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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint747,212 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureCivil engineerZiegelbrückeA. + T. Marty AG
A. + T. Marty AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

A. + T. Marty AG was a consulting engineering firm; its engineering tradition continues under the name Marty Ingenieure AG. Its areas of work include municipal civil and building engineering, environmental planning, natural-hazard management, conceptual planning and surveying.

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Service area

Offering

Products & services

Industry:Civil engineerEnvironmental engineer
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A. + T. Marty AG

Surveyor
✓ Offered6
Civil engineering works
Municipal civil engineering works, utility lines and district heating, water supply and reservoirs, road construction and development, forest and rural roads, water engineering and protective structures.
Building construction and structural renovations
Bridge construction, engineering structures and structural renovations in connection with municipal and interdisciplinary engineering projects.
Environmental planning
Revitalisation of watercourses, environmental impact assessments and environmental impact reports, soil science construction supervision.
Natural hazard management
Mapping, documentation and analyses of natural events, hazard maps and hazard analyses, monitoring, modelling, risk analyses, protection concepts and emergency planning.
Conceptual planning
Site inspections, client advisory services, utility network cadastre and traffic planning.
Surveying
Surveying work and 3D terrain analysis, photogrammetry using a drone.
Trust & reputation

ranQ Trust Score of A. + T. Marty AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 96% · As of November 2026

A. + T. Marty AG scores 55.6 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.66.724%
  • 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.45.610%
  • 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.35.08%
A. + T. Marty AG scores 92.3 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.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.82.07%
A. + T. Marty AG scores 86.7 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).86.722%
A. + T. Marty AG scores 42.9 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 35.42.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

A. + T. Marty AG reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 4.4 out of 5 stars from 5 customer reviews. The data basis is 96%, so the score is backed by part of the criteria. As of November 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Reviews

Aggregated rating

Aggregated rating
4.4
of 5

Aggregated from 5 reviews across all connected sources

Sources
GGoogle4.45
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Ziegelbrückstrasse 58
8866 Ziegelbrücke

At a glance

Legal form
Corporation
UID
CHE-100.893.184
Founded
1987 · 39 years
Last commercial register change
December 9, 2019
Employees
21 to 50

Active in 1 of 26 cantons

  • GLGlarus
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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