Ireti's subsidiaries
- Iren Acqua 60% (which holds 66.55 of Iren Acqua Tigullio, 49% of Amter and 100% of Immobiliare delle Fabbriche)
- ASM Vercelli 60% (which holds 100% of Atena Trading)
- Consorzio GPO 62.35%
- Iren Laboratori SpA (Iren Lab) 90.89%
- ACAM Acque SpA
Last update 11/01/2018