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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryFinance & InsuranceHolding CompaniesKlotenSpecogna Engineering and Construction AG
Specogna Engineering and Construction AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Specogna Engineering and Construction AG is a construction company that performs building construction, civil engineering works, concrete surfacing and concrete repair. The website lists ISO certifications (ISO 9001, ISO 14001, ISO 45001), apprenticeship programmes and the company's affiliation with the Specogna Holding.

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Products & services

Industry:Holding Companies
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Specogna Engineering and Construction AG

✓ Offered6
Building construction
Building construction for housing, work, retail, mobility, healthcare and leisure; new builds, conversions and projects of any size.
Civil engineering
Bridges, galleries and cut-and-cover tunnels; general civil engineering with transport routes, utility works, complex reinforcement, formwork and fair-faced concrete.
Concrete repair
Repair and rehabilitation of structures in building, civil and bridge construction; concrete remediation, surface protection and value preservation with modern construction technologies.
Concrete pavement construction
Machine-laid concrete pavements for heavily loaded roads and stands; including work at Zurich Airport as well as access roads and industrial facilities.
UHFB construction
Use of ultra-high-performance fibre concrete for slimmer, durable structural elements; especially for bridges, high-rise foundations and tunnel walls.
Customer works
Conversions, renovations, bathroom and kitchen refurbishments, plus garages, garden walls and retaining walls; smaller construction and repair work on existing structures.
Trust & reputation

ranQ Trust Score of Specogna Engineering and Construction AG: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of October 2026

Specogna Engineering and Construction AG scores 70.0 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.70.224%
  • 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.63.210%
  • 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%
Specogna Engineering and Construction AG scores 85.5 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.100.012%
  • 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%
Specogna Engineering and Construction AG 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%
Specogna Engineering and Construction AG scores 77.1 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 35.77.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Specogna Engineering and Construction AG reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.5 out of 5 stars from 11 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
4.5
of 5

Aggregated from 11 reviews across all connected sources

Sources
GGoogle4.511
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Steinackerstrasse 55
8302 Kloten
Opening hours
Mon
07:30 - 12:00, 13:00 - 17:00
Tue
07:30 - 12:00, 13:00 - 17:00
Wed
07:30 - 12:00, 13:00 - 17:00
Thu
07:30 - 12:00, 13:00 - 17:00
Fri
07:30 - 12:00, 13:00 - 16:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-113.070.252
Founded
2006 · 20 years
Last commercial register change
June 26, 2015
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.100.06%
  • 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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