Compesa

State-owned; as of a partial-concession model formalized in early 2026, Compesa retains responsibility for water production/treatment while a private consortium (Pátria/Acciona/BRK) takes over distribution and sewage collection/treatment under a ~R$17.4 billion, 151-municipality contract signed Q1 2026 -- Compesa itself continues to exist and operate as the retail-facing brand/regulator of record. No verifiable public status page found.