ranQ
ranQ
ranQ
DirectoryIndustriesPlacesKnowledgeComparisonsSoon
Sign inCheck visibility
ranQHSG Startup LabelRecognised by the
HSG Startup Label

The leading AI company directory, built to boost AI visibility.

DEENFRIT
Product
  • Pricing
  • Directory
  • Industries
  • Trust Score
Company
  • About
  • Contact
  • Legal
© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureBuilding ConstructionAffoltern Im EmmentalPaul Bieri AG
Paul Bieri AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Paul Bieri AG is the execution of construction and civil engineering works, including renovations, extensions and conversions, environmental works, soil and wall coatings, as well as drilling and milling operations.

AI-generated
Offering

Products & services

Industry:Building Construction
✓ Offered6
Building construction
Single-family and duplex houses, agricultural buildings, industrial buildings, carports, conversions and repairs; also steel structures as well as new builds and renovations.
Civil engineering
Earthworks, sewer systems, utility lines, water mains, slope reinforcement, stream bank reinforcement, treatment basins, reservoirs as well as surfacing works, forecourts, gravel surfaces and paving.
Renovations and conversions
Renovations, conversions and extensions for residential buildings; structural adjustments, renovations and repairs including planning, a transparent quotation and efficient execution.
Construction consulting
Advice on new builds, conversions and renovations; review of preliminary and execution projects, estimates, expert reports and transparent cost breakdowns.
External works
External works around construction projects, documented with reference images on the website.
Floor and wall coatings
Floor and wall coatings as a separate service area, presented with reference projects and image material.
LeadhubOutbound Leads by COHAGA

Looking for direct email addresses and phone numbers?

Leadhub delivers verified contact details and decision-makers from over 750,000 Swiss companies — management, procurement, marketing, HR.

Discover Leadhub
3.8/5

Paul Bieri AG

Trust & reputation

ranQ Trust Score of Paul Bieri AG: 3.8 out of 5.0

Trust Score3.8/ 5.0

High

x

Data basis 96% · As of October 2026

Paul Bieri AG scores 49.0 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.62.524%
  • 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.27.910%
  • 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%
Paul Bieri AG scores 85.5 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.55.07%
Paul Bieri AG scores 81.7 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).81.722%
Paul Bieri AG scores 5.4 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 35.5.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Paul Bieri AG 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 2 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 2 reviews across all connected sources

Sources
GGoogle42
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

No knowledge articles yet

Once Paul Bieri AG has claimed this profile, we'll publish editorial articles and case studies here together.

Get started
Comparisons

Paul Bieri AG in comparison

Soon

Industry comparisons are coming soon

We're preparing industry comparisons that rank Paul Bieri AG by reviews, experience and specialisations.

Is this your company?

Claim the company profile of Paul Bieri AG to make its contact details visible. With a plan we additionally create and publish industry comparisons, articles and much more.

Secure profile

Location

Hier entsteht die Karte
3416 Affoltern Im Emmental

At a glance

Legal form
Corporation
UID
CHE-107.229.722
Founded
1984 · 42 years
Last commercial register change
September 8, 2014
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

    Similar companies

    SA
    Schürch AG
    Lyss
    AS
    Annoni S.A.
    Bévilard
    GU
    Gerber und Troxler Bau AG
    Bönigen B. Interlaken
    ER
    E. Rubeli, Bauunternehmung
    Gampelen
    ZB
    Zurbuchen Baugeschäft AG
    Habkern
    MA
    Marti AG Bern, Moosseedorf
    Moosseedorf
    FA
    FiechterStuder AG
    Ostermundigen
    FA
    Freiebau AG
    Biel/Bienne