Plumbing & Building Services in
Diepoldsau

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

Companies

All 5 companies in Diepoldsau

ABC-Brandschutz Camenzind Logo

ABC-Brandschutz Camenzind

Since 2012 · 1–10 empl.

The core activity of ABC Brandschutz is the development, manufacture and distribution of fire protection products and services, particularly: * Portable fire extinguishers (powder extinguishers, carbon dioxide extinguishers, foam and grease fire extinguishers) * Fire protection signs * Smoke detectors and rescue ladders * Fire blankets and wet extinguishing stations * Training and services in the field of fire prevention and fire protection. The company thus offers a comprehensive range of products and services to support customers in preventing and combating fires.

Plumbing & Building ServicesFire extinguishersFire extinguisher service & salesTraining courses
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #1
HZ

H.R. Zellweger AG

Since 1995 · 1–10 empl.

Plumbing & Building Services
No score yetFM

Frei Manuel

Since 2008 · 1–10 empl.

Plumbing & Building Services
No score yetWW

WWS Wärme- Wassertechnik AG

Since 2021 · 1–10 empl.

Plumbing & Building Services
No score yetÖG

Öko-Haustechnik GmbH

Since 2023 · 1–10 empl.

Plumbing & Building Services
No score yet

Plumbing & Building Services in Diepoldsau

5Plumbing & Building ServicesCommercial register (Zefix) · as of October 10, 2026
2012Median year of registrationCommercial register (Zefix) · as of October 10, 2026
533in the Canton of St. GallenCommercial register (Zefix) · as of October 10, 2026
8,149in SwitzerlandCommercial register (Zefix) · as of October 10, 2026
Locations

Plumbing & Building Services in the region

Point size by number of companies per place.

Source: commercial register (Zefix) · as of October 10, 2026

Largest places

St. Gallen68Wil SG19Jona19Buchs SG18Gossau SG14St. Margrethen SG13Flawil13Au SG12Altstätten SG10Rorschach10
Industry axis

Plumbing & Building Services in other places

Plumbing & Building Services across Switzerland
St. Gallen68Wil SG19Jona19Buchs SG18Gossau SG14St. Margrethen SG13Flawil13Au SG12Altstätten SG10Rorschach10Goldach10Wittenbach10Oberuzwil10Widnau9Sargans9Uznach9Rapperswil SG8Sennwald7Abtwil SG7Rorschacherberg6Bad Ragaz6Mels6Flums6Niederuzwil6Benken SG6Eschenbach SG6Berneck5Balgach5Rheineck5Thal5Oberriet SG5Staad SG5Mörschwil5Grabs5Schwarzenbach SG5Bütschwil5

By canton

Canton of Zurich1,193Canton of Bern785Canton of Vaud769Canton of Aargau598Canton of St. Gallen533Canton of Geneva498Canton of Ticino459Canton of Valais437Canton of Lucerne366Canton of Fribourg345Canton of Basel-Country300Canton of Thurgau291Canton of Solothurn244Canton of Grisons235Canton of Zug185Canton of Schwyz173Canton of Neuchâtel157Canton of Jura96Canton of Schaffhausen78Canton of Appenzell Outer Rhodes72Canton of Nidwalden50Canton of Glarus40Canton of Obwalden38Canton of Uri23Canton of Appenzell Inner Rhodes16
Place axis

Other industries in Diepoldsau

All companies in Diepoldsau
Holding Companies43Management Consulting32Property Management27Technical Consulting & Engineering21IT Consulting & Services20Logistics & Transport Companies20Real Estate Project Development18Wholesale - General Specialty Trade18Advertising Agencies17Painting & Plastering14Mechanical Engineering Industry14Online Shops14Architecture Firms13Interior Construction13Real Estate Brokerage13Software Development12Fiduciary Offices11Facility Management & Cleaning11Auto Repair Shops11Coaching & Personal Development10Construction & Project Management10Wholesale - Machinery & Technical Equipment10Restaurants10Other Service Industries9Textile & Clothing Industry9Automotive & Vehicle Trade9Building Maintenance8Electrical Planning & Installation8Specialized Construction Installations7Solar & Photovoltaics7Food Processing7Glass, Ceramics, Stone & Construction Materials Industry7Medical Technology Industry7Retail - General Specialty Trade7Wholesale - Health & Cosmetic Products7Wholesale - Textiles & Clothing7Civil Engineering6Flooring & Tiling6Plastics Industry6Wholesale - Construction & Raw Materials6Wholesale - Food & Luxury Items6Building Construction5Civil Engineering Firms5Joinery5Metal Construction5Sheet Metal Work5Beauty Salons5Hair Salons5