Companies based in Thurgau

Adolph Saurer AG was a Swiss manufacturer of embroidery and textile machines, trucks and buses under the Saurer and Berna (beginning in 1929) brand names. Based in Arbon, Switzerland, the firm was active between 1903 and 1982. Their vehicles were widely used across mainland Europe, particularly in the interwar period.

thumb|Mowag military signals carrier (radio truck) from 1957.

international manufacturer of sewing machines

Thurbo is a railway company with mostly S-Bahn-style services in Switzerland (cantons of Aargau, Grisons, Schaffhausen, St. Gallen, Thurgau, Zürich), southern Germany (states of Baden-Württemberg, Bavaria), and northwestern Vorarlberg, Austria, jointly owned by Swiss Federal Railways (90%) and the canton of Thurgau.

Swiss bank

Hanhart is a Swiss-German watch company that was established by Johann A. Hanhart in Diessenhofen (TG), Switzerland, in 1882. Today, it makes Bicompax chronographs, other styles of wristwatch, and stopwatches.

thumb|Classic Sigg bottle|209x209px thumb|351x351px|Sigg bottle made of Stainless Steel. Sigg Switzerland AG is a Swiss manufacturing company with its headquarters in Frauenfeld. Sigg bottles are bottles designed and manufactured in Switzerland from aluminum and polypropylene or in China from stainless steel and glass. The company is famous because of the iconic shape of its classic bottle and numerous designs which have led to its addition to the permanent design collection of the New York Museum of Modern Art.