Blue Sky Energy Rating ia a family owned, independent energy assessment service. Blue Sky Energy Rating performs residential energy audits of exisiting homes to show homeowners what energy improvements they need to save up to 30% on their utility bills and make their homes more comfortable.BlueSky verifies newly built homes for the  ENERGY STAR label and and the HBA Builders Challenge. Blue Sky Energy Rating is certified to perform energy audits for Energize Missouri Homes and the Ameren IL ActOnEnergy program. Blue Sky is RESNET, BPI and LEED AP certified.