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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryTransport & LogisticsTransport Infrastructure CompaniesZurichBBG Büro für Bahntechnik GmbH
BBG Büro für Bahntechnik GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The company's core activity is the planning and design of infrastructure projects in public transportation, particularly in rail transport. This includes the conception, planning and implementation of technical facilities such as cable systems, traction power supply, low-voltage systems, control systems, telecommunications systems and switch heating systems. The company also provides consulting and project management services to support projects from planning to implementation.

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3.8/5

BBG Büro für Bahntechnik GmbH

✓ Offered7
Planning and project development of railway technology
Planning and project development tasks related to public transport and infrastructure, from advisory services through design to implementation and construction management.
Cable installations
Concepts for complex cable duct systems and cable installations, including railway power supply, low-voltage installations, interlocking systems, telecom systems and point heating.
Technical installations
Concepts in the rail facility environment, including low- and high-voltage supplies, substations, data networks, lighting calculations and technical cabinets.
Coordination of rail projects
Scheduling and time planning for structures in the vicinity of rail facilities, including changeover concepts, equipment of technical rooms, and coordination with rail infrastructure operators and private providers.
Return and earthing
Concepts for structures in the vicinity of rail facilities, in particular overall return and earthing concepts for engineering structures, protective scaffolding, protective tunnels and falsework.
Inspection assignments in the rail environment
Expert mandates as well as factory inspections and acceptance tests in the vicinity of rail facilities.
Advisory, planning and construction management
Advisory, design, implementation and construction management services in all planning and execution phases of rail and infrastructure projects.
Trust & reputation

ranQ Trust Score of BBG Büro für Bahntechnik GmbH: 3.8 out of 5.0

Trust Score3.8/ 5.0

High

x

Data basis 96% · As of October 2026

BBG Büro für Bahntechnik GmbH scores 50.1 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
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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.63.624%
  • 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.17.610%
  • 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.50.08%
BBG Büro für Bahntechnik GmbH scores 86.7 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.70.07%
BBG Büro für Bahntechnik GmbH 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%
BBG Büro für Bahntechnik GmbH scores 0.3 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 35.0.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

BBG Büro für Bahntechnik GmbH reaches a ranQ Trust Score of 3.8 out of 5.0 — rated «High». The rating draws, among other things, on 4.0 out of 5 stars from 1 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
4
of 5

Aggregated from 1 reviews across all connected sources

Sources
GGoogle41
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Hallwylstrasse 31
8004 Zurich
Opening hours
Mon
08:30 - 16:00
Tue
08:30 - 16:00
Wed
08:30 - 16:00
Thu
08:30 - 16:00
Fri
09:00 - 12:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-108.605.124
Founded
1997 · 29 years
Last commercial register change
July 16, 2021
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.
88.0
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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