Sealing & Insulation in
Gossau SG

5 companies in Sealing & Insulation based in Gossau SG — name and year of registration from the commercial register. The list below shows them all.

Companies

All 5 companies in Gossau SG

Iso Senn AG Logo

Iso Senn AG

Since 2010

InsulationsFirestopping
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PST-Bausanierungen KLG Logo

PST-Bausanierungen KLG

Since 2018

Roof cleaningRoof refurbishment and roof insulationFacade refurbishment and facade coating
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IG

I-Therm GmbH

Since 2022

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C&

Coki & Co GmbH

Since 2024

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OA

Oharek Abdichtung und Renovation

Since 2025

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Sealing & Insulation in Gossau SG

5Sealing & InsulationCommercial register (Zefix) · as of September 24, 2026
2022Median year of registrationCommercial register (Zefix) · as of September 24, 2026
145in the Canton of St. GallenCommercial register (Zefix) · as of September 24, 2026
2,363in SwitzerlandCommercial register (Zefix) · as of September 24, 2026
Locations

Sealing & Insulation in the region

Point size by number of companies per place.

Source: commercial register (Zefix) · as of September 24, 2026

Largest places

St. Gallen22Widnau9Buchs SG9Wil SG6
Industry axis

Sealing & Insulation in other places

Sealing & Insulation across Switzerland
St. Gallen22Widnau9Buchs SG9Wil SG6

By canton

Canton of Zurich484Canton of Vaud237Canton of Bern181Canton of Aargau179Canton of St. Gallen145Canton of Lucerne136Canton of Geneva119Canton of Ticino99Canton of Thurgau94Canton of Basel-Country92Canton of Fribourg90Canton of Zug81Canton of Valais75Canton of Schwyz71Canton of Solothurn70Canton of Grisons35Canton of Neuchâtel30Canton of Jura19Canton of Schaffhausen16Canton of Obwalden14Canton of Appenzell Outer Rhodes12Canton of Nidwalden9Canton of Uri7Canton of Glarus4Canton of Appenzell Inner Rhodes3
Place axis

Other industries in Gossau SG

All companies in Gossau SG
Holding Companies85Property Management77Fiduciary Offices45Restaurants45Management Consulting41IT Consulting & Services35Technical Consulting & Engineering33Real Estate Project Development27Automotive & Vehicle Trade25Advertising Agencies24Auto Repair Shops24Coaching & Personal Development22Building Maintenance22Flooring & Tiling22Online Shops20Wholesale - General Specialty Trade20Beauty Salons19Hair Salons19Painting & Plastering18Food Processing18Facility Management & Cleaning17Software Development16Logistics & Transport Companies16Real Estate Brokerage15Construction & Project Management14Electrical Planning & Installation14Joinery14Plumbing & Building Services14Interior Construction13Mechanical Engineering Industry12Other Service Industries11Architecture Firms11Horticulture & Landscaping11Timber Construction & Carpentry11Retail - Food & Luxury Items11General Contractors10Metal Construction10Wholesale - Food & Luxury Items10Wholesale - Machinery & Technical Equipment10Administrative Services9Retail - Health & Cosmetics9Retail - Textiles & Clothing9Farm Shops & Farms8Repair of Machinery & Electronic Devices8Physiotherapy8Electrical Industry8Printing Companies8Catering8