| Santander Group | May 15, 1857 | — | 1 |
| SDI Media Iberia | — | — | 1 |
| Segarra Films | 2010 | — | 1 |
| Set Màgic Audiovisual | — | — | 1 |
| Spanish National Research Council | November 24, 1939 | — | 1 |
| Squirrel Capital | — | — | 1 |
| Sultana Films | — | — | 1 |
| Suma Content | — | — | 1 |
| Telefónica | April 19, 1924 | 1988 | 1 |
| Televisió de les Illes Balears | — | — | 1 |
| Tesela Producciones | — | — | 1 |
| The Other Side Films | — | — | 1 |
| Trece | 2010 | — | 1 |
| UniKo | 2009 | — | 1 |
| Universal Music Spain, S.L. | — | — | 1 |
| Unión Films | — | — | 1 |
| Visualsuspects | — | — | 1 |
| Xarxa Audiovisual Local | November 15, 2012 | — | 1 |
| Xunta de Galicia | 1981 | — | 1 |
| À Punt Mèdia | April 5, 2017 | June 27, 2024 | 1 |
| Araba Films | — | — | — |
| Balet y Blay | 1938 | — | — |
| Big Bang Media | 2009 | — | — |
| BRB Internacional | 1972 | — | — |
| Bulldog TV | 2015 | — | — |
| Cuarzo Producciones | 2000 | — | — |
| Dlo/Magnolia | 2004 | — | — |
| Emergencia P.C. | 1970 | — | — |
| Estudios Roptence | — | — | — |
| Fénix Media Audiovisual | 2020 | 2025 | — |
| Ganga Producciones | March 12, 1997 | — | — |
| Gestmusic | 1987 | — | — |
| Green Moon España | 2003 | — | — |
| Internacional Films | 1920 | 1950 | — |
| Iris Films | 1909 | 1911 | — |
| La Fábrica de la Tele | 2007 | April 30, 2024 | — |
| La Osa Producciones Audiovisuales | March 12, 2024 | — | — |
| Laponia Films | 1961 | — | — |
| Miramón Mendi | 1988 | — | — |
| No-Do | 1943 | — | — |
| Nova Films | 1958 | — | — |
| Ornis Films | 1969 | — | — |
| S.I.E. Films | August 1936 | — | — |
| Serveis Balears de Televisió | June 24, 2004 | — | — |
| Teidees Audiovisuals | 2008 | — | — |
| Unicorn Content | June 27, 2017 | — | — |
| Uranzu Films | 1964 | — | — |
| Zeppelin TV | 1992 | — | — |
| Zinkia Entertainment | January 2, 2001 | — | — |