RGS Energy 89.84 Rating Score™ Other Of 158 ratings/reviews posted on 4 verified review sites, RGS Energy has an average rating of 4.48 stars. This earns a Rating Score™ of 89.84. View Profile & Reviews 07/18/2017 Verified Very smooth process. All my questions were answered to my liking. Install was very professional. Nothing to complain about!