A method for providing a web service broker includes providing an interface between an enterprise and at least one of a service client and a service provider. The service client discovers web services on a service registry and uses the corresponding web services from the service provider. Communication is provided between the enterprise and the at least one of the service client and the service provider. Information from or to the enterprise is converted to a form that is appropriate for the at least one of the service client and the service provider. Additionally or alternatively, information from or to the at least one of the service client and the service provider is converted to a form that is appropriate for the enterprise.