| Company | Role | Joined | Share Capital |
|---|---|---|---|
| ECOTEC ENGENHARIA LTDA | Sócio-Administrador (49) | 2/24/1999 | R$ 3,969,000.00 |
| ECOTEC IND. E COM DE UTILIDADES DOMESTICAS LTDA | Sócio (22) | 8/30/1991 | |
| MEDICAL PARTICIPACOES LTDA | Sócio (22) | 6/18/2001 | R$ 35,640.00 |
| SERVICOS MEDICOS HELLYN S/C LTDA | Sócio (22) | 10/1/1999 | |
| SERVICOS MEDICOS HOSPITALARES SANTA FE LTDA | Sócio (22) | 3/27/2009 | R$ 2,000.00 |