Associate Members
| Member | Joined | Action |
| ACI Informatica | 2008-03-01 | |
| Agenzia per l'Italia Digitale | 2004-01-01 | |
| CenturyLink | 2018-09-05 | |
| China Telecom | 2018-09-25 | |
| Cogent Communications | 2008-03-01 | |
| E4A | 2008-05-02 | |
| Foxtel | 2009-01-01 | |
| GTT | 2008-04-01 | |
| KPNQwest Italia | 2018-06-04 | |
| Linkem | 2018-01-01 | |
| Retelit | 2019-04-30 | |
| Telecom Italia Sparkle | 2018-06-04 | |
| Telia Carrier | 2018-06-20 |