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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,904 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureBuilding contractorNeunkirchFortisbau AG
Fortisbau AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Fortisbau AG is a construction company working in building and civil engineering. Its services include new buildings, industrial and agricultural construction, renovations and conversions, foundations, retaining walls, core drilling, and sewer and utility pipeline construction.

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Service area

Offering

Products & services

Industry:Building contractor
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4.0/5

Fortisbau AG

Civil works
Renovation
Excavation
✓ Offered10
Building construction
Building construction for new buildings, industrial buildings and agricultural buildings; structural works, concrete works and execution of construction projects in the Schaffhausen region.
Civil engineering
Civil engineering with sewerage works and pipework, retaining walls, foundations, forecourts and monobeton; execution of building and infrastructure works.
Renovations and conversion works
Renovations and conversion works for existing buildings, including modifications, dismantling, conversions and customer-specific work as required.
Site preparation and client works
Client works for individual construction projects, including smaller adjustments, excavation and preparatory works as well as site-specific execution.
Retaining walls
Retaining walls for slope stabilisation and structural safety measures in outdoor areas.
Reinforced concrete and foundations
Reinforced concrete and foundation works for new buildings, extensions and load-bearing components; including ground slabs and concrete works.
Core drilling
Core drilling for openings and subsequent installations in concrete and masonry.
Forecourts
Forecourts and paved areas for access routes, outdoor areas and the surroundings of homes.
Monobeton
Monobeton for ground slabs, outdoor surfaces and robust concrete paving.
Sewerage works and pipework
Sewerage works and pipework for building connections, drainage and infrastructure in outdoor areas.
Trust & reputation

ranQ Trust Score of Fortisbau AG: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 96% · As of November 2026

Fortisbau AG scores 65.9 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.75.024%
  • 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.40.910%
  • 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.70.08%
Fortisbau AG scores 70.4 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.64.612%
  • 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%
Fortisbau AG scores 86.7 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).86.722%
Fortisbau AG scores 28.6 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 35.28.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Fortisbau AG reaches a ranQ Trust Score of 4.0 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 4 customer reviews. The data basis is 96%, 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.

Reviews

Aggregated rating

Aggregated rating
5
of 5

Aggregated from 4 reviews across all connected sources

Sources
GGoogle54
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Schaffhauserstrasse 22
8213 Neunkirch
Opening hours
Mon
07:30 - 12:00, 13:00 - 17:30
Tue
07:30 - 12:00, 13:00 - 17:30
Wed
07:30 - 12:00, 13:00 - 17:30
Thu
07:30 - 12:00, 13:00 - 17:30
Fri
07:30 - 12:00, 13:00 - 17:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-244.787.323
Founded
2021 · 5 years
Last commercial register change
August 12, 2024
Employees
1 to 10

Active in 1 of 26 cantons · 1 municipality

  • SHNeunkirch
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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