Leopold-Franzens University Innsbruck LFUI (Austria) is one of the major research institutions in the area of Semantic Web and Semantic Web services technology worldwide, especially with its Semantic Technology Institute (STI Innsbruck) managed by Prof. Dieter Fensel, who is one of the leading experts in this field and has a strong record in successfully undertaking IST projects.

The Vienna University of Technology was founded in 1815 as Imperial-Royal Polytechnical Institute, it was the first University of Technology within present-day German-speaking Europe. Today the university finds high international and domestic recognition in teaching as well as in research and is a highly esteemed partner of innovation oriented enterprises.
The Distributed Systems Group (DSG) of the Information Systems Institute at the Technical University of Vienna conducts teaching and research in distributed computing with particular emphasis on software architectures, software components, and programming languages and paradigms for distributed systems. We investigate the application of these technologies to the development of distributed services. In the distributed services area, we focus on development methodologies for worldwide web applications, information services based on push technology, information access services based on mobile code systems (mobile agents), and security for distributed (Internet) applications, especially electronic commerce applications.

Hanival Internet Services GmbH (Hanival) is an innovative IT service provider located in Vienna, specialised in working on the cutting edge between R&D and applied technologies/application programming. Hanival was founded as NIWA in 1998 and is a spin-off from the Vienna University of Technology and its key personnel have participated in EU founded projects. Being a member of KnowledgeWeb, Hanival is active in Semantic Web R&D on European project level. In 2005 the multinational Domain and Web Hosting Platform www.chillydomains.com was launched that offers domain and web hosting products with a focus on the Austrian and German market and the English Spoken world in a first step. Hanival brings to the project its long experience in developing advanced IT services for the telecommunication sector, its expertise in Semantic Web Services and its know-how in technical project management as offered to Austria's top telecommunication companies. Beside the participation in various EU founded projects (DIP, ASG) Hanival succeeded in several national research calls too. The latest national research project is focused on the development of a Semantic Mediation framework for the integration of legacy data-sources.

eTel Austria AG (formerly RSL COM) is a major player in the Austrian telecommunications market since 1998, and a member of eTel Group. ETel Austria offers customized data-, voice- and internet products and associated services to both business and end customers. Currently eTel Austria AG is ranked second of Austria抯 alternative telecommunications service providers. Founded in 1999, eTel Group stands for high-quality voice telephony as well as data- and internet services in central Europe. With the headquarters in Dublin, and subsidiaries in Czech Republic, Poland, Hungary, and Slowakia eTel Group is one of the leading telecommunications provider in central Europe. After the recent EU enlargement, eTel profits from this early entry into the markets of the CEE-countries. Focal point are services for the B2B sector and carrier services.
eTel is the main use case partner and will contribute through its know how in business processes for CRM and billing and provide real life test beds and processes for evaluation and validation of the technology.