Guelph Hydro Electric Systems Inc (GHESI) is the local electricity distribution company (LDC) for Guelph and Rockwood. We deliver electricity, maintain the lines to homes and businesses, provide 24-hour emergency service and ensure that we can always meet the electricity supply requirements of our customer community. In industry jargon, our business is often called the “wires” business. Under Section 29 of the Electricity Act, we also provide electricity for customers who do not choose to contract with a licensed electricity retailer.