: The system presented in this paper shows an alternative solution for the communication problem in virtual teams. Although it does not address the full bandwidth of tasks of an groupware system it demonstrate a semantic solution for the appointment making process in virtual teams, overcoming the drawbacks of complex groupware systems since it is relying on existing applications the user has confidence in. The introduced system is a J2EE1 application based on the Jena2 framework and enables the manipulation of the calendar data of heterogeneous Personal Information Managers (PIMs)3 in order to make appointments for all the members of a virtual team at once. The communication with the PIMs occurs over Web services based on their semantic descriptions. Additional the system provides a matchmaking facility in order to find the appropriate services.