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 & ArchitectureCivil EngineeringMamishausGurtner Bau AG
Gurtner Bau AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Gurtner Bau AG is a construction company that carries out utility-line installation, sewer and site development, road surfacing, landscaping and paving, and slope-protection works.

AI-generated
Offering

Products & services

Industry:Civil Engineering
✓ Offered5
Utility networks / Sewerage / site development
Site development for building land including utility lines and excavation work, general construction of utility networks for electricity, telephone/TV, water/sewerage, district heating/gas and emergency interventions.
Slope stabilisation and privacy screens
Securing embankments with timber cribs or natural stone walls, as well as privacy screens made of natural stone.
External works, stonework and paving
External works, interlocking stone yards, natural stone paving, topsoil works for redesigned gardens, natural stone walls and seating areas.
Road surfacing
Road surfacing for road construction, with a focus on safe execution and the least possible traffic restrictions.
Conversions, extensions, refurbishment and renovation
Conversion, refurbishment and renovation projects with building construction works, excavation of building pits, sewerage, concrete, reinforced concrete, masonry and plastering works.
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
4.1/5

Gurtner Bau AG

Trust & reputation

ranQ Trust Score of Gurtner Bau AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 96% · As of October 2026

Gurtner Bau AG scores 61.7 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.47.024%
  • 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.70.510%
  • 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.95.08%
Gurtner Bau AG scores 92.3 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.82.07%
Gurtner Bau AG 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%
Gurtner Bau AG scores 7.7 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 35.7.74%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Gurtner Bau AG reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 3.7 out of 5 stars from 15 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
3.7
of 5

Aggregated from 15 reviews across all connected sources

Sources
GGoogle3.715
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

No knowledge articles yet

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

Get started
Comparisons

Gurtner Bau AG in comparison

Soon

Industry comparisons are coming soon

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

Is this your company?

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

Secure profile

Location

Fultigenstrasse 6
3152 Mamishaus
Opening hours
Mon
07:00 - 12:00, 13:00 - 17:00
Tue
07:00 - 12:00, 13:00 - 17:00
Wed
07:00 - 12:00, 13:00 - 17:00
Thu
07:00 - 12:00, 13:00 - 17:00
Fri
07:00 - 12:00, 13:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-107.214.028
Founded
1979 · 47 years
Last commercial register change
September 30, 2026
Employees
21 to 50
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

    C+
    Christ + Röthlisberger AG
    Zollikofen
    H+
    Huldi + Stucki Strassen- und Tiefbau AG
    Wahlendorf
    HT
    H. Teuscher AG
    Därstetten
    AK
    Adolf Künzi AG
    Bern
    KA
    Künzi AG Köniz
    Köniz
    KA
    Künti AG, Strassenbau
    Koppigen
    HT
    Hofmann Tiefbau AG
    Kappelen
    IA
    Imperiali AG
    Büren An Der Aare