Current composition
| ICGC: 8 members |
| ACA: 2 members |
| UAB |
| UPC |
| UdG |
| CSIC |
| Subterranean Hidrology International Centre |
| General Directorate of Mines and Industrial Safety |
| ICAEN |
| Geologist Association of Catalonia |
| ICGC: 8 members |
| ACA: 2 members |
| UAB |
| UPC |
| UdG |
| CSIC |
| Subterranean Hidrology International Centre |
| General Directorate of Mines and Industrial Safety |
| ICAEN |
| Geologist Association of Catalonia |