| Course name | Trainer | Place | Hours | Month | Year | Language | Download link |
| Steels-general concepts and heat treatments | University of Mondragon | Valle de Trápaga | 16 | March | 2019 | Spanish | Steels-general concepts and heat treatments |
| Balanced scorecard | Luarca consultores | Bilbao | 24 | March | 2015 | Spanish | Balanced scorecard |
| Internal auditor-QMS | Hands-on | Warrington | 16 | June | 2008 | English | Auditor QMS |
| EFQ self-evaluation | Ofyde consulting | Urduliz | 20 | September | 2000 | Spanish | —– |
| Calibration of equipment | Euskalit | Zamudio | 16 | June | 1995 | Spanish | Calibration of equipment |