| Ditta | Cantone | NAP | luogo | Sito web | |
|---|---|---|---|---|---|
| SW Bau und Architektur AG | Soletta | 2540 | Grenchen | ||
| Swiss Metall Concept AG | Berna | 3613 | Steffisburg | www.smc-ag.ch | |
| Swiss Property AG | Zurigo | 8045 | Zürich | www.swiss-property.ch | |
| Swisshaus AG | Argovia | 5600 | Lenzburg | www.swisshaus.ch | |
| Swisshaus AG | Berna | 3172 | Niederwangen | www.swisshaus.ch | |
| Swisshaus Bauforum Hochdorf AG | Lucerna | 6280 | Hochdorf | www.swisshaus.ch | |
| swisspor AG | Argovia | 5623 | Boswil | ||
| swisspor Romandie SA | Friburgo | 1618 | Châtel-St-Denis | www.swisspor.ch | |
| Swissroc Group | Ginevra | 1208 | Genève | swissroc.ch/fr | |
| Sylvia Junge Architecte | Ginevra | 1226 | Thônex | www.sylvia-junge-architecte.ch | |
| System Evergreen AG | Ticino | 6976 | Castagnola | www.evergreen.swiss | |
| TAMA 3D Sàrl | Vaud | 1357 | Lignerolle | www.tama3d.ch | |
| taro architekten würenlingen ag | Argovia | 5303 | Würenlingen | www.taroarchitekten.ch | |
| TBF + Partner AG | Zurigo | 8042 | Zürich | www.tbf.ch | |
| TEC2 AG | Lucerna | 6004 | Luzern | www.tec2.ch |
|
| TechCom electro ag | San Gallo | 9200 | Gossau SG | www.techcom.ch | |
| Technica Architecture | Vallese | 1997 | Haute-Nendaz | www.mamaisonbois.ch | |
| Technitherm - Yannick Rossier Sàrl | Vallese | 1950 | Sion | www.technitherm.ch | |
| Technoswiss SA | Ticino | 6716 | Acquarossa | ||
| Tecnoprogetti SA | Ticino | 6528 | Camorino | www.tecnoprogetti.ch |
