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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint744,947 companies indexed · Last updated: today
DirectoryCrafts & TradesPlumbing & Building ServicesDietikonVaillant GmbH
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Vaillant GmbH

Summary

About the company

The core activity of Vaillant is the development, manufacture and distribution of heating systems and technologies, including heat pumps, gas heating systems, solar systems, hot water storage tanks and heating controls, as well as the provision of services such as maintenance, service and consulting in the field of heating technology.

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Products & services

Industry:Plumbing & Building Services
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Heat pumps
Heat pumps for single-family homes and multi-family homes / commercial buildings; air/water, brine/water and domestic hot water heat pumps, installed indoors or outdoors, with cooling function and app control.
Gas heating systems
Gas heating systems for new builds and refurbishment; wall-mounted heaters, condensing boilers and gas instantaneous water heaters for single- and multi-family homes as well as commercial buildings.
Solar thermal systems
Solar thermal systems and solar collectors for domestic hot water and heating support; solutions for single-family homes and multi-family homes, with flush-roof (integrated), roof-mounted and other installation options.
Hot water storage tanks
Hot water storage tanks and storage solutions for gas, oil and heat pump systems; including solar storage tanks, multi-function storage tanks and hot water heat pumps.
Heating controllers
Controllers and communication systems for heating control via smartphone or tablet; including an internet communication module and system controllers for heating and solar installations.
Service services
Maintenance, repair and troubleshooting, commissioning and warranty services for heating systems; as well as digital services and a service portal.
Service contracts
Service contracts with regular maintenance and inspections, coverage in the event of breakdowns, and digital services; available in BASIC, STANDARD and PREMIUM.
Customer service (Service-Hotline)
Telephone customer service and contact by e-mail or contact form for heating questions, faults and service requests.
Heating consultation and planning
Consulting for selecting and planning the suitable heating system, in particular heat pumps; including information on modernization, new builds, subsidies and financing.
Reviews

Aggregated rating

Aggregated rating
3.7
of 5

Aggregated from 124 reviews across all connected sources

Sources
GGoogle3.7124
★TrustpilotSoon
PProvenExpertSoon

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Location

Riedstrasse 12
8953 Dietikon
Opening hours
Mon
07:30 - 12:00, 13:00 - 17:00
Tue
07:30 - 12:00, 13:00 - 17:00
Wed
07:30 - 12:00, 13:00 - 17:00
Thu
07:30 - 12:00, 13:00 - 17:00
Fri
07:30 - 12:00, 13:00 - 15:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-107.980.447
Founded
1980 · 46 years
Last commercial register change
July 28, 2022
Employees
51 to 100

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