Gas The municipalities, grouped into SIEL-Territoire d’énergie Loire, delegate to it the organisation of the public gas distribution service. SIEL-Territoire d’énergie Loire is the owner of the gas* distribution networks in Loire, the management of which it entrusts to the concession holders, GRDF, under the conditions laid down in the one concession contract. SIEL-Territoire d’énergie Loire ensures their commitments under this contract. *88 municipalities excluding Saint-Étienne Métropole. A number of SIEL-Territoire d'énergie Loire officers are in charge of analysing and monitoring the concession holder’ activities day to day in order to guarantee the quality of the public service.