| Ditta | Cantone | NAP | luogo | Sito web | |
|---|---|---|---|---|---|
| Egon Elsässer Bauindustrie GmbH & Co. KG | 78187 | Geisingen | www.elsaesser-beton.de | ||
| FINSTRAL AG | 39054 | Unterinn-Ritten | www.finstral.ch | ||
| HARTL HAUS Holzindustrie GmbH | 3903 | Echsenbach | www.hartlhaus.at | ||
| Tigges Architekt | 08012 | Barcelona | www.tiggesarchitekt.ch | ||
| La Ville Nouvelle Société Coopérative | 1207 | Genève | www.villenouvelle.ch | ||
| Franz Hasler AG | 9487 | Gamprin-Bendern | www.franzhasler.li | ||
| GREENBUILD Srl unipersonale | 24021 | Albino (Bergamo) | www.grenbuildhouse.com | ||
| Geotecnica SRL | 37066 | Sommacampagna (VR) | |||
| Nova Energie Ostschweiz AG | 8370 | Sirnach | |||
| novus engineering gmbh | 8500 | Frauenfeld | |||
| ECA Engineering Sàrl | 1304 | Cossonay-Ville | www.eca-engineering.ch | ||
| Arch. Livio Paiola | 37064 | Povegliano Veronese | www.ledenergy.it | ||
| Holzlam SA | 6535 | Roveredo GR | www.holzlam.ch | ||
| ALPAC | 36015 | SCHIO (VI) | www.alpac.ch | ||
| Bouygues E&S InTec Svizzera SA | 6802 | Rivera | |||
| Schmid Hutter AG | 8404 | Winterthur | |||
| STEEN Sustainable Energy SA | 1003 | Lausanne | steen.energy/ | ||
| suter sauthier architectes sa | 1950 | Sion | www.sutersauthier.ch | ||
| René Seuret SA | 2830 | Courrendlin | www.seuretsa.ch | ||
| PiuArch Engineering SA | 6830 | Chiasso | www.piuarch.com |
