27 Oct 2025

Pestalozzi Advises Groupe Bader on Public Takeover of Zwahlen et Mayr

"Pestalozzi advised Groupe Bader on its public takeover offer for all publicly held shares of Zwahlen et Mayr, a company based in Aigle that produces stainless-steel tubes and steel constructions. The takeover, initiated in September 2025, will lead to the delisting of Zwahlen et Mayr's shares from the SIX Swiss Exchange. The Pestalozzi team involved included partners Christian Leuenberger, Severin Roelli, and Remo Keller, along with associates Mercedes Chiabotti, Seraina Oschwald, and Julia Pfister."

Pestalozzi advised Groupe Bader in its public takeover offer for all publicly held shares of Zwahlen et Mayr. The transaction, which was launched in September 2025, involved the acquisition of Zwahlen et Mayr, a company based in Aigle and listed on the SIX Swiss Exchange under the ticker symbol “ZWM.” The deal is set to result in the delisting of Zwahlen et Mayr’s shares from the exchange following a successful settlement. Zwahlen et Mayr specializes in the production of welded, redrawn, and seamless stainless-steel tubes, as well as steel constructions. The Pestalozzi team that worked on this transaction included partners Christian Leuenberger, Severin Roelli, and Remo Keller, along with associates Mercedes Chiabotti, Seraina Oschwald, and Julia Pfister.
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