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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringZurichKlimagie Ingenieure AG
Klimagie Ingenieure AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Klimagie Ingenieure AG is an independent engineering firm specializing in energy and building services (HVAC and sanitary systems). It provides consulting, energy planning, overall engineering and owner representation, prepares expert reports, and develops integrated solutions for heating, ventilation, air conditioning, cooling and sanitary systems using digital methods such as BIM and simulations.

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Products & services

Industry:Technical Consulting & Engineering
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Klimagie Ingenieure AG

Sustainability Sector
✓ Offered12
Building services planning HLKSE
Building services planning for heating, ventilation, air conditioning, refrigeration, sanitary and electrical systems; integrated solutions from concept through design and execution to operation.
Overall design for building services HLKSE & MSRL
Overall design for HLKSE and MSRL, including total planning with partner companies for electrical systems and building automation, as well as project support through to operation.
Energy and sustainability consulting
Advisory services for energy supply, building services and sustainability; development of solutions for ecological, economic and social aspects of sites and buildings.
Energy concepts and technical site development
Energy concepts and technical site development for sites and buildings; strategic handling of energy, supply infrastructure and building topics.
Energy-based operational optimisation
Optimisation of the energy operation of buildings and systems; analysis and improvement of energy efficiency, operation and sustainable use.
Renewable energies
Planning and advisory services for photovoltaics and solar thermal systems in the context of energy and building topics.
District energy systems
Conceptual design and support for district energy systems, district heating, district cooling and anergy for sites and buildings.
Application support for grants and subsidies
Support with applications for grants and subsidies in the energy and sustainability field.
Client advisory and client representation
Advisory services, representation and quality assurance for clients in energy supply and building services projects.
Project development and project quality assurance
Project development as well as quality assurance in energy supply and building services projects, from the early phase to implementation.
Expert reports for building services
Independent expertise, court and party expert reports on building services installations for parties or judicial authorities.
Feasibility studies, variant comparisons and project studies
Feasibility studies, variant comparisons as well as project studies and competitions for energy and building services projects.
Trust & reputation

ranQ Trust Score of Klimagie Ingenieure AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 96% · As of October 2026

Klimagie Ingenieure AG scores 77.9 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
x
CriterionValueWeight
  • Review quality: The average rating across all connected sources, smoothed against the industry mean. So 5.0 stars from three reviews do not outrank 4.7 from three hundred.75.924%
  • Review volume: The number of reviews across all sources. The scale is logarithmic: the first reviews count the most, and the maximum is reached at 50 reviews.65.210%
  • Review recency: The age of the most recent review. Two-year-old reviews deliberately sit in the middle, because that is normal for Swiss SMEs. Only after three years without a new voice does the value drop markedly.100.08%
Klimagie Ingenieure AG scores 72.8 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
x
CriterionValueWeight
  • Establishment: Years since founding or brand launch, logarithmic. The maximum is reached at 15 years.70.212%
  • Company size: The headcount band, researched by ranQ or stated by the company. It is scored in steps rather than by head count, because the data only provides bands.55.07%
Klimagie Ingenieure AG scores 85.0 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
x
CriterionValueWeight
  • Verification: Official register entry (commercial register with UID or professional-body record, 55 points), confirmed domain (20 points) and confirmed ranQ profile (up to 25 points, depending on completeness).85.022%
Klimagie Ingenieure AG scores 17.1 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
x
CriterionValueWeight
  • Website authority: Ahrefs' Domain Rating measures, on a scale of 0 to 100, how strongly a website is linked from other websites. For Swiss SMEs the range up to 40 is typical; the maximum is reached at 35.17.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Klimagie Ingenieure AG reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 4.7 out of 5 stars from 12 customer reviews. The data basis is 96%, so the score is backed by part of the criteria. As of October 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Reviews

Aggregated rating

Aggregated rating
4.7
of 5

Aggregated from 12 reviews across all connected sources

Sources
GGoogle4.712
★TrustpilotSoon
PProvenExpertSoon

Further sources are added continuously and factored into the ranQ Rating.

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Location

Dorfstrasse 27
8037 Zurich
Opening hours
Mon
08:00 - 12:00, 13:00 - 17:00
Tue
08:00 - 12:00, 13:00 - 17:00
Wed
08:00 - 12:00, 13:00 - 17:00
Thu
08:00 - 12:00, 13:00 - 17:00
Fri
08:00 - 12:00, 13:00 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-393.995.614
Founded
2020 · 6 years
Last commercial register change
June 4, 2024
Employees
1 to 10
Legal form: Graded by liability and disclosure. The weight is kept small: a sole proprietorship is not a dubious company, it is just liable differently.
100.0
6%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.70.03%
    • Full methodology

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