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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringKottwilBau- und Energieberatung Lukas Bühlmann
Bau- und Energieberatung Lukas Bühlmann Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of the company 'Bau- und Energieberatung Lukas Bühlmann' is the consulting and support of customers in all areas of construction and energy efficiency. This includes in particular: Energy consulting: Consulting and support for optimizing the energy efficiency of buildings and construction projects. Construction consulting: Consulting and support for planning, coordinating and implementing construction projects. Individual consulting: Personal consulting and support for customers in solving specific problems and concerns in the field of construction and energy efficiency. The company offers tailored solutions and neutral assessments to support customers in achieving their goals.

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Products & services

Industry:Technical Consulting & Engineering
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3.8/5

Bau- und Energieberatung Lukas Bühlmann

✓ Offered
11
Energy consulting / building analysis
Energy consulting and building analysis for private clients, industry, commercial enterprises, architects, planners and the public sector; advice on energy statements, subsidy applications, the building envelope and building services systems.
GEAK Plus building analysis with measure variants
GEAK Plus building analysis with variants for possible measures; supports the assessment of the building condition and the planning of energy refurbishment steps.
Impulse advisory
Impulse advisory for energy-related questions concerning buildings and refurbishment; serves for an initial assessment and guidance for further measures.
Energy statement
Energy statements for building projects and approval procedures; technical clarifications and documentation related to energy requirements.
Subsidies
Advice and support with subsidy applications for energy measures and refurbishments; guidance in connection with possible subsidy payments.
Thermography surveys
Thermography surveys for analyzing heat losses and weak spots in the building envelope; suitable for preparing refurbishment measures.
Refurbishment concept for the building envelope
Refurbishment concepts for the building envelope including planning of energy improvements and suitable measure variants.
Building permit application and approval procedures
Support for building permit applications and approval procedures; clarifications and assistance for projects with the authorities.
Tender submission or bidding process
Support with tender submissions and calls for bids for construction projects; assistance with the preparation and evaluation of offers and award steps.
Construction and execution controls
Construction and execution controls to verify implementation on site; monitoring of workmanship and quality throughout the project.
Building envelope damage assessments
Building envelope damage assessments to evaluate damage, causes and the refurbishment needs of the building envelope.
Trust & reputation

ranQ Trust Score of Bau- und Energieberatung Lukas Bühlmann: 3.8 out of 5.0

Trust Score3.8/ 5.0

High

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Data basis 54% · As of October 2026

Bau- und Energieberatung Lukas Bühlmann 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.
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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%
Bau- und Energieberatung Lukas Bühlmann scores 60.5 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
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CriterionValueWeight
  • Establishment: Years since founding or brand launch, logarithmic. The maximum is reached at 15 years.58.012%
  • 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%
Bau- und Energieberatung Lukas Bühlmann scores 83.3 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
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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).83.322%
Bau- und Energieberatung Lukas Bühlmann scores 5.4 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
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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 35.5.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Bau- und Energieberatung Lukas Bühlmann reaches a ranQ Trust Score of 3.8 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.

Knowledge

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Location

Mühlacher
6217 Kottwil

At a glance

Legal form
Sole proprietorship
UID
CHE-416.840.338
Founded
2022 · 4 years
Last commercial register change
December 5, 2022
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.67.06%
  • 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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