Present throughout the Spanish State
| Company | Registered Address | Agreement signature |
|---|---|---|
| General Council of Colleges of Qualified Teachers of Non-Profit Classes of Spain | C/ Hileras, 4, 1 - 28013 Madrid | 03/05/2000 |
| Quimeltia | C/ Ferrers, nº 2, pl. Baja 46723 - Almoines Valencia | 22/03/2018 |