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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureCivil Engineering FirmsGiswilIngenieurbüro ZEO AG
Ingenieurbüro ZEO AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Ingenieurbüro ZEO AG is a civil engineering firm providing planning and project implementation in areas such as structural design (concrete, steel, timber, bridges), excavation and foundations, and renovation and seismic strengthening. Additional services include road construction, utility lines, hydraulic and water‑supply works, municipal drainage and rail infrastructure.

AI-generated
Offering

Products & services

Industry:Civil Engineering Firms
✓ Offered10
Load-bearing structures
Load-bearing structures for concrete, steel and timber construction as well as bridge construction; planning and implementation of challenging building projects using conventional or innovative solutions.
Excavations and foundations
Excavations and foundations with sheet piling, piles, shotcrete and nailed walls; sizing for ground stability and planning of excavation works.
Road construction
Road construction for national, cantonal, municipal and access roads; planning and realization of roads of varying scope.
Hydraulic engineering
Hydraulic engineering for flood protection, wild stream control, riverbank wall refurbishments, collector retention basins and support for hydropower plants.
Water supply
Water supply with pipe networks, reservoirs, pumping stations, treatment plants and trenchless construction; planning and realization of new builds and renovations.
Utility lines
Utility lines for municipal drainage, district heating and empty conduit systems for services; planning and construction of transmission lines and connections and discharges.
Urban water engineering
Urban water engineering with sewer systems, drainage, retention and infiltration; planning support for new buildings around the house.
Conversions and renovations
Conversions and renovations for additions, alterations and expansions of existing buildings; integration into the existing load-bearing structure and preservation of the existing building fabric.
Seismic strengthening
Seismic strengthening for all types of structures; analysis of the load-bearing system and measures to improve earthquake safety.
Railway track construction
Railway track construction including track bed works, level crossings, cable ducts and bridges; planning and implementation of railway infrastructure projects.
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4.1/5

Ingenieurbüro ZEO AG

Trust & reputation

ranQ Trust Score of Ingenieurbüro ZEO AG: 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.

Ingenieurbüro ZEO AG 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%
Ingenieurbüro ZEO AG scores 84.1 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.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.70.07%
Ingenieurbüro ZEO 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%
Ingenieurbüro ZEO AG scores 40.0 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 35.40.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Ingenieurbüro ZEO AG 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

Ahornweg 4
6074 Giswil

At a glance

Legal form
Branch
UID
CHE-254.354.486
Founded
2002 · 24 years
Last commercial register change
July 31, 2019
Employees
11 to 20
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.
76.0
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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