Network
- Member, Swiss Bar Association (since 1985)
- Member, Bar Association of the Canton of Zug (since 1997)
- Trustee, International Association of Gaming Attorneys (IAGA), Las Vegas (since 1996)
- Managing Director, Self-Regulatory Organization (SRO) of the Swiss Casino Federation (since 2003)
- Chairman, Zürcher Studiengesellschaft für Bau- und Verkehrsfragen (ZBV) (1988/89)