Participating Contractors The participating contractors listed below are authorized to perform Quick Home Energy Check-ups and Virtual Home Energy Check-ups on behalf of Delmarva Power. This list is provided to customers for informational purposes and for verifying the participating contractors in the program. Advanced Green Home Solutions Atlas Home Energy Solutions DeVere Insulation Home Performance C.A.R.E. Property Services, Inc. Efficient Home, LLC EZ Green Home Scope Services Inc. Zerodraft Maryland, LLC Only contractors on this list are authorized to provide Quick Home Energy Check-ups and Virtual Home Energy Check-ups on behalf of Delmarva Power. If you have any questions, please call 1-866-353-5799.