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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureCivil Engineering FirmsWinterthurF. Preisig AG, Bauingenieure und Planer, Zweigniederlassung Winterthur
F. Preisig AG, Bauingenieure und Planer, Zweigniederlassung Winterthur Logo
Verified· 3 sourcesTrust Score
Summary

About the company

F. Preisig AG, Bauingenieure und Planer, Zweigniederlassung Winterthur is an engineering and planning office for civil engineering that provides services in transport infrastructure, traffic planning, structural and building engineering, environment, energy and water, as well as construction consulting and project management.

AI-generated
Offering

Products & services

Industry:Civil Engineering Firms
✓ Offered6
Construction advisory & project management
Construction advisory and project management for environmental and infrastructure projects; client support, main construction supervision, strategic consulting, project definitions, project and contract controlling, public procurement, land acquisition, GIS and data management.
Engineering structures & buildings
Planning and delivery of engineering structures and buildings; special structures, structural maintenance, residential, industrial and commercial construction, refurbishment of underground car parks and parking garages, earthquake assessments, project planning, construction management, expert reports.
Environment, energy & water
Planning and delivery of supply and disposal systems; trenchless pipe-jacking methods, wastewater treatment plants, geotechnics and special deep foundation works, internal sewer rehabilitations, thermal networks, water supply, hydraulic engineering, environmental and noise assessments.
Transport infrastructure
Planning and delivery of road, rail, tram and airport infrastructure; site development, maintenance management, project planning, construction management, project management, construction phase planning, expert assessments and reports.
Traffic planning
Traffic planning and traffic engineering; comprehensive transport concepts, operating and design concepts, assessments of appropriateness, feasibility studies, traffic analyses, mobility concepts, traffic safety and RSA/RSI.
Hardness stabilisation
Hardness stabilisation for drainage systems in above- and below-ground construction; preventive lime stabilisation in tunnel, road and rail drainage, parking garages, pump shafts and drains without construction interventions.
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4.0/5

F. Preisig AG, Bauingenieure und Planer, Zweigniederlassung Winterthur

Trust & reputation

ranQ Trust Score of F. Preisig AG, Bauingenieure und Planer, Zweigniederlassung Winterthur: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 96% · As of October 2026

F. Preisig AG, Bauingenieure und Planer, Zweigniederlassung Winterthur 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 Winterthur scores 84.1 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%
F. Preisig AG, Bauingenieure und Planer, Zweigniederlassung Winterthur scores 85.0 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).85.022%
F. Preisig AG, Bauingenieure und Planer, Zweigniederlassung Winterthur 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 Winterthur reaches a ranQ Trust Score of 4.0 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

Neuwiesenstrasse 15
8400 Winterthur

At a glance

Legal form
Branch
UID
CHE-457.945.673
Founded
2002 · 24 years
Last commercial register change
July 6, 2026
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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