Dunamis International Gospel Centre, is a church headquartered in Abuja, Nigeria, with Dr. Paul and Dr. Becky Enenche, as the senior pastors. We constructed a MV LV power upgrade system comprising of 4 nr 1MVA transformers, synchronisation panels, HV and LV cables. HVAC commissioning and 100KVA emergency online inverter backup system, This was used to solve the low power voltage in Dunamis and a back up system was created in other for emergency online inverter backup system also it made Dunamis independent of the power grid system.