GHIZZONI SPA
References
| Year | Qualication detail | Issue by | Doc |
|---|---|---|---|
| 2008 | Qualificazione alla esecuzione di Lavori Pubblici | SOA |  |
| 2008 | Certificate SNCF | SNCF | |
| 2004 | Qualification for Supplier - AES | AES | |
| 2003 | Qualification for Supplier - AMPS | AMPS | |
| 1997 | Qualification British Gas | British Gas International | |
| 2002 | Qualification CNIM | CNIM | |
| 2007 | Qualification for Supplier - ENI | ENI S.p.A. | |
| 2006 | Qualification for Pipeline construction | Gaz de France | |
| 2009 | Qualification Minitunnel | Snam Rete Gas S.p.A. | |
| 2007 | Qualification HDD | Romagna Acque | |