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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint742,806 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringChamWATTELSE AG
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Verified· 3 sources

WATTELSE AG

Summary

About the company

The company WATTELSE AG offers services in the field of heating, ventilation, air conditioning, refrigeration, sanitation (HVAC) and building automation. The core activity of the company is to analyze, optimize and operate building technology to save energy and costs. This also includes the development of concepts for the use of waste heat, the implementation of photovoltaic systems and the monitoring of building management systems using the company's own MONALYSE technology. The company supports property developers and owners in the planning, construction and operation of buildings to ensure efficient and sustainable building technology.

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Offering

Products & services

Industry:Technical Consulting & EngineeringSoftware Development
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HVAC quality assurance during construction
Independent client representation for HVAC projects, review of preliminary designs and detailed planning, support during implementation, acceptance inspections and defect rectification.
Operational optimisation of building services
Analysis and optimisation of energy consumption, operating costs and user comfort; measures planning, support for implementation, reporting and proof of success.
Second opinion HVAC
Independent assessment of preliminary designs, concepts, feasibility studies and offers; risk analysis, optimisation proposals and decision-making basis.
Feasibility study
Project-based feasibility assessment for new builds, conversions and renovations; variant comparison, legal framework conditions, subsidies and evaluation of implementability.
HVAC condition analysis
Analysis of system condition and the service life of components; renewal plan, investment planning, indications of optimisation potential and renovation support.
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

Alte Steinhauserstrasse 35
6330 Cham
Opening hours
Mon
08:00 - 17:00
Tue
08:00 - 17:00
Wed
08:00 - 17:00
Thu
08:00 - 17:00
Fri
08:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-474.722.051
Founded
2020 · 6 years
Last commercial register change
August 27, 2025
Employees
1 to 10

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