Home ERS Our society Historical Our locations Our locations Our means The Fayat group Our jobs Energy distribution Public lighting Telecom & Optical fiber Our references Our clients Our achievements Join us Our vacancies Spontaneous application Men at the heart of energy ERS ERS is a Breton subsidiary of the Fayat Energie Services division of the FAYAT group. Specialized in the fields of network infrastructure, we operate in the West of France. Energy distribution, public lighting, telecom networks and even fiber optics are among our areas of activity. Always at your service, ERS provides your projects with the most appropriate response in terms of work and maintenance studies . Communities or businesses, we provide you with our expertise and know-how for the realization of your network infrastructure projects . Read More 1 Our locations News september 2016 The FNCCR congress from June 21 to 23, 2016 > Read more june 2016 GO BLUES !!! > Read more 1 2 Our locations Find us ? Our jobs Energy distribution Public lighting Telecom & Optical fiber ERS News Legal Notice Sitemap Subsidiary of the group Copyright 2014 ERS - Hastone