The main objective of this research was to design the service for large enterprise customer requirements toward Provincial Electricity Authority: a case study of PEA Sadao, PEA Hadyai and PEA Songkla Province. This research was conducted by using finding data as a model and developing the service pattern based on visions of PEA. Therefore, this research was focused on design the service for customer to achieve the highest possible level of service satisfaction in accordance with the visions of PEA by applied Quality Function Deployment Technique which is one of the techniques focusing on customer and service design to meet the customer requirements. In addition, the findings of Quality Function Deployment (QFD) Technique applied revealed that the 13-technique objectives of customer. According to the satisfactions assessment, a case of using previous technique aspect as a future framework service design, a result showed that an average satisfaction of respondents was highest level at 4.08 (81.60%). Expectantly, the research outcomes would contribute to service design improvement as to further accommodate and support user requirements.