| Sertrantur Sociedad Limitada | Benicasim/benicassim | Castellon |
| Serveis Especials Benicassim Sl | Benicasim/benicassim | Castellon |
| Serviauto Multiservicios Sl | Benicasim/benicassim | Castellon |
| Servicasim, S.l | Benicasim/benicassim | Castellon |
| Servicio De Representacion Reptron Sl | Benicasim/benicassim | Castellon |
| Servicios Al Corredor De Montaña Sl | Benicasim/benicassim | Castellon |
| Servicios Automatizados F&m Sociedad Limitada | Benicasim/benicassim | Castellon |
| Servicios Benicasim-servicasa Sociedad Limitada | Benicasim/benicassim | Castellon |
| Servicios Generales Scotti, Sociedad Limitada | Benicasim/benicassim | Castellon |
| Servicios Hogar Benicasim Sociedad Limitada | Benicasim/benicassim | Castellon |
| Servicios Hosteleros Benicasim Sociedad Limitada | Benicasim/benicassim | Castellon |
| Servicios Inmobiliarios Benicassim-alcala Sociedad Limitada | Benicasim/benicassim | Castellon |
| Servicios Inmobiliarios Mingarro-canos Sociedad Limitada | Benicasim/benicassim | Castellon |
| Servicios Integrales Para Espacios Verdes Sociedad Limitada | Benicasim/benicassim | Castellon |
| Servicios Y Contratas Beniver Sociedad Limitada | Benicasim/benicassim | Castellon |
| Servicios Y Gestiones Obreras Sl | Benicasim/benicassim | Castellon |
| Servicios Y Transportes Marques-agut Sociedad Limitada | Benicasim/benicassim | Castellon |
| Servinot 99 Sl | Benicasim/benicassim | Castellon |
| Setif Ceram Sociedad Limitada | Benicasim/benicassim | Castellon |
| Seyca Tecnic Sociedad Limitada | Benicasim/benicassim | Castellon |
| Shires Del Levante Sl | Benicasim/benicassim | Castellon |
| Sicorax Coop V | Benicasim/benicassim | Castellon |
| Siemi Gastronomia Sociedad Limitada | Benicasim/benicassim | Castellon |
| Siete Brujas Castellon Sl | Benicasim/benicassim | Castellon |
| Sihcom Import-export S.l | Benicasim/benicassim | Castellon |
| Silmarsa Sociedad De Responsabilidad Limitada | Benicasim/benicassim | Castellon |
| Sinuad Sl | Benicasim/benicassim | Castellon |
| Sirta Frut Sociedad Limitada | Benicasim/benicassim | Castellon |
| Sm Mineral Solutions Sociedad Limitada | Benicasim/benicassim | Castellon |
| Smart Mobility Services Spain Sociedad Limitada | Benicasim/benicassim | Castellon |
| Smartworking4u Sociedad Limitada | Benicasim/benicassim | Castellon |
| So Lovely Events Sociedad Limitada | Benicasim/benicassim | Castellon |
| Socarrades Marti C.b | Benicasim/benicassim | Castellon |
| Sociedad Alvarez Pontes Sl | Benicasim/benicassim | Castellon |
| Sociedad Traumatologica De Castellon Slp | Benicasim/benicassim | Castellon |
| Socitur Monleon Sl | Benicasim/benicassim | Castellon |
| Socitur Vista Alegre Sl | Benicasim/benicassim | Castellon |
| Solchillar 08 Sociedad Limitada | Benicasim/benicassim | Castellon |
| Solea Playa Sl | Benicasim/benicassim | Castellon |
| Solina Rest Sl | Benicasim/benicassim | Castellon |
| Soljeormi Benicasim Sl | Benicasim/benicassim | Castellon |
| Soluciones Informaticas Benicassim Sociedad Limitada En Liquidacion | Benicasim/benicassim | Castellon |
| Soluciones Integrales Castellon Sociedad Limitada | Benicasim/benicassim | Castellon |
| Somnis Del Desert Sociedad Limitada | Benicasim/benicassim | Castellon |
| Sonido Positivo Sociedad Limitada | Benicasim/benicassim | Castellon |
| Sort 2.002 Sociedad Limitada | Benicasim/benicassim | Castellon |
| Soulazahar Sociedad Limitada | Benicasim/benicassim | Castellon |
| Soundglasses Events Sl | Benicasim/benicassim | Castellon |
| Spain Arya Global Investments Sl | Benicasim/benicassim | Castellon |
| Sparkling Consulting Sl | Benicasim/benicassim | Castellon |
| Sport Counselor Sxxi Sociedad Limitada | Benicasim/benicassim | Castellon |
| Spots Videos Producciones Sl | Benicasim/benicassim | Castellon |
| Standby Electrics C.b | Benicasim/benicassim | Castellon |
| Stangler Trade Company Sl | Benicasim/benicassim | Castellon |
| Stedo Sl | Benicasim/benicassim | Castellon |
| Subc Prop Cl Antonio Puerto 7 | Benicasim/benicassim | Castellon |
| Subc Prop Cl De La Il.lustracio 11 | Benicasim/benicassim | Castellon |
| Subc Prop Cl Pere El Ceremonios 8 | Benicasim/benicassim | Castellon |
| Subc Prop Cñ Pere El Ceremonios 10 | Benicasim/benicassim | Castellon |
| Subcdad Prop Apartamentos Arenal Bl B Esc 2 | Benicasim/benicassim | Castellon |
| Subcdad Prop Ascensor Esc 2 Bl A Apart Arenal | Benicasim/benicassim | Castellon |
| Subcdad Prop Cl Albeniz-4 De La Cdad Prop Pda Barranco De Farcha | Benicasim/benicassim | Castellon |
| Subcdad Prop Cl Cuatre Camins N. 5 | Benicasim/benicassim | Castellon |
| Subcdad Prop Cl Cuatre Camins N. 7 | Benicasim/benicassim | Castellon |
| Subcdad Prop Cl Los Dolores 93, 95 Y 97 | Benicasim/benicassim | Castellon |
| Subcdad Prop Cl Los Dolores 95 | Benicasim/benicassim | Castellon |
| Subcdad Prop Ed Bella Vista Esc 1 | Benicasim/benicassim | Castellon |
| Subcdad Prop Ed Bella Vista Esc 2 | Benicasim/benicassim | Castellon |
| Subcdad.prop.ed Bellavista Esc 5 | Benicasim/benicassim | Castellon |
| Subcdad.prop.viv. Ed Bella Vista Esc. 3 | Benicasim/benicassim | Castellon |
