The Project is related to Electrical Design of all residential and commercialbuildings. Furthermore, this project has been considered with complete site of investigation, and develops comprehensive drawings, descriptions and conditions based on the given information which is provided by the company. All work must comply with the applicablenational and international Electrical (NEC) Codes, International Electrical Committee (IEC), National Fire Protection Alarm (NFPA). Moreover, regarding to the given information on this Project where it is necessary panel board (PB), Main Distribution Panel (MDP)Sub Distribution Panel (SDP), feeders, Automatic Transfer Interference (ATI),transformer, Generator and etc. Finally the Design and calculations will be submitted in this design Analysis.