| PROARBORYS | | | |
| SINTEO | | | |
| C.I.D.E.L. SECURITE | | | |
| ONET PARCS DE LOISIRS | | | |
| H-AIR | | | |
| O.T.N.I. - ONET TECHNOLOGIES NUCLEAR INTERNATIONAL | | | |
| ONET TECHNOLOGIE KK ( Kabushiki Kaisha) | | | |
| ONET ANIMATION | | | |
| PROHYGIENE | | | |
| ONET SECURITE - SECURITE RENFORCEE | | | |
| SOCIETE DE MANAGEMENT LOGISTIQUE | | | |
| SOCIETE DE MANAGEMENT SERVICES AEROPORTUAIRES | | | |
| SOCIETE DE MANAGEMENT SECURITE ET ACCUEIL | | | |
| SP SERVICES | | | |
| ONET LUXEMBOURG | | | |
| ONET SECURITE - PROTECTION RAPPROCHEE | | | |
| ONET PROPRETE TRANSPORTS URBAINS ILE DE FRANCE | | | |
| ONET SERVICES | | | |
| Onet Technologies ND | | | |
| ONET SERVICES INDUSTRIE | | | |
| ISATEC | | | |
| Onet Technologies TI | | | |
| INGELYS | | | |
| TELEM | | | |
| DROME SERVICE NETTOYAGE | | | |
| Onet Technologies CN | | | |
| MAIN SECURITE | | | |
| ONET ACCUEIL | | | |
| ONET HOTELLERIE DE LOISIRS | | | |
| ONET CONTIGO CENTRO ESPECIAL DE EMPLEO | | | |
| PROHYGIENE MEDITERRANEE | | | |
| PROHYGIENE 81 | | | |
| HOTEL SERVICE | | | |
| SAFEN AEROLOG | | | |
| ONET AIRPORT SERVICES PROVINCE | | | |
| SERVICE PLUS | | | |
| KPMG | | | |
| ONET GESTION | | | |
| ONET IBERIA SOLUCIONES | | | |
| EMONE ENTREPRISE MONEGASQUE DE NETTOYAGE ET D'ENTRETIEN | | | |
| ONET (SUISSE) | | | |
| ONET AIRPORT SERVICES PARIS | | | |
| ONET SERVICES CARAIBES | | | |
| ONET SERVICES ANTILLES | | | |
| PRODIM | | | |
| FORMATION SERVICES ASSOCIATION | | | |
| ONET LOGISTIQUE | | | |
| SOCIETE DE MANAGEMENT PROPRETE ET SERVICES | | | |
| ATELIERS ET GARAGES H REINIER | | | |
| ONET TECHNOLOGIES | | | |
| PRODIM MATERIELS ET LOCATION | | | |
| HOLDING REINIER | | | |
| SKYLOGISTIC | | | |
| ENTREPRISE H REINIER | | | |
| ONET | LAURENT | 1968-07 | |
| HOBART | MAGALI | 1976-10 | Management Controller |