List Of All gas engineer Leads in St. Gallen
Searching for gas engineer in St. Gallen? Below are 20 businesses with the essentials — location, contact details, and customer ratings. Elektro Kundert AG leads the ratings at 5.0★, and most businesses on this list average around 4.8★. Updated 8/23/2026 — scroll down to compare the full list and follow through to whichever business suits your needs.
20 results · last updated 8/23/2026
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| Name | Phone | Links | Reviews | Category | |
|---|---|---|---|---|---|
| Elektro Kundert AGTeufener Str. 138, 9012 St. Gallen, Switzerland | +**7**6••••5 | in**••••**.chRegister to View | 5.0(20 reviews) | Electrician | |
| Gianpaolo - Bad & Pool ProjektFuchsbüelstrasse 18a, 9030 Abtwil SG, Switzerland | +**76*9••••0 | — | 5.0(17 reviews) | Swimming pool contractor | |
| Pircher GebäudetechnikHüttenstrasse 22, 9030 St. Gallen, Switzerland | +**7**7••••8 | — | 5.0(5 reviews) | Plumber | |
| Viessmann (Schweiz) GmbHRorschacher Str. 304, 9016 St. Gallen, Switzerland | +**7***••••4 | — | 5.0(4 reviews) | Heating equipment supplier | |
| HAUG Sauer Kompressoren AGIndustriestrasse 6, 9015 St. Gallen, Switzerland | +**7***••••5 | — | 5.0(4 reviews) | Mechanical Engineering | |
| Insta MontagenSt. Georgen-Strasse 166, 9011 St. Gallen, Switzerland | +**789*••••2 | — | 5.0(4 reviews) | Plumber | |
| Egli Wassertechnik GmbHSt. Gallerstrasse 36, 9032 Engelburg, Switzerland | +**7**7••••5 | — | 5.0(3 reviews) | Hydraulic engineer | |
| Rix Fassadenbau GmbHHeimstrasse 12, 9014 St. Gallen, Switzerland | +**79**••••8 | — | 5.0(3 reviews) | Plumber | |
| Sanitär St.Gallen - Sanitär 24hsanitar24h.ch | +**7***••••8 | of****••••**.chRegister to View | 5.0(1 reviews) | Plumber | |
| Jenny Installationen AGBogenstrasse, 9000 St. Gallen, Switzerland | +**7*9*••••6 | je***••••**.chRegister to View | 5.0(1 reviews) | Plumber | |
| Rhex GmbHZürcherstrasse 204F, 9014 St. Gallen, Switzerland | +**7*8*••••0 | — | 5.0(1 reviews) | Engineering consultant | |
| Renato Egli Spenglerei, Gebäudehüllen, Beratung St.GallenHelvetiastrasse 56, 9000 St. Gallen, Switzerland | +**7***••••2 | in**••••**.chRegister to View | 5.0(1 reviews) | Plumber | |
| Wirth Gebäudetechnik AGBuchentalstrasse 27, 9000 St. Gallen, Switzerland | +**7***••••0 | in**••••**.chRegister to View | 4.8(15 reviews) | Heating equipment supplier | |
| JENNY GEBÄUDETECHNIK AGLinsebühlstrasse 104, 9000 St. Gallen, Switzerland | +**7***••••6 | je***••••**.chRegister to View | 4.7(24 reviews) | Bathroom Renovator | |
| Helion Energy AGSpühlstrasse 4, 9016 St. Gallen, Switzerland | +**7***••••0 | — | 4.6(30 reviews) | Solar energy equipment supplier | |
| kreis wasser agMoosstrasse 52, 9014 St. Gallen, Switzerland | +**7**7••••4 | in**••••**.chRegister to View | 4.6(17 reviews) | Bathroom Renovator | |
| AS Elektro - Service GmbHStraubenzellstrasse 27, 9014 St. Gallen, Switzerland | +**799*••••9 | in**••••**.chRegister to View | 4.6(11 reviews) | Electrician | |
| Hälg & Co. AGLukasstrasse 30, 9001 St. Gallen, Switzerland | +**7***••••8 | st****••••**.chRegister to View | 4.3(58 reviews) | Heating equipment supplier | |
| Müller Brenner-Service GmbHEspentobelstrasse 7, 9008 St. Gallen, Switzerland | +**7***••••4 | — | 4.1(9 reviews) | Emergency care service | |
| Mr. Peter Stirnimann SanitärinstallateurSchachenstrasse 9, 9016 St. Gallen, Switzerland | +**7**8••••0 | — | — | Plumber |