To solve interoperability problem from semantic level, we propose to contribute to orchestration of the business processes to implement a mediation based on Enterprise Service Bus (ESB). We show how to take advantage of the forthcoming version of Business Process Modeling Notation 2.0 (BPMN 2.0) of the Object Management Group (OMG) within the framework of a Services Oriented Architecture (SOA) development. This new version of BPMN is characterized by the addition of the notion of private/public

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... process, choreography and conversation which are essential components of SOA architecture. We propose a model driven approach using an intermediate BPMN 2.0 model stemming from the high-level Modeling of the business processes defined from the industrial partner's requirements, to implement the solution on an ESB. The results, within a project whose objective is to allow the Small and Medium Enterprises (SME) to benefit from a collaborative interoperable architecture, allows the definition of domain process interfaces.