLERES AGUI SA | OIARTZUN |
| TALLERES ALEGRIA SA group parent | Carreño |
| TALLERES DANIEL ALONSO RODRIGUEZ, S.A. lapsed | Avilés |
| TALLERES DE PRECISION GUREA S.A. lapsed | Bergara |
| TALLERES FLORIDA, S.A. | Majadahonda |
| TALLERES NAVALES PESQUEROS, S.A. | Palmas de Gran Canaria, Las |
| TALLERES Y REPUESTOS SA | Madrid |
| TALLERES Z B, S.A. | Errenteria |
| TALLERES ZITRON SA group parent | Gijón |
| TALLOLA SA | Almenara |
| TAMARANG S.A. | Barcelona |
| TAMARIS INVESTMENTS SL | Picassent |
| TAMBONOGA, S.A. | Marín |
| TAMBRE VALUE SICAV, S.A. | Madrid |
| TAMETAL SA | Bilbao |
| TAMOIN SL | Erandio |
| TAMPOPRINT IBERIA S.A.(SOCIEDAD UNIPERSONAL) | Martorelles |
| TANATORIO DE JEREZ SA | Jerez de la Frontera |
| TANATORIO DONOSTIALDEA-DONOSTIALDEKO BEILATOKI SA | Donostia/San Sebastián |
| TANAUA, S.A. | Madrid |
| TANIT INVERSIONES FINANCIERAS INTERNACIONALES, SOCIEDAD LIMITADA | Eivissa |
| TANIT MANAGEMENT SL lapsed | Madrid |
| TANQUES DE CARTAGENA, S.A.U. lapsed | Cartagena |
| TARAKONA SOLAR INVERSION S.L.(SOCIEDAD UNIPERSONAL) | Badalona |
| TARESA NORTE, S.L. lapsed | A CORUÑA |
| TARIFILLA SL | Sevilla |
| TARMAC ARAGON SLU | Teruel |
| TARRACO EOLICA LES GARRIGUES DOS SL lapsed | Madrid |
| TARRACO EOLICA LES GARRIGUES SL lapsed | Madrid |
| TARRAGONA INTERNACIONAL, S.L. lapsed | Barcelona |
| TARRAGONA POWER S.L. lapsed | Canonja, La |
| TASAL SL group parent | Zaragoza |
| TASGA RENOVABLES, S.L. | Santiago de Compostela |
| TASGA SOLAR, S.L. | Santiago de Compostela |
| TASTIA GROUP ALIMENTARIA SOCIEDAD LIMITADA lapsed | Castellón de la Plana/Castelló de la Plana |
| TAU PORCELANICO SOCIEDAD LIMITADA | Castellón de la Plana/Castelló de la Plana |
| TAUNAN S.L. group parent lapsed | Barcelona |
| TAURUS HOLDCO SL | MADRID |
| TAUSTE ENERGIA DISTRIBUIDA SOCIEDAD LIMITADA | Zaragoza |
| TAYMODE, VIBIA LOGISTIC PLATFORM S.L. (SOCIEDAD UNIPERSONAL) lapsed | Gavà |
| TBX PREMIUM CONNECTIONS, SLU | Laudio/Llodio |
| TBX SPAIN ASSETS SLU | Laudio/Llodio |
| TC 6 MADRID, S.L. | Madrid |
| TCT S.L. (SOCIEDAD UNIPERSONAL) lapsed | Barcelona |
| TD SYNNEX EUROPE SERVICES AND OPERATIONS S.L. | BARCELONA |
| TD SYNNEX SPAIN S.L. | BARCELONA |
| TDG CLAMPING SOLUTIONS SL | Gernika-Lumo |
| TDK ELECTRONICS COMPONENTS SA | Málaga |
| TDMED POWER SYSTEMS, S.L. | Coslada |
| TDN LUGO, S.L. lapsed | Lugo |
| TEAM INVER RENTA SL | Madrid |
| TEBAR EOLICA SA | Madrid |
| TEBRA, S.L. | Vigo |
| TECH MAHINDRA SPAIN SL | MADRID |
| TECHINT INVESTMENTS INTERNACIONAL SL lapsed | MADRID |
| TECHNIP ENERGIES IBERIA S.A. | CORNELLÀ DE LLOBREGAT |
| TECHPUMP SOLUTIONS SL | Gijón |
| TECKEL GESTORA S.L. group parent | Madrid |
| TECNICA DE AUTOMACION Y CONTROL SLU lapsed | Santo Tomé del Puerto |
| TECNICA Y PROYECTOS SA group parent | San Sebastián de los Reyes |
| TECNICAS DE ELECTRONICA Y AUTOMATISMOS, S.A. | Madrid |
| TECNICAS EN VEHICULOS AUTOMOVILES SL | MADRID |
| TECNICAS EXPANSIVAS SOCIEDAD LIMITADA | Logroño |
| TECNICAS REUNIDAS S. A. INTEC PLANTAS INDUSTRIALES SA UTE TALARA LEY 18/1982 | MADRID |
| TECNICAS REUNIDAS S.A. - INITEC PLANTAS INDUSTRIALES, S.A.U., UNION TEMPORAL DE EMPRESAS, LEY 18/1982 | MADRID |
| TECNICAS REUNIDAS SA group parent | MADRID |
| TECNICAS REUNIDAS SA - INITEC PLANTAS INDUSTRIALES SA UTE TR JRTP lapsed | MADRID |
| TECNICAS REUNIDAS SA - INITEC PLANTAS INDUSTRIALES SAU UTE LAW 18/1982 lapsed | MADRID |
| TECNICAS REUNIDAS SA INITEC PLANTAS INDUSTRIALES SA UTE TR INTEGRATED PROJECT lapsed | MADRID |
| TECNICAS REUNIDAS SA INITEC PLANTAS INDUSTRIALES SA UTE TR OPTARA lapsed | MADRID |
| TECNICAS REUNIDAS SA INITEC PLANTAS INDUSTRIALES SA UTE TR RUP LEY 18-1982 lapsed | MADRID |
| TECNICAS REUNIDAS SA INITEC PLANTAS INDUSTRIALES SA UTE TR YANBU REFINERY LEY 18-1982 lapsed | MADRID |
| TECNICAS REUNIDAS SA INITEC PLANTAS INDUSTRIALES SA UTE TR-ABU DHABI-SHAH 1 lapsed | MADRID |
| TECNICAS REUNIDAS SA INITEC PLANTAS INDUSTRIALES SAU UNION TEMPORAL DE EMPRESAS LEY 18/1982 - UTE TR JURONG PROJECT | MADRID |
| TECNICAS REUNIDAS SA INITEC PLANTAS INDUSTRIALES SAU UNION TEMPORAL DE EMPRESAS LEY 18/1982 UTE TANQUE MEJILLONES lapsed | MADRID |
| TECNICAS REUNIDAS SA INITEC PLANTAS INDUSTRIALES SAU UTE LEY 18/82 lapsed | MADRID |