| Founded:1958 | Employees:10000+ | Headquarters Location:Madrid, ES |
| Founded:1941 | Employees:10000+ | Headquarters Location:Madrid, ES |
| | Employees:10000+ | Headquarters Location:Madrid, ES |
| | Employees:10000+ | Headquarters Location:Madrid, ES |
| Founded:1891 | Employees:5000-10000 | Headquarters Location:Barcelona, ES |
| Founded:1928 | Employees:5000-10000 | Headquarters Location:Sant Vicenç dels Horts, ES |
| Founded:1950 | Employees:25 - 100 | Headquarters Location:Montcada i Reixac, ES |
| Founded:1959 | Employees:1000-5000 | Headquarters Location:Madrid, ES |
| Founded:2003 | Employees:5000-10000 | Headquarters Location:ALBACETE, ES |
| Founded:1968 | Employees:500-1000 | Headquarters Location:Barcelona, ES |
| Founded:1989 | Employees:500-1000 | Headquarters Location:Bilbao, ES |
| Founded:2006 | Employees:200-500 | Headquarters Location:Madrid, ES |
| Founded:1979 | Employees:200-500 | Headquarters Location:Madrid, ES |
| | Employees:200-500 | Headquarters Location:MADRID, ES |
| | Employees:100-200 | Headquarters Location:El Puerto de Santa Maria, ES |
| Founded:1994 | Employees:100-200 | Headquarters Location:Madrid, ES |
| Founded:1976 | Employees:100-200 | Headquarters Location:Vigo, ES |
| Founded:2008 | Employees:100-200 | Headquarters Location:Madrid, ES |
| Founded:1968 | Employees:100-200 | Headquarters Location:Valencia, ES |
| Founded:1953 | Employees:10-50 | Headquarters Location:Madrid, ES |
| | Employees:10-50 | Headquarters Location:Madrid, ES |
| Founded:1975 | Employees:10-50 | Headquarters Location:Las Palmas de Gran Canaria, ES |
| | Employees:1-10 | Headquarters Location:ES |
| Founded:2015 | Employees:1-10 | Headquarters Location:Almoradi, ES |
| Founded:2016 | Employees:1-10 | Headquarters Location:Murcia, ES |
| Founded:1983 | Employees:1-10 | Headquarters Location:Girona, ES |
| | Employees:25 - 100 | Headquarters Location:ES |
| Founded:1969 | | Headquarters Location:Madrid, ES |
| Founded:1911 | Employees:10000+ | Headquarters Location:Madrid, ES |
| Founded:2020 | Employees:1-10 | Headquarters Location:Cartagena, ES |
| Founded:1973 | Employees:200-500 | Headquarters Location:Aizoáin, ES |
| Founded:1978 | Employees:100 - 250 | Headquarters Location:Madrid, ES |
| Founded:1973 | Employees:1.0K - 5.0K | Headquarters Location:Villarreal, ES |
| Founded:1972 | Employees:1000-5000 | Headquarters Location:11510 Puerto Real, ES |
| Founded:2006 | Employees:1000-5000 | Headquarters Location:Seseña Nuevo, ES |
| Founded:1969 | Employees:1000-5000 | Headquarters Location:Madrid, ES |
| Founded:1928 | Employees:500 - 1.0K | Headquarters Location:Madrid, ES |
| Founded:2000 | Employees:200-500 | Headquarters Location:Alcobendas, ES |
| Founded:1977 | Employees:500-1000 | Headquarters Location:Sigüeiro, ES |
| Founded:1961 | Employees:1.0K - 5.0K | Headquarters Location:Oñati, ES |
| Founded:1977 | Employees:10-50 | Headquarters Location:45520, ES |
| Founded:2005 | Employees:25 - 100 | Headquarters Location:Móstoles - Madrid, ES |
| Founded:2009 | Employees:100-200 | Headquarters Location:Madrid, ES |
| Founded:1959 | Employees:1000-5000 | Headquarters Location:L’Hospitalet de Llobregat, ES |
| Founded:1975 | Employees:10000+ | Headquarters Location:Palma, ES |
| Founded:1919 | Employees:1000-5000 | Headquarters Location:Madrid, ES |
| | Employees:25 - 100 | Headquarters Location:Madrid, ES |
| Founded:1994 | Employees:10-50 | Headquarters Location:Collado Villalba, ES |
| Founded:1969 | Employees:500 - 1.0K | Headquarters Location:Torrevieja, ES |
