ComEd, the largest electric utility in Illinois and the primary electric provider for Chicago and much of Northern Illinois, will be making big changes to its billing system as soon as Friday, with some customer tools being impacted as the overhaul takes place.According to an announcement from the utility, the changes, which will effect customer information and billing, is meant to be a more "sophisticated" system to better serve customers.
Commonwealth Edison is making a huge change to billing. See story here.