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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,837 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringLandquartE3 Energieberatung GmbH
E3 Energieberatung GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of E3 Energieberatung GmbH is the independent consulting of private individuals and companies in the sustainable renovation and new construction of buildings, with the goal of reducing energy consumption and protecting the environment. The consulting services include the analysis of energy losses, the development of renovation and new building concepts, the evaluation of funding programs, and the accompaniment of projects from the initial idea to successful completion.

AI-generated
Offering

Products & services

Industry:Technical Consulting & Engineering
✓ Offered11
Energy consulting
Product-independent, holistic consulting for energy savings in properties; analysis of weak points, identification of savings potential, and recommendations for refurbishment measures.
Refurbishment concept
Comprehensive condition analysis of the property with a catalogue of measures for the building envelope and building services, along with a cost estimate for the building refurbishment.
Refurbishment project support
Support from the initial idea through acceptance of the refurbishment works, including quotations, subsidies, scheduling, and monitoring of all activities.
New-build energy concept
Complete energy concept for new builds, with an early focus on materials, architecture and building services to achieve low energy use and a comfortable living climate.
Subsidy consulting
Evaluation and application of subsidy contributions for energy-conscious building and refurbishment with the federal government, cantons and municipalities.
Initial consultation
First personal meeting with a walkthrough of the building to record wishes and needs, identify energy-related weak points and determine initial savings potential.
Impact monitoring
Inspection after the refurbishment works to verify implementation and to present the ecological and economic successes of the refurbishment.
GEAK preparation
Preparation of the GEAK (building energy certificate) as an additional service in the context of building energy assessments.
Verification for individual building elements
Verifications for energy requirements for individual building components as part of new builds and refurbishments.
System verification according to SIA 380/1
System verification according to SIA 380/1 for energy-related certifications for buildings and construction projects.
Thermographic surveys
Thermographic surveys to visualise heat losses and energy-related weak points in buildings.
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4.1/5

E3 Energieberatung GmbH

Trust & reputation

ranQ Trust Score of E3 Energieberatung GmbH: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

E3 Energieberatung GmbH has no value in the Reputation area of the ranQ Trust Score because no data is available. The area carries 42% of the weighting and drops out of the calculation for this profile; it does not lower the score, only the reported data basis.
x
CriterionValueWeight
  • Review quality: No data point — the criterion is taken out of the weighting and does not lower the score.—24%
  • Review volume: No data point — the criterion is taken out of the weighting and does not lower the score.—10%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
E3 Energieberatung GmbH scores 78.5 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.89.612%
  • 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%
E3 Energieberatung GmbH 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%
E3 Energieberatung GmbH scores 9.1 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 35.9.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

E3 Energieberatung GmbH reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». No public customer reviews are available for this provider; the rating is based on the remaining criteria. The data basis is 54%, 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.

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Location

Sägenstrasse 8
7302 Landquart
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 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-338.500.904
Founded
2015 · 11 years
Last commercial register change
October 19, 2015
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.
88.0
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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