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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,952 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureCivil worksThalheim AgSpez-Bau GmbH
Spez-Bau GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The company's core activity encompasses various services in the field of construction and infrastructure, including: excavator work, machinery rental, pipeline construction, demolition and dismantling, small concrete work, customer masonry, core drilling, stone walls, drainage, welding work, and house clearances. Thus, the company offers a wide range of services required for the construction, maintenance, and modernization of buildings and infrastructure.

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Service area

Offering

Products & services

Industry:Civil worksExcavation
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4.1/5

Spez-Bau GmbH

Mason
✓ Offered9
Excavation work
Excavation work to dredge streams, create gravel areas, alter terrain, and carry out small excavations.
Utility line construction
Utility line construction for sewer systems, stormwater lines, water lines, gas lines, power lines, and TV and Swisscom lines.
Demolition / deconstruction
Demolition, end coring and hollowing-out of houses as part of deconstruction works.
Customer bricklaying / concrete works
Bricklaying and concrete works for bricking up utility lines, small masonry work, concrete repairs, pouring foundations, and core drilling.
Rental of machine operator
Rental as a machine operator on various construction machines, including excavators.
Stone walls
Stone walls as specialized building and landscaping works.
Drainage works
Drainage for drainage and pipeline works around the construction project.
Welding works
Welding works as supplementary craft service in the construction and plant sector.
House clear-outs
House clear-outs as an additional clearance and disposal service.
Trust & reputation

ranQ Trust Score of Spez-Bau GmbH: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of November 2026

Spez-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.
x
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%
Spez-Bau GmbH scores 74.1 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.79.212%
  • 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%
Spez-Bau GmbH scores 86.7 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).86.722%
Spez-Bau GmbH scores 2.0 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 35.2.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Spez-Bau GmbH 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 54%, so the score is backed by part of the criteria. As of November 2026.

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

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Location

Bäckereiweg 193
5112 Thalheim Ag

At a glance

Legal form
Limited Liability Company
UID
CHE-171.752.002
Founded
2018 · 8 years
Last commercial register change
January 10, 2018
Employees
1 to 10

Active in 1 of 26 cantons · 1 municipality

  • AGThalheim (AG)
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%
    • Full methodology

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