Abstract. The Internet and the Web have extended traditional business networks by allowing a Web of different digital resources to work together to create value for organizations. The most industrialized countries have entered a post-industrial era where their prosperity is largely created through a service economy. There is a clear transition from a manufacturing based economy to a service based economy. From the technological perspective, the development of Web-based infrastructures to support and deliver services in this new economy raises a number of challenges. From a business perspective, there is the need to understand how value is created through services. In this paper, we describe how we propose to address these two perspectives and realize the vision of the Internet of Services (IoS), where Web-based IT-supported service ecosystems form the base of service business value networks. This paper addresses the main challenging issues that need to be explored to provide an integra...