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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureCivil Engineering FirmsSt. GallenF. Preisig AG, Bauingenieure und Planer, Zweigniederlassung St. Gallen
F. Preisig AG, Bauingenieure und Planer, Zweigniederlassung St. Gallen Logo
Verified· 3 sourcesTrust Score
Summary

About the company

F. Preisig AG, Bauingenieure und Planer, Zweigniederlassung St. Gallen provides civil engineering and planning services, covering transport infrastructure and traffic planning, structural and building engineering, environmental, energy and water projects, as well as construction consultancy and project management.

AI-generated
Offering

Products & services

Industry:Civil Engineering Firms
✓ Offered6
Construction Advisory & Project Management
Support for infrastructure and environmental projects from the first idea to implementation; strategic consulting, project coordination, project and contract controlling, public procurement, and overall site supervision.
Transport Infrastructure
Planning and delivery of road, rail, tram, light-rail and airport infrastructure; design and project engineering, construction management, project management, construction phase planning, maintenance planning, as well as expert opinions and assessments.
Environment, Energy & Water
Planning and delivery of water supply and disposal facilities, trenchless pipe-jacking methods, wastewater treatment plants, geotechnics and special deep foundation works, water supply, hydraulic engineering, as well as environmental and noise assessments.
Engineering Structures & Buildings
Development, design and delivery of engineering structures, structural preservation, residential, industrial and commercial construction, refurbishment of underground car parks and parking garages, and earthquake assessments.
Transport Planning
Traffic concepts, operating and design concepts, suitability assessments, feasibility studies, traffic surveys, mobility concepts and traffic safety audits.
Hardness Stabilisation
Hardness stabilisation for building and civil engineering, particularly in drainage systems; prevention of limescale deposits using liquid systems and depot stones, without structural interventions.
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3.9/5

F. Preisig AG, Bauingenieure und Planer, Zweigniederlassung St. Gallen

Trust & reputation

ranQ Trust Score of F. Preisig AG, Bauingenieure und Planer, Zweigniederlassung St. Gallen: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of October 2026

F. Preisig AG, Bauingenieure und Planer, Zweigniederlassung St. Gallen scores 49.8 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.68.224%
  • 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.35.08%
F. Preisig AG, Bauingenieure und Planer, Zweigniederlassung St. Gallen scores 79.7 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.89.612%
  • 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%
F. Preisig AG, Bauingenieure und Planer, Zweigniederlassung St. Gallen 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%
F. Preisig AG, Bauingenieure und Planer, Zweigniederlassung St. Gallen scores 100.0 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 35.100.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

F. Preisig AG, Bauingenieure und Planer, Zweigniederlassung St. Gallen reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 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
5
of 5

Aggregated from 1 reviews across all connected sources

Sources
GGoogle51
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Schreinerstrasse 1
9000 St. Gallen

At a glance

Legal form
Branch
UID
CHE-244.040.046
Founded
2015 · 11 years
Last commercial register change
April 3, 2020
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.76.06%
  • 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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