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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringHunzenschwilFranz Bitterli AG, Ingenieurbüro für Hoch- und Tiefbau
Franz Bitterli AG, Ingenieurbüro für Hoch- und Tiefbau Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The company FRANZ BITTERLI AG is a civil engineering firm specializing in structural planning for various construction projects. The core activities include the planning and execution of: industrial buildings, single-family homes, multi-family homes, public buildings, special foundation engineering, overbuildings, renovations, earthquake safety and prevention. The company also offers specialized services such as static calculations, 3D modeling, and slope and embankment stabilization.

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Offering

Products & services

Industry:Technical Consulting & Engineering
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4.2/5

Franz Bitterli AG, Ingenieurbüro für Hoch- und Tiefbau

Civil Engineering Firms
✓ Offered4
Structural design
Structural design for building and civil engineering projects, particularly for residential and industrial construction; static calculations, plans and 3D models for execution.
Civil engineering services for building and civil engineering works
Civil engineering services in the region and surrounding cantons for building and civil engineering projects, from single-family homes to public buildings.
Excavation support and slope stabilization
Design of slope and hillside stabilisation for structures on slopes or with limited space; including excavation plans and excavation support.
Formwork and reinforcement drawings
Preparation of formwork and reinforcement drawings in building construction, 3D Allplan/BIM-compatible, for residential, commercial, industrial and public buildings.
Trust & reputation

ranQ Trust Score of Franz Bitterli AG, Ingenieurbüro für Hoch- und Tiefbau: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

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Data basis 96% · As of October 2026

Franz Bitterli AG, Ingenieurbüro für Hoch- und Tiefbau scores 71.1 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.74.424%
  • 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.49.510%
  • 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.88.08%
Franz Bitterli AG, Ingenieurbüro für Hoch- und Tiefbau scores 85.5 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.55.07%
Franz Bitterli AG, Ingenieurbüro für Hoch- und Tiefbau 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%
Franz Bitterli AG, Ingenieurbüro für Hoch- und Tiefbau scores 8.0 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 35.8.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Franz Bitterli AG, Ingenieurbüro für Hoch- und Tiefbau reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.8 out of 5 stars from 6 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
4.8
of 5

Aggregated from 6 reviews across all connected sources

Sources
GGoogle4.86
★TrustpilotSoon
PProvenExpertSoon

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

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Comparisons

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Location

Hauptstrasse 32
5502 Hunzenschwil
Opening hours
Mon
07:30 - 12:00, 13:30 - 17:00
Tue
07:30 - 12:00, 13:30 - 17:00
Wed
07:30 - 12:00, 13:30 - 17:00
Thu
07:30 - 12:00, 13:30 - 17:00
Fri
07:30 - 12:00, 13:30 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-106.022.785
Founded
1987 · 39 years
Last commercial register change
March 6, 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.100.06%
  • 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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