| Nom | Prénom | Mandat | Power |
|---|---|---|---|
| DROME ARDECHE ENROBES | |||
| VALORSOL ENVIRONNEMENT | |||
| DROME BETON | |||
| CHEVAL GRANULATS | |||
| MAZARS & SEFCO | |||
| BAILLET | MARYPIERRE | 1971-12 | |
| CHEVAL | JEAN-PIERRE | 1971-07 | Chairman of the Board of Directors |
| CHEVAL | JEAN-PIERRE | 1971-07 | Director |
| DESELAIE | ANTHONY | 1970-02 | Director |
| GIAMMATTEO | JEAN-CHRISTOPHE | 1966-03 | Director |