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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringLucerneIngenieurbüro Dolder
Ingenieurbüro Dolder Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of the company "Ingenieurbüro Dolder" is planning and consulting in the field of energy and building technology, particularly in the areas of heating, ventilation, air conditioning and steam technology.

AI-generated
Offering

Products & services

Industry:Technical Consulting & Engineering
✓ Offered10
Overall concepts
Overall concepts for energy and building services engineering, including coordination of heating, ventilation, air conditioning, steam and other systems.
Building services and energy system design
Designs for building services and energy systems, in particular for heating, ventilation, air conditioning, steam and related technical systems.
Building automation
Building automation for technical systems and building services systems, including control and interconnection of installations.
Analyses, measurements, expert reports
Analyses, measurements and expert reports for technical installations, operation and building services engineering.
Risk analyses and SIL classifications (pressure equipment)
Risk analyses and SIL classifications for pressure equipment and technical installations.
System and energy optimisation
Optimisation of systems and energy consumption to improve operation and efficiency.
Documentation
Documentation for systems, planning and technical documents.
Information and knowledge management
Information and knowledge management for technical projects, documents and operationally relevant knowledge.
Development
Development of solutions and technical concepts in the field of energy and building services engineering.
Training
Training in energy and building services engineering as well as in technical installations and their operation.
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4.1/5

Ingenieurbüro Dolder

Trust & reputation

ranQ Trust Score of Ingenieurbüro Dolder: 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.

Ingenieurbüro Dolder 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%
Ingenieurbüro Dolder 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.100.012%
  • 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%
Ingenieurbüro Dolder scores 83.3 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).83.322%
Ingenieurbüro Dolder scores 42.9 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 35.42.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Ingenieurbüro Dolder 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.

Knowledge

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Location

Libellenstrasse 23
6004 Lucerne

At a glance

Legal form
Sole proprietorship
UID
CHE-108.269.121
Founded
1995 · 31 years
Last commercial register change
June 20, 2011
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.
67.0
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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