Xavier Lavanchy

Lexcetera is a Swiss law and notary practice founded in 2000 by Stéphane Coppey, Vincent Fracheboud and Xavier Lavanchy. With offices in Monthey and St-Maurice, the firm provides counsel and representation across civil, corporate and family matters, combining notarial excellence with strategic litigation. The practice serves individuals and businesses in the Chablais region and the cantons of Valais and Vaud, supported by a multidisciplinary team that emphasizes practical outcomes and clear communication.

The firm places client service at the core of its operations, delivering proactive advice, transparent fee structures and timely updates on case progression. Lexcetera integrates advocacy and mediation with notarial services to provide cohesive end-to-end support for complex transactions and disputes, ensuring clients face informed decisions and predictable processes.

Led by a stable core of experienced partners and a dedicated notarial team, Lexcetera offers a broad spectrum of services across civil, commercial and family law. The group includes four partners who are both attorneys and notaries, as well as additional lawyers and notaries committed to serving the needs of individuals and enterprises in Valais and Vaud. This local presence and cantonal experience enable precise, efficient handling of matters across Valais and Vaud.