In compliance with Resolution No. 17/2026, the Chamber CIESP/FIESP shall publish the composition of arbitral tribunals in proceedings commenced on or after July 1, 2026. Please find the list below:
| Proceeding | Date of execution of the Terms of Reference | Full Names | Nationalities | Position | The method of appointment of each arbitrator | Status of the arbitration proceeding |
| 0001 | September 29, 2026 | José Rogério Cruz e Tucci | Brasilian | Sole arbitrator | Parties | Active |
| 0002 | October 9, 2026 | José Roberto de Castro Neves | Brasilian | Co-arbitrator | Parties | Active |
| 0002 | October 9, 2026 | Luciano Benetti Timm | Brasilian | Co-arbitrator | Parties | Active |
| 0002 | October 9, 2026 | Natália Mizrahi Lamas | Brasilian | President | Co-arbitrators | Active |
| 0003 |
October 5, 2026 |
Adriana Valéria Pugliesi | Brasilian | Sole arbitrator | Presidency of the Chamber | Active |