Plumber in
Gossau ZH

7 companies in Plumber based in Gossau ZH — name and year of registration from the commercial register. The list below shows them all.

Companies

All 7 companies in Gossau ZH

Kurtisi AG Logo

Kurtisi AG

Since 2010 · 11–20 empl.

Kurtisi AG provides heating, climate and sanitary engineering services, including planning, installation and maintenance of building systems. Its service range includes heat pumps, solar hot-water systems, ventilation and air-conditioning, bathroom and kitchen renovations, and project management.

PlumberHeatingAir conditioningPlumbing
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #1
Leutenegger Installations AG Logo

Leutenegger Installations AG

Since 2021 · 11–20 empl.4.1(22)

The core activity of Leutenegger Installations AG includes the planning, installation and maintenance of sanitary facilities, heating systems, plumbing work and flat roof sealing, as well as the renovation and refurbishment of bathrooms. The company also offers consulting services in these areas and emphasizes quality, fair prices and environmental sustainability.

PlumberSanitaryHeatingSheet-metal / flat roof
ranQ Trust Score 4.0 out of 5.0, rated High, Rank #2
Schönmaa GmbH Logo

Schönmaa GmbH

Since 2018 · 1–10 empl.

Schönmaa GmbH is an engineering consultancy for plumbing, heating and ventilation systems. It plans and supports construction projects, offering services including concept studies, tendering, detailed design, site supervision and project management.

PlumberEngineering services for sanitary systemsEngineering services for heating systemsEngineering services for ventilation systems
No score yet
AL Planung AG Logo

AL Planung AG

Since 2025 · 1–10 empl.

AL Planung AG plans building services, with a focus on heating, ventilation, air conditioning and plumbing systems. Its services include consulting, energy and systems planning, cost estimates, tendering, detailed design and overall coordination.

EngineerBuilding Services Planning (HVACSE)Consulting, Cost Estimation and TenderingOverall Coordination and Acceptance
No score yet
AI

AL Installations AG

Since 1996 · 1–10 empl.

Plumber
No score yet
NG

Nikollbibaj GmbH

Since 2020 · 1–10 empl.

Plumber
No score yet
SB

SG Bau GmbH

Since 2024 · 1–10 empl.

Plumber
No score yet

Plumber in Gossau ZH

7PlumberCommercial register (Zefix) · as of November 6, 2026
2020Median year of registrationCommercial register (Zefix) · as of November 6, 2026
1,189in the Canton of ZurichCommercial register (Zefix) · as of November 6, 2026
8,141in SwitzerlandCommercial register (Zefix) · as of November 6, 2026
Locations

Plumber in the region

Point size by number of companies per place.

Source: commercial register (Zefix) · as of November 6, 2026