Peyer Alder Keiser Lämmli

Founded in 1901 on Bahnhofstrasse in Zurich and domiciled in Schaffhausen since 1924, Peyer Alder Keiser Lämmli combines a century of tradition with modern legal expertise to serve corporate clients and private individuals across Switzerland. The firm focuses on corporate and commercial law, intellectual property, and family law, delivering precise guidance and pragmatic solutions tailored to each client’s business and personal needs.

Clients value its client-focused service approach, which emphasizes practical, commercially minded counsel and efficient, results-driven representation before courts and authorities. The firm communicates in German, English and French, enabling effective handling of cross-border matters for Swiss and international clients, and it maintains a reputation for clear, direct advice and dependable availability.

With a team led by experienced attorneys such as Hans Rudi Alder, Thomas Lämmli and Michael Keiser, and supported by Remo Messerli, Peyer Alder Keiser Lämmli also collaborates with Seifert & Partner Patentanwälte for intellectual property matters, delivering integrated legal solutions across its practice areas and supporting clients through complex disputes, negotiations and transactions.