B3 Kolb AG (Civil engineer): 4 active locations in 4 cantons of Switzerland. Addresses of all locations with phone, website, opening hours and coordinates — as an Excel file for 30 €.
4 active locations
As of November 9, 2026, B3 Kolb AG has 4 locations in Switzerland, in 4 cantons and 4 cities. The cantons with the most locations are Zurich (1), Bern (1) and St. Gallen (1). That is <0.01% of all companies of Switzerland.
Share of the active locations of B3 Kolb AG with the field filled.
Locations of the chain from the export — you can page through the table. Click a phone number, website or email: the contacts open after a free sign-up, up to 20 companies a day. You receive the full list — 4 locations — as a file after purchase.
| Company | City | Phone | Website and email | Social media |
|---|---|---|---|---|
B3 Kolb AGIlgenstrasse 7, 9200 Gossau
Civil engineer Building consultant, Fire protection consultant
Chain: B3 Kolb AG |
GossauSt. Gallen | |||
|
B3 Kolb AGKatharina-Sulzer-Platz 4, 8400 Winterthur
Civil engineer Building consultant, Fire protection consultant
Chain: B3 Kolb AG |
WinterthurZurich | |||
|
B3 Kolb AGZentralstrasse 115 West, 2503 Biel
Civil engineer Building consultant, Fire protection consultant
Chain: B3 Kolb AG |
Biel/BienneBern | |||
|
B3 Kolb AGHafenstrasse 62, 8590 Romanshorn
Civil engineer Building consultant, Fire protection consultant
Chain: B3 Kolb AG |
RomanshornThurgau |
| Canton | Locations | Cities | Share of the chain |
|---|---|---|---|
| Zurich | 1 | 1 | 25% |
| Bern | 1 | 1 | 25% |
| St. Gallen | 1 | 1 | 25% |
| Thurgau | 1 | 1 | 25% |
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