Application information service based on customer relationship management is a research for make application models for information service for IBI Darmajaya students. Now IBI Darmajaya will realize of vision and mission, creativity in various shape, one of it can do with making one models of information service academy activity and non academic for students. The mature of plan very important with notice all part in IBI Darmajaya and students. Information service will increase the service and accommodation interest of IBI Darmajaya and can identification all aspect of information for students. And data for used is students part because related of academic activity and non academic of students, and then with System Development Life Cycle (SDLC) method have 4 fundamental step, planning, analysis, and design with UML then bring out information based on Customer Retalationship Management (CRM) as very well.