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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureGeneral ContractorsWangen SzActa Ing. GmbH
Acta Ing. GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of ACTA ING. is the planning, management and implementation of construction projects in Switzerland. This includes services such as: overall project management and general planning, architectural and execution planning, construction management and building economics, project control and client representation, sustainable building solutions and intelligent construction management. The company thus offers a comprehensive range of services for the planning, management and implementation of construction projects, from the initial idea to completion.

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Offering

Products & services

Industry:General Contractors
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3.9/5

Acta Ing. GmbH

✓ Offered7
Construction management
Project management and control across all SIA phases, from feasibility studies and cost framework through to handover; including tendering, contract award, cost and schedule management.
Site supervision
On-site supervision according to SIA 118 for clients and on assignment for offices; including site leadership, invoice review, variation management, acceptance inspections and defects handling.
Architecture & general planning
Architecture, general planning and coordination of all specialist designers from the study phase through the building permit; including design development, detailed planning, energy performance documentation, tendering and cost management.
Building services
HVAC&S planning and specialist site supervision for heating, ventilation, air conditioning and sanitary systems; including boiler replacement, heat pump conversions, commissioning, acceptance inspections and technical coordination.
Client representation
Representation of the client in project organisation, tendering, award in competition, review of offers and contracts, cost control according to BKP, as well as reporting and variation management.
Damage expertise
Independent diagnosis for water damage, moisture, cracks and defects; including measurements, thermography, leak detection, measurement report and, on request, guidance for remediation.
Digital & 3D scanning
Digital building survey with Matterport Digital Twin, 3D laser scanning, thermography and moisture measurement; including measurement of quantities, drawing base data and condition documentation.
Trust & reputation

ranQ Trust Score of Acta Ing. GmbH: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 54% · As of October 2026

Acta Ing. GmbH 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.
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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%
Acta Ing. GmbH scores 65.0 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.58.012%
  • 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%
Acta Ing. GmbH scores 83.3 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).83.322%
Acta Ing. 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

Acta Ing. GmbH reaches a ranQ Trust Score of 3.9 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

Hämmerli 7
8855 Wangen Sz

At a glance

Legal form
Limited Liability Company
UID
CHE-499.876.813
Founded
2022 · 4 years
Last commercial register change
February 20, 2023
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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