Energy buying groupSIEL-Territoire d'énergie Loire regularly organises electricity, gas or wood energySIEL-Territoire d’énergie Loire provides a tendering service and negotiates the best rates with the operators on the market. It provides independent, neutral expertise and support. All types of contracts are concerned.SIEL-Territoire d’énergie Loire is a public service that acts in the interests of professional energy consumers : municipalities, groupings of municipalities, social housing providers, schools, medical facilities and institutions, local authorities, state bodies.