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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,194 companies indexed · Last updated: today
DirectoryCrafts & TradesPlumbing & Building ServicesZurichGuyer Wärme und Wasser AG
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Verified· 3 sources

Guyer Wärme und Wasser AG

Summary

About the company

Guyer Wärme und Wasser AG provides building services engineering for heating, cooling and sanitary systems, including planning, maintenance and customer service.

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Offering

Products & services

Industry:Plumbing & Building Services
✓ Offered4
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Heating and cooling engineering
Heating, cooling and ventilation systems for new builds and refurbishments, with consulting, planning, installation, maintenance and 24-hour service.
Sanitary installations
Sanitary installations for new builds and refurbishments, including drinking water, wastewater and gas installations, compressed air systems, plus bathroom conversions and wellness bathrooms.
Customer service and maintenance
Customer service with repairs, maintenance, service and warranty contracts, 24-hour on-call support, remote monitoring, water damage remediation, water quality and boiler maintenance.
Building services engineering planning
Planning of energy and building services systems in heating, cooling, sanitary and ventilation, with energy consulting, energy concepts, expert reports, thermography and condition assessments.
Reviews

Aggregated rating

Aggregated rating
4.4
of 5

Aggregated from 57 reviews across all connected sources

Sources
GGoogle4.457
★TrustpilotSoon
PProvenExpertSoon

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Location

Zürichbergstrasse 80
8044 Zurich
Opening hours
Mon
07:00 - 12:00, 13:00 - 17:00
Tue
07:00 - 12:00, 13:00 - 17:00
Wed
07:00 - 12:00, 13:00 - 17:00
Thu
07:00 - 12:00, 13:00 - 17:00
Fri
07:00 - 12:00, 13:00 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-105.968.642
Founded
1971 · 55 years
Last commercial register change
June 19, 2026
Employees
21 to 50

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