List Of All energy efficiency consultant Leads in St. Gallen
A current list of energy efficiency consultant in St. Gallen: 7 businesses, each with contact information and a rating where one's on record. Ratings run as high as 5.0★ (held by rofflerenergie gmbh), with an average of roughly 4.7★ across all listings. Updated 9/7/2026 — scroll down to compare the full list and follow through to whichever business suits your needs.
7 results · last updated 9/7/2026
| Name | Phone | Links | Reviews | Category | |
|---|---|---|---|---|---|
| rofflerenergie gmbhBreitfeldstrasse 8, 9015 St. Gallen, Switzerland | +**79**••••1 | — | 5.0(4 reviews) | Engineering consultant | |
| diemenergie gmbhPeter-und-Paul-Strasse 30, 9010 St. Gallen, Switzerland | +**7***••••0 | — | 5.0(1 reviews) | Consultant | |
| Free State AGSchmiedgasse 5, 9000 St. Gallen, Switzerland | +******••••5 | in**••••**.chRegister to View | 5.0(1 reviews) | Solar energy equipment supplier | |
| energy factory St. Gallen AGZürcherstrasse 204F, 9014 St. Gallen, Switzerland | +**7**7••••9 | — | 4.7(3 reviews) | Consultant | |
| Helion Energy AGSpühlstrasse 4, 9016 St. Gallen, Switzerland | +**7***••••0 | — | 4.6(30 reviews) | Solar energy equipment supplier | |
| Ost Energie GmbhBionstrasse 5, 9015 St. Gallen, Switzerland | +**799*••••0 | in**••••**.chRegister to View | 4.0(4 reviews) | Consultant | |
| Energy Financing Team (Switzerland) AGPestalozzistrasse 2, 9000 St. Gallen, Switzerland | +**7***••••0 | us**••••*.comRegister to View | — | Electric Utility Company |