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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureBuilding ConstructionReinach Ag4-ImmoBau AG
4-ImmoBau AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

4-ImmoBau AG is a company for project development and construction of residential properties. It develops and sells housing projects and cooperates with local contractors while emphasizing the use of quality materials.

AI-generated
Offering

Products & services

Industry:Building Construction
✓ Offered2
Real estate development
Real estate projects under development, including multi-family houses and residential developments such as Höhenweg Reinach and Weihermattpark Trio.
Construction of multi-family houses
Multi-family houses and residential buildings, recognisable by projects such as MFH Höhenweg Reinach and further residential developments in the portfolio.
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4.1/5

4-ImmoBau AG

Trust & reputation

ranQ Trust Score of 4-ImmoBau AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

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Data basis 58% · As of October 2026

Without public customer reviews the score stays capped.

4-ImmoBau AG has no value in the Reputation area of the ranQ Trust Score because no data is available. The area carries 42% of the weighting and drops out of the calculation for this profile; it does not lower the score, only the reported data basis.
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CriterionValueWeight
  • Review quality: No data point — the criterion is taken out of the weighting and does not lower the score.—24%
  • Review volume: No data point — the criterion is taken out of the weighting and does not lower the score.—10%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
4-ImmoBau AG scores 79.8 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
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CriterionValueWeight
  • Establishment: Years since founding or brand launch, logarithmic. The maximum is reached at 15 years.86.512%
  • 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%
4-ImmoBau AG 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%
4-ImmoBau AG scores 34.5 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
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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 35.25.74%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.43.34%
Qualifications+0.00

4-ImmoBau AG reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». No public customer reviews are available for this provider; the rating is based on the remaining criteria. The data basis is 58%, 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.

Press

Media

April 10, 2026Media
Bromenweiher aufgewertet: Hier gibt es neue Lebensräume für Amphibien
aargauerzeitung.ch
October 17, 2024Media
«Es ist ein Riesenschritt» – Baubewilligung für das Voco-Areal liegt vor
aargauerzeitung.ch
April 20, 2023Media
«Jetzt passt es zu Reinach»: Das dritte Projekt für das Voco-Areal soll nun umgesetzt werden
aargauerzeitung.ch

Knowledge

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Location

Europastrasse 12
5734 Reinach Ag

At a glance

Legal form
Corporation
UID
CHE-465.325.461
Founded
2016 · 10 years
Last commercial register change
December 9, 2025
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

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