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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureSealing & InsulationSt. GallenTECTON AG St. Gallen
TECTON AG St. Gallen Logo
Verified· 2 sourcesTrust Score
Summary

About the company

TECTON AG St. Gallen provides building-envelope and roofing services, including waterproofing and both flat and pitched roof work. Services listed on the website include maintenance/after-sales service, metalwork (flashings), renovation, civil waterproofing and green roofs.

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Offering

Products & services

Industry:Sealing & Insulation
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4.1/5

TECTON AG St. Gallen

✓ Offered
5
Service and maintenance
Condition surveys, maintenance and annual inspections for roofing systems, balcony coatings and car park deck surfacings; fall protection, drone surveys, photovoltaic cleaning and surveying of the building envelope.
Flat roof
Advisory, execution and maintenance of flat roof waterproofing with various systems and products; including renovations, monitoring and an annual maintenance run.
Building renovation
Building renovations with condition surveys, thermal insulation calculations and renovation concepts; including support from analysis to planning and implementation, also for solar installations.
Sheet metal work
Metal work on the building envelope, including metal roofs, roof dormers, sheet metal connections, profiled sheet and double standing seam roofs, as well as lightning protection.
Green roof
Greening of flat roofs with retention calculations, selection of drainage, filter and substrate systems, and professional maintenance.
Trust & reputation

ranQ Trust Score of TECTON AG St. Gallen: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

TECTON AG St. Gallen 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%
TECTON AG St. Gallen scores 82.3 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.92.512%
  • 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%
TECTON AG St. Gallen 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%
TECTON AG St. Gallen scores 100.0 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 35.100.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

TECTON AG St. Gallen 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 October 2026.

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

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Location

Industriestrasse 13
9015 St. Gallen
Opening hours
Mon
07:00 - 17:00
Tue
07:00 - 17:00
Wed
07:00 - 17:00
Thu
07:00 - 17:00
Fri
07:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-451.605.115
Founded
2014 · 12 years
Last commercial register change
March 2, 2026
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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