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
  • Partner program
  • Contact
  • Legal
© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureOwner's RepresentativeIstighofen1A BAULEITUNGEN Peter Gerschwiler
1A BAULEITUNGEN Peter Gerschwiler Logo
Verified· 3 sourcesTrust Score
Summary

About the company

1A BAULEITUNGEN Peter Gerschwiler provides project and construction planning for new builds, conversions and renovations. Its services include client consulting, cost estimation, client representation, project coordination, on-site construction management and quality control.

AI-generated
Offering

Products & services

Industry:Owner's Representative
✓ Offered8
Client representation
Client representation for new-build and conversions, project organisation, building up planning teams, on-site construction management, quality monitoring on the construction site, inspections and handovers.
Client advisory
Client advisory for new-build and conversions, support with building measures, itemised cost estimates as well as building analyses and cost calculation for conversions.
Project and construction planning
Project and construction planning for all types of construction measures, including planning of new builds and renovations as well as coordination of planning tasks.
On-site construction management
On-site construction management on the construction site, quality monitoring, coordination of execution and support for new builds, conversions and renovations.
Buyer support for residential property
Buyer support for residential ownership, including inspections and handovers in connection with new builds and residential properties.
Itemised cost estimates
Itemised cost estimates for construction projects, as a basis for tenders, cost overview and project organisation for new builds, conversions and renovations.
Building analyses and cost estimation
Building analyses and cost estimation for conversions, to assess existing building fabric and to plan remediation or conversion projects.
Training for construction site managers
Training for construction site managers, complementing the other site supervision and project planning services with further education in construction management.
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
3.6/5

1A BAULEITUNGEN Peter Gerschwiler

Trust & reputation

ranQ Trust Score of 1A BAULEITUNGEN Peter Gerschwiler: 3.6 out of 5.0

Trust Score3.6/ 5.0

Solid

x

Data basis 96% · As of October 2026

1A BAULEITUNGEN Peter Gerschwiler scores 39.4 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.50.024%
  • 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.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%
1A BAULEITUNGEN Peter Gerschwiler scores 78.5 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%
1A BAULEITUNGEN Peter Gerschwiler 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%
1A BAULEITUNGEN Peter Gerschwiler scores 0.3 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 35.0.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

1A BAULEITUNGEN Peter Gerschwiler reaches a ranQ Trust Score of 3.6 out of 5.0 — rated «Solid». The rating draws, among other things, on 1.0 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
1
of 5

Aggregated from 1 reviews across all connected sources

Sources
GGoogle11
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

No knowledge articles yet

Once 1A BAULEITUNGEN Peter Gerschwiler has claimed this profile, we'll publish editorial articles and case studies here together.

Get started
Comparisons

1A BAULEITUNGEN Peter Gerschwiler in comparison

Soon

Industry comparisons are coming soon

We're preparing industry comparisons that rank 1A BAULEITUNGEN Peter Gerschwiler by reviews, experience and specialisations.

Is this your company?

Claim the company profile of 1A BAULEITUNGEN Peter Gerschwiler to make its contact details visible. With a plan we additionally create and publish industry comparisons, articles and much more.

Secure profile

Location

Sonnenrainstrasse 1
8575 Istighofen

At a glance

Legal form
Sole proprietorship
UID
CHE-115.707.853
Founded
2010 · 16 years
Last commercial register change
October 16, 2012
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.67.06%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.70.03%
    • Full methodology

    Similar companies

    RR
    RBM Ruppanner Baumanagement GmbH
    Sirnach
    I&
    Inauen & Inauen AG
    Steckborn
    BN
    Büchel Neubig Partner GmbH
    Weinfelden
    MI
    Marthaler Immobilien AG
    Frauenfeld
    BB
    Bauregie Baumanagement GmbH, Zweigniederlassung Arbon
    Arbon
    IA
    ienco ag
    Amriswil
    DB
    DIMU BAUmanagement GmbH
    Weinfelden
    IP
    Immo3 Partner AG
    Frauenfeld