Nowdays, business competition between the companies is getting very tight. Information technology in e-business system has an ability to make added value such as time efficiency, easiness and convenient in doing transactions through its characteristics that do not have any time distance, organization or geographic area limitation. CV. Permata Inti Konstruksi is one of the company that carries out the business on goods and services procurement. They always try to satisfy their consumrs. The methodology in this paper is FAST methodology, that consists of preliminary investigation phase, problem analysis phase, requirement analysis phase , design phase, decision analysis phase, construction phase and implimentation phase, The design phase consists of logical design system, physical design system, program design and implementation plan. The result from the project is a prototype of web based E-business system on CV. Permata Inti Konstruksi.