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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureConstruction & Project ManagementRorschachA.I.G. Bau GmbH
AB
Verified· 1 sourceTrust ScoreNo score yet

A.I.G. Bau GmbH

Summary

About the company

The company aims to take over and execute general contracting assignments as well as plan, execute, and supervise construction projects. It provides services in the areas of new buildings, renovations, refurbishments, and renovations, including construction consulting, construction management, and construction supervision. The company trades in and rents out properties, plans, and realizes property developments, and brokers residential and commercial real estate. It can acquire, manage, rent, and sell real estate. The company can establish branches and subsidiaries domestically and abroad and invest in other companies domestically and abroad, as well as conduct all business that is directly or indirectly related to its purpose. The company can acquire, encumber, sell, and manage real estate domestically and abroad. It can also arrange financing on its own account or on behalf of others, as well as provide guarantees and sureties for subsidiaries and third parties.

Commercial register, canton of SG·As of September 29, 2025View on Zefix
Trust & reputation

ranQ Trust Score of A.I.G. Bau GmbH

Trust Score
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A published score requires a data basis of at least 50% and data from at least two criteria groups other than identity. Missing evidence: Review quality, Review volume, Review recency, Website authority, Media authority

Data basis 50% · As of October 2026

A.I.G. Bau GmbH 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%
A.I.G. Bau GmbH scores 50.8 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.25.012%
  • 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%
A.I.G. Bau GmbH scores 58.3 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).58.322%
A.I.G. Bau GmbH has no value in the Visibility area of the ranQ Trust Score because no data is available. The area carries 8% 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
  • Website authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%

The data basis is 50%, below the threshold at which ranQ publishes a score. Evidence is missing for: Review quality, Review volume, Review recency, Website authority, Media authority. As of October 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data. Full methodology

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Location

Industriestrasse 21/23
9400 Rorschach

At a glance

Legal form
Limited Liability Company
UID
CHE-254.285.997
Founded
2025 · 1 year
Last commercial register change
September 29, 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.
88.0
6%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.70.03%

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