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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringGümligenB-I-G Büro für Ingenieurgeologie AG
B-I-G Büro für Ingenieurgeologie AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of B-I-G AG is the planning and implementation of projects in the fields of geotechnics, natural hazards, geothermal energy, resources and contaminated sites. This includes in particular: Consulting, monitoring and evaluation in these areas; Carrying out measurements and investigations with its own measurement technology; Engineering geological services, including hydrogeology and geothermal energy. The company positions itself as an independent geological office and offers its services to builders, planners, public companies and private individuals.

AI-generated
Trust & reputation

ranQ Trust Score of B-I-G Büro für Ingenieurgeologie AG: 4.1 out of 5.0

Trust Score
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4.1/5

B-I-G Büro für Ingenieurgeologie AG

4.1/ 5.0

High

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Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

B-I-G Büro für Ingenieurgeologie 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%
B-I-G Büro für Ingenieurgeologie AG scores 89.3 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.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.70.07%
B-I-G Büro für Ingenieurgeologie AG scores 81.7 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).81.722%
B-I-G Büro für Ingenieurgeologie AG scores 22.9 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 35.22.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

B-I-G Büro für Ingenieurgeologie AG 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. Full methodology

Knowledge

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Location

Dorfstrasse 10
3073 Gümligen

At a glance

Legal form
Corporation
UID
CHE-108.654.619
Founded
1997 · 29 years
Last commercial register change
April 12, 2023
Employees
11 to 20
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.100.06%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.70.03%

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