It merged in 1904 with the Peter and in 1911 with the Cailler chocolate brands; before being finally purchased by Nestlé in 1929.

[2] While still young he joined his father's business that operated in the city since 1793, and in 1817 formed a partnership with his brother, Frédéric, and father to form the wholesale firm Amédée Kohler et Fils (Amédée Kohler & Sons).

After his father's death in 1833, Kohler became fully dedicated to the chocolate making business, and Frédéric left the firm the following year.

[2] In 1849, he acquired a sawmill in Sauvabelin, a neighbourhood in the suburbs of Lausanne, which he converted into a factory and to where he transferred the production.

[5] In 1865, Kohler retired from the company and passed the administration to his sons Charles-Amédée and Adolphe.