Need for Composition of Web services Business applications have to interoperate and integrate The most recent answer to the integration challenge is the Service Oriented Architecture (SOA) and the web services technologies Different business applications exposing their functionalities through web services E Developing the web services and exposing the functionalities is not sufficient. We also need a way to compose these functionalities in the right order(Business process)Need for Composition of Web Services Business applications have to interoperate and integrate The most recent answer to the integration challenge is the Service Oriented Architecture (SOA) and the web services technologies – Different business applications exposing their functionalities through web services Developing the web services and exposing the functionalities is not sufficient. We also need a way to compose these functionalities in the right order (Business process)