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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringZurichcontraf ag
contraf ag Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of contraf ag is the provision of services in the field of planning transport infrastructure projects and addressing mobility needs. This includes expertise, consulting, project management, leadership support and other services, which are primarily provided to public administrations and companies in the transport sector.

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Products & services

Industry:Technical Consulting & Engineering
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4.0/5

contraf ag

✓ Offered4
Planning of transport infrastructure projects
Planning transport infrastructure projects and addressing questions relating to today’s and future mobility needs, mainly for public authorities, companies and private clients.
Expertise and consulting
Expert support, independent second opinion and sparring on competitions, study assignments, transport planning, planning methodology, project development and evaluation methods.
Project management
External project leadership, coordination mandates, synthesis and controlling for strategic planning, complex project and area planning, as well as cross-cutting project planning.
Leadership support
Analysis, strategy, coaching and interim management for public authorities and private companies, especially in the transport and mobility sector.
Trust & reputation

ranQ Trust Score of contraf ag: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 54% · As of October 2026

contraf 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.
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%
contraf ag scores 72.8 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.70.212%
  • 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%
contraf ag 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%
contraf ag scores 0.6 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 35.0.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

contraf 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.

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Location

Förrlibuckstrasse 229
8005 Zurich

At a glance

Legal form
Corporation
UID
CHE-277.367.117
Founded
2020 · 6 years
Last commercial register change
August 27, 2020
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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