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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureCivil Engineering FirmsChurOsterwalder, Lehmann - Ingenieure und Geometer AG
Osterwalder, Lehmann - Ingenieure und Geometer AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Osterwalder, Lehmann - Ingenieure und Geometer AG is a national engineering firm that provides services in construction and engineering surveying, official cadastral surveying, geoinformatics, building regulation (Baupolizei), planning and civil engineering.

AI-generated
Offering

Products & services

Industry:Civil Engineering Firms
✓ Offered5
Surveying
Official surveying, architectural surveying, construction surveying, construction reference frames, deformation monitoring, track surveying, 3D surveying, drone surveys and geomonitoring.
Planning and environment
GEP, land-use studies, moorland protection, renaturation, revitalisation, school allocation plan, environment, visualisations and traffic surveys with consulting, concept, planning and project management.
Geoinformatics
Data models and domain layers, geodata management and web services, utility network and works cadastre, interfaces/API, thematic maps, webGIS/webGIS app, mapping and custom QGIS solutions.
Civil engineering
Infrastructure construction, sewerage, road construction and utility lines with studies, design, project development, site supervision and commissioning.
Building control
Building law, fire protection, fire inspection authority, property drainage and civil protection with consulting, permits, inspections, acceptances and remediation works.
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4.0/5

Osterwalder, Lehmann - Ingenieure und Geometer AG

Trust & reputation

ranQ Trust Score of Osterwalder, Lehmann - Ingenieure und Geometer AG: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 54% · As of October 2026

Osterwalder, Lehmann - Ingenieure und Geometer AG 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%
Osterwalder, Lehmann - Ingenieure und Geometer AG scores 65.2 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.64.612%
  • 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%
Osterwalder, Lehmann - Ingenieure und Geometer AG scores 85.0 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).85.022%
Osterwalder, Lehmann - Ingenieure und Geometer AG scores 54.3 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 35.54.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Osterwalder, Lehmann - Ingenieure und Geometer AG reaches a ranQ Trust Score of 4.0 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

Tittwiesenstrasse 21
7000 Chur
Opening hours
Mon
07:30 - 12:00, 13:00 - 17:00
Tue
07:30 - 12:00, 13:00 - 17:00
Wed
07:30 - 12:00, 13:00 - 17:00
Thu
07:30 - 12:00, 13:00 - 17:00
Fri
07:30 - 12:00, 13:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Branch
UID
CHE-374.112.053
Founded
2021 · 5 years
Last commercial register change
May 5, 2025
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.76.06%
  • 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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