| Company | Role | Joined | Share Capital |
|---|---|---|---|
| CONCREMAT / ENGECONSULT - VITORIA DE SANTO ANTAO | Sociedade Consorciada (20) | 5/21/2013 | |
| CONCREMAT/PROJETEC | Sociedade Consorciada (20) | 7/1/2013 | |
| CONSORCIO CONCREMAT - ENGECONSULT. SERHMACT | Sociedade Consorciada (20) | 10/17/2013 |