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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringBrugg AgSteinmann Group Holding AG
Steinmann Group Holding AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The company is an engineering and planning company specializing in the fields of building construction, infrastructure construction, and area development. The core activities include planning, consulting, and implementation of construction projects, including the development of properties, the construction of buildings, and the creation of infrastructure such as roads, bridges, and supply networks. The company offers its expertise throughout the entire lifecycle of a construction project, from the initial idea to completion.

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Products & services

Industry:Technical Consulting & Engineering
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Steinmann Group Holding AG

Infrastructure construction
Infrastructure construction for roads, bridges, rail and utility networks; planning and delivery of connections, supply solutions and special structures in technical construction.
Building construction
Building construction for existing structures and sites; structural building, earthquake and building dynamics, client advisory and client support across the entire life cycle.
Surveying
Surveying for construction, industrial and foundational projects; construction surveying, industrial surveying, geodetic monitoring, 3D as-built survey and evaluation with recommendations.
Spatial development
Spatial development with spatial development planning, general land-use planning, special land-use planning, land management and participatory processes for public spaces.
Geographic information systems
Geographic information systems for capturing, analysing, managing and visualising spatial data; land information systems, network information systems and asset management infrastructure.
Building Information Modeling (BIM)
Building Information Modeling for digital information management across the entire life cycle of buildings; collaboration and DMS, CAFM, management and consulting, 3D as-built modelling.
Municipal consulting
Municipal consulting for construction and infrastructure; infrastructure value-retention planning, project communication and external building administration, accompanied depending on needs and project.
Mobility
Mobility concepts, traffic assessments, operating and design concepts and traffic data analysis for stressed transport systems and future-proof transport solutions.
Energy and environment
Energy and environmental solutions with acoustics, periodic reinstatement, municipal drainage, watercourse revitalisation, remediation of contaminated sites, landfill construction and district heating networks.
Trust & reputation

ranQ Trust Score of Steinmann Group Holding AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 58% · As of October 2026

Without public customer reviews the score stays capped.

Steinmann Group Holding 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.
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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%
Steinmann Group Holding AG scores 93.3 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.97.712%
  • 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.90.07%
Steinmann Group Holding AG scores 85.0 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
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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%
Steinmann Group Holding AG scores 38.6 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 35.37.14%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.40.04%
Qualifications+0.00

Steinmann Group Holding 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 58%, 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.

Press

Media

November 3, 2025Media
Die Lupfiger Firma Plüss Bauingenieure GmbH wird Teil der Steinmann Group
aargauerzeitung.ch
July 9, 2025Media
«Affinität zur Umwelt»: So will ein Brugger Unternehmen sein 30 Jahre altes Bürogebäude CO
aargauerzeitung.ch
June 10, 2022Media
Brugg: Mund Ganz + Partner AG wird Teil von Steinmann Group
aargauerzeitung.ch

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Location

Nigglistrasse 26
5200 Brugg Ag

At a glance

Legal form
Corporation
UID
CHE-147.060.180
Founded
2012 · 14 years
Last commercial register change
May 11, 2020
Employees
51 to 100
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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