| DENUMIRE | LOCALITATE |
| A.C.I. BISTRITA | CLUJ NAPOCA |
| ACI CLUJ | CLUJ NAPOCA |
| ACI INTERNATIONAL INVEST | CLUJ NAPOCA |
| ACSA | CAMPIA TURZII |
| CARTEL BAU | CLUJ NAPOCA |
| DOMENIUL PUBLIC TURDA | TURDA |
| DRUMURI SI PODURI JUDETENE CLUJ | CLUJ NAPOCA |
| GRUP 4 INSTALATII | CLUJ NAPOCA |
| MBS GROUP | TURDA |
| NETSOFT SYSTEMS | CLUJ NAPOCA |
| NORD CONFOREST | CLUJ NAPOCA |
| SCIFCAR | CLUJ NAPOCA |
| SERVATEC | APAHIDA |
| SOCIETATEA DE CONSTRUCTII NAPOCA | CLUJ NAPOCA |
| TCI CONTRACTOR GENERAL | CLUJ NAPOCA |
| TRANSILVANIA CONSTRUCTII | CLUJ NAPOCA |
| TRUSTUL DE INSTALATII MONTAJ SI CONSTRUCTII | CLUJ NAPOCA |
certification according to the conditions of the ISO 9001 standard:2015 / SR EN ISO 9001:2015
observer member of
European Association of Paritarian Institutions - AEIP
