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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureCivil EngineeringOberriet SgMarquart AG
Marquart AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Marquart AG is the execution of construction contracts, particularly in the fields of civil engineering, road construction, hydraulic engineering, environmental design, demolition and on-site concrete construction. The company carries out construction work in secured quality and on schedule, focusing on continuity and reliability.

AI-generated
Offering

Products & services

Industry:Civil Engineering
✓ Offered6
Civil engineering
Utility lines, drainage systems, sewer networks, earthworks, seepage pipes and underpinning; versatile civil engineering work for new builds, renovations and site developments.
Road construction
Surfacing works, natural-surface roads, farm and access roads, parking areas and site servicing; construction and renovation of roads and paths of all kinds.
Hydraulic engineering
Dam and levee construction, bank and channel reinforcements, river corrections, flood-protection measures as well as nature-based construction of streams and rivers.
Site landscaping
Front entrances, slab paving, retaining walls, dry-stone walls, seating areas, fieldstone walls, humus topsoiling, access paths and interlocking paving stones.
Demolition
Selective demolition of buildings, separation of reusable construction materials and environmentally sound disposal of remaining waste.
In-situ concrete construction
Retaining walls, foundations in hydraulic engineering, extensions, new builds and conversions; smaller and larger concrete works tailored to individual requirements.
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3.8/5

Marquart AG

Trust & reputation

ranQ Trust Score of Marquart AG: 3.8 out of 5.0

Trust Score3.8/ 5.0

High

x

Data basis 96% · As of October 2026

Marquart AG scores 49.8 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.68.224%
  • 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.17.610%
  • 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%
Marquart 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%
Marquart 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%
Marquart AG scores 2.0 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 35.2.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Marquart AG reaches a ranQ Trust Score of 3.8 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 1 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
5
of 5

Aggregated from 1 reviews across all connected sources

Sources
GGoogle51
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Eichaustrasse 7
9463 Oberriet Sg

At a glance

Legal form
Corporation
UID
CHE-101.028.668
Founded
1999 · 27 years
Last commercial register change
May 20, 2019
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.
100.0
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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