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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint742,805 companies indexed · Last updated: today
DirectoryEnergy & EnvironmentSolar & PhotovoltaicsAllschwilRelesa AG
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Verified· 3 sources

Relesa AG

Summary

About the company

The core activity of Relesa AG is the planning, installation, renovation and maintenance of heating, air conditioning and solar systems, as well as the provision of services in the field of building technology. This includes in particular: Heating: installation, renovation and maintenance of oil heating systems, gas heating systems and heat pumps; Air conditioning: installation, renovation and maintenance of air conditioning systems; Solar: installation, renovation and maintenance of solar thermal systems and photovoltaic systems; Service: 24/7 service for all concerns in the field of building technology, including impulse consultations for the canton of Basel-Landschaft.

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Products & services

Industry:Solar & Photovoltaics
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6
Heating system installations and replacement
Oil-fired heating systems, gas heating systems and heat pumps; installation of complete new systems, refurbishment of existing systems, as well as addition and revision of the technology.
Air-conditioning systems
Mobile and permanently installed split air-conditioning units for living, working and training rooms as well as wine cellars; consultation, planning and installation.
Compact air-conditioning systems – complete packages
Fixed-price air-conditioning packages for compact systems, with information and a contact option on the offer page.
Solar systems
Solar thermal for domestic hot water and heating support, as well as photovoltaics in collaboration with selected partners.
Service for heating, air-conditioning and solar
Maintenance, inspection and checks of systems, replacement of spare parts, troubleshooting of heating failures, descaling of boilers and official combustion inspection.
Reviews

Aggregated rating

Aggregated rating
5
of 5

Aggregated from 2 reviews across all connected sources

Sources
GGoogle52
★TrustpilotSoon
PProvenExpertSoon

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Location

Lettenweg 118
4123 Allschwil
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 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-108.073.210
Founded
1983 · 43 years
Last commercial register change
February 15, 2022
Employees
1 to 10

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