| Founded:1961 | Employees:1000-5000 | Headquarters Location:Madrid, ES |
| | Employees:200-500 | Headquarters Location:ES |
| Founded:1968 | Employees:200-500 | Headquarters Location:Alicante, ES |
| Founded:1961 | Employees:200-500 | Headquarters Location:Antzuola, ES |
| Founded:2007 | Employees:1000-5000 | Headquarters Location:Pozuelo de Alarcón, ES |
| | Employees:500-1000 | Headquarters Location:ES |
| Founded:1891 | Employees:5000-10000 | Headquarters Location:Barcelona, ES |
| | Employees:10000+ | Headquarters Location:Madrid, ES |
| | Employees:- | Headquarters Location:ES |
| | Employees:10-50 | Headquarters Location:ES |
| | Employees:1000-5000 | Headquarters Location:Tres Cantos, ES |
| Founded:1982 | Employees:500-1000 | Headquarters Location:Mollet del Valles, ES |
| Founded:1974 | Employees:1000-5000 | Headquarters Location:España, ES |
| Founded:1996 | Employees:100-200 | Headquarters Location:Getafe, ES |
| Founded:1977 | Employees:100-200 | Headquarters Location:Les Franqueses del Valles, ES |
| Founded:1989 | Employees:1 - 25 | Headquarters Location:Madrid, ES |
| Founded:2008 | Employees:1000-5000 | Headquarters Location:Valencia, ES |
| Founded:1988 | Employees:500-1000 | Headquarters Location:Binéfar, ES |
| Founded:1985 | Employees:500-1000 | Headquarters Location:Galicia, ES |
| Founded:2000 | Employees:200-500 | Headquarters Location:Alberic, ES |
| Founded:1905 | Employees:100-200 | Headquarters Location:Legorreta, ES |
| | Employees:1000-5000 | Headquarters Location:ES |
| Founded:1989 | Employees:200-500 | Headquarters Location:Santiago de Compostela, ES |
| Founded:1997 | Employees:500-1000 | Headquarters Location:Valencia, ES |
| Founded:2016 | Employees:1000-5000 | Headquarters Location:Madrid, ES |
| Founded:2005 | | Headquarters Location:Barcelona, ES |
| Founded:1977 | Employees:1000-5000 | Headquarters Location:Madrid, ES |
| Founded:1984 | Employees:200-500 | Headquarters Location:Garray, ES |
| Founded:1967 | Employees:100-200 | Headquarters Location:Madrid, ES |
| Founded:1981 | Employees:100-200 | Headquarters Location:Zaragoza, ES |
| Founded:1987 | Employees:500-1000 | Headquarters Location:Madrid, ES |
| Founded:1941 | Employees:10000+ | Headquarters Location:Madrid, ES |
| | Employees:1000-5000 | Headquarters Location:Madrid, ES |
| | Employees:200-500 | Headquarters Location:ALCOBENDAS, ES |
| Founded:1962 | Employees:500-1000 | Headquarters Location:Madrid, ES |
| Founded:1977 | Employees:200-500 | Headquarters Location:Madrid, ES |
| Founded:1985 | Employees:200-500 | Headquarters Location:Cornellà de Llobregat, ES |
| Founded:1979 | Employees:200-500 | Headquarters Location:Pamplona, ES |
| Founded:1990 | Employees:200-500 | Headquarters Location:Oñati, ES |
| Founded:1992 | Employees:100-200 | Headquarters Location:Barcelona, ES |
| | Employees:200-500 | Headquarters Location:Madrid, ES |
| Founded:1888 | Employees:100-200 | Headquarters Location:Gavà, ES |
| Founded:2019 | Employees:10-50 | Headquarters Location:Barcelona, ES |
| | Employees:1000-5000 | Headquarters Location:Tres Cantos, ES |
| Founded:1969 | Employees:500-1000 | Headquarters Location:Castellón de la Plana, ES |
| Founded:2001 | Employees:1-10 | Headquarters Location:Gavá, ES |
| | Employees:100-200 | Headquarters Location:Alcorcón, ES |
| Founded:2009 | Employees:25 - 100 | Headquarters Location:Sant Cugat del Vallés, ES |
| Founded:2006 | Employees:10-50 | Headquarters Location:Elche, ES |
| Founded:1970 | Employees:100-200 | Headquarters Location:Barcelona, ES |