Our customer commitments SIG is definitively committed to its customers: We restore electricity within 4 hours following a scheduled interruption in 99% of the cases. gas Gas maintenance services Respond in under 3 hours in the event of network failure and in less than 30 minutes for gas emergencies. This is the case for 81% of responses. reception Customer service Put you through to an adviser in under 30 seconds at +41 (0)844 800 808. This is the case for 86% of calls. Process your request on +41(0)844 800 808 as of the very first call. This is the case for 84% of requests. economy Electricity savings Bill you at the lowest electricity rate. This is the case for 100% of our customers. Ensure you enjoy a 10-20% discount on the energy portion of your bill if you reduce your electricity consumption by at least 4%. This was the case for 86,715 customers in 2016. Electricity savings water Drinking water Provide you with pristine water by supplementing the chemical analyses tests with taste tests twice a month. This is the case every year, with 24 yearly tastings organised across the drinking water network, ensuring pristine water with a most pleasant taste.