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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,765 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureCivil EngineeringSils Im DomleschgOtto Bohr AG
Otto Bohr AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Otto Bohr AG encompasses specialized construction services, particularly: foundation pit and slope stabilization, micropile foundations, site investigations, tunnel construction, railway infrastructure work, and heat probes. The company thus offers specialized services for the construction and securing of pits, slopes, tunnels, and other infrastructure projects.

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Products & services

Industry:Civil Engineering
✓ Offered
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4.1/5

Otto Bohr AG

4
Special deep foundation engineering
Special deep foundation engineering for challenging ground conditions, supporting clients, engineering offices and public authorities on underground projects.
Slope and excavation stabilisation
Slope and excavation stabilisation for construction projects, carried out as part of special deep foundation engineering.
Exploratory borehole drilling
Exploratory borehole drilling to investigate the subsoil ahead of or alongside construction projects.
Micro-piles
Micro-piles for demanding ground and foundation solutions in special deep foundation engineering.
Trust & reputation

ranQ Trust Score of Otto Bohr AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 96% · As of October 2026

Otto Bohr AG scores 66.1 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.70.824%
  • 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.27.910%
  • 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%
Otto Bohr AG scores 85.5 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%
Otto Bohr AG 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%
Otto Bohr AG scores 0.3 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 35.0.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Otto Bohr AG reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 2 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
5
of 5

Aggregated from 2 reviews across all connected sources

Sources
GGoogle52
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Aktienstrasse 79
7411 Sils Im Domleschg

At a glance

Legal form
Corporation
UID
CHE-106.343.999
Founded
1988 · 38 years
Last commercial register change
August 12, 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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