Plumbing & Building Services in
St. Margrethen SG

9 companies in Plumbing & Building Services based in St. Margrethen SG — name and year of registration from the commercial register. The list below shows them all.

Companies

All 9 companies in St. Margrethen SG

WWS Wärme- Wassertechnik AG Logo

WWS Wärme- Wassertechnik AG

Since 1978

Heating installationsPlumbing installationsPipelines construction
View profile4.9(21)
Walter Bösch AG Logo

Walter Bösch AG

Since 1983

Air handling unitsRefrigeration engineeringBuilding automation
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HPA Handel-Planung-Ausführung AG Logo

HPA Handel-Planung-Ausführung AG

Since 1992

Drinking water, buffer and combination tankSmall-series manufacturingProduct registration
View profile4.5(15)
TGS Technischer Gebäude Service AG Logo

TGS Technischer Gebäude Service AG

Since 2019

Building Technology ServiceEnergy SystemsTGS Connect
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GRAVAG Energie AG Logo

GRAVAG Energie AG

Since 1979

View profile2.4(8)
WH

Walter Hepp GmbH

Since 2016

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PE

Prusevic EMPRU Haustechnik

Since 2017

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BC

Buhmann Consulting

Since 2017

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RG

ROHRFIX GmbH

Since 2026

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Plumbing & Building Services in St. Margrethen SG

9Plumbing & Building ServicesCommercial register (Zefix) · as of August 26, 2026
2016Median year of registrationCommercial register (Zefix) · as of August 26, 2026
419in the Canton of St. GallenCommercial register (Zefix) · as of August 26, 2026
6,597in SwitzerlandCommercial register (Zefix) · as of August 26, 2026
Locations

Plumbing & Building Services in the region

Point size by number of companies per place.

Source: commercial register (Zefix) · as of August 26, 2026

Largest places

St. Gallen52Jona17Wil SG14Au SG12Buchs SG11Flawil11Gossau SG10Altstätten SG9Rorschach8Goldach8
Industry axis

Plumbing & Building Services in other places

Plumbing & Building Services across Switzerland
St. Gallen52Jona17Wil SG14Au SG12Buchs SG11Flawil11Gossau SG10Altstätten SG9Rorschach8Goldach8Wittenbach8Uznach7Rapperswil SG7Widnau6Sennwald6Rorschacherberg6Sargans6Diepoldsau5Berneck5Thal5Oberriet SG5Staad SG5Bad Ragaz5Mels5Flums5Abtwil SG5Niederuzwil5Eschenbach SG5

By canton

Canton of Zurich870Canton of Bern671Canton of Vaud658Canton of Aargau479Canton of Geneva431Canton of St. Gallen419Canton of Ticino397Canton of Valais357Canton of Lucerne290Canton of Fribourg288Canton of Basel-Country252Canton of Thurgau228Canton of Grisons202Canton of Solothurn196Canton of Zug138Canton of Neuchâtel132Canton of Schwyz128Canton of Jura80Canton of Schaffhausen65Canton of Appenzell Outer Rhodes48Canton of Nidwalden40Canton of Glarus36Canton of Obwalden26Canton of Uri18Canton of Appenzell Inner Rhodes13
Place axis

Other industries in St. Margrethen SG

All companies in St. Margrethen SG
Logistics & Transport Companies21Restaurants15Property Management13Automotive & Vehicle Trade12Management Consulting11Facility Management & Cleaning11Real Estate Project Development11Painting & Plastering10Hair Salons10Technical Consulting & Engineering9Interior Construction9Electrical Planning & Installation7Metal Construction7Food Processing7IT Consulting & Services7Auto Repair Shops7Joinery6Fiduciary Offices6Holding Companies6Mechanical Engineering Industry6Wholesale - Machinery & Technical Equipment6Flooring & Tiling5Solar & Photovoltaics5Textile & Clothing Industry5Online Shops5