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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureBuilding ConstructionDietlikonSignia Bauunternehmen GmbH
Signia Bauunternehmen GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The company's core activity is the provision of construction services as a general contractor, including planning, management and execution of construction projects, such as new buildings, conversions, renovations, demolition, dismantling, painting and plastering, flooring, sanitary installations and scaffolding.

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Offering

Products & services

Industry:Building ConstructionBuilding Maintenance
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4.3/5

Signia Bauunternehmen GmbH

General Contractors
Horticulture & Landscaping
Interior Construction
Owner's Representative
Painting & Plastering
✓ Offered8
General contractor
Planning, coordination and execution of construction projects; new builds, conversions and expansions, renovations, decommissioning and demolition, turnkey handover.
Construction management
Project planning, coordination of all trades, site supervision, schedule and quality controls, and acceptance through to turnkey handover.
Conversions, Renovations and Refurbishment
Conversions and renovations inside and outside, including planning and implementation for residential and commercial properties.
Interior fit-out
Interior fit-out for residential, commercial and conversion projects with plastering, painting, flooring, tiling, plumbing and electrical works.
Painting and plastering works
Painting and plastering works for new builds, conversions, renovations and interior fit-out.
Facade renovation
Facade renovation and restoration and façade works, including scaffolding.
New build
New builds of residential properties as well as industrial and commercial buildings, including planning and execution.
Flooring
Installation of flooring as part of interior fit-outs and conversion projects.
Trust & reputation

ranQ Trust Score of Signia Bauunternehmen GmbH: 4.3 out of 5.0

Trust Score4.3/ 5.0

Very high

x

Data basis 96% · As of October 2026

Signia Bauunternehmen GmbH scores 93.5 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.95.924%
  • 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.100.010%
  • 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.78.08%
Signia Bauunternehmen GmbH scores 67.8 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%
Signia Bauunternehmen GmbH 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%
Signia Bauunternehmen GmbH scores 0.9 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 35.0.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Signia Bauunternehmen GmbH reaches a ranQ Trust Score of 4.3 out of 5.0 — rated «Very high». The rating draws, among other things, on 5.0 out of 5 stars from 75 customer reviews. The data basis is 96%, 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.

Reviews

Aggregated rating

Aggregated rating
5
of 5

Aggregated from 75 reviews across all connected sources

Sources
GGoogle575
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Industriestrasse 24
8305 Dietlikon
Opening hours
Mon
07:30 - 17:30
Tue
07:30 - 17:30
Wed
07:30 - 17:30
Thu
07:30 - 17:30
Fri
07:30 - 17:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-147.974.720
Founded
2021 · 5 years
Last commercial register change
March 6, 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.
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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