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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringGrüschRoffler - Ing.
Roffler - Ing. Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Roffler Ingenieure is the planning, consulting and realization of engineering projects in the fields of civil engineering, anchoring technology, natural hazard management and protective structures, with a focus on combining experience, expertise and state-of-the-art technology to deliver tailored and intelligent solutions for the safety of humans and the environment.

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Offering

Products & services

Industry:Technical Consulting & EngineeringCivil Engineering Firms
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4.1/5

Roffler - Ing.

✓ Offered5
Civil engineering
Planning and implementation of infrastructure projects for water supply, urban drainage and transport routes; including road construction, sewer networks and rehabilitation.
Protective structures
Planning and implementation of protective structures against natural hazards such as avalanches, rockfall, landslides and water hazards; including check dams, debris-flow nets, embankments and retention basins.
Condition survey & analyses
Recording and analysis of conditions and hazards; municipal hazard analyses, condition assessment of structures and monitoring of implemented measures.
Geotechnics
Advisory, design, tendering and site supervision for construction projects in challenging terrain; including documentation, excavation support, retaining structures and crane foundations.
Concrete and masonry construction
Planning, structural design and detailed design of load-bearing structures made of reinforced concrete, prestressed concrete and masonry; with foundations, above-ground construction and special structures.
Trust & reputation

ranQ Trust Score of Roffler - Ing.: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 96% · As of October 2026

Roffler - Ing. scores 77.8 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.84.824%
  • 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.67.110%
  • 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.70.08%
Roffler - Ing. scores 71.2 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.83.012%
  • 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%
Roffler - Ing. 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%
Roffler - Ing. scores 2.9 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 35.2.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Roffler - Ing. reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 13 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 13 reviews across all connected sources

Sources
GGoogle513
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Underdorf 9
7214 Grüsch
Opening hours
Mon
08:00 - 12:00, 13:30 - 18:00
Tue
08:00 - 12:00, 13:30 - 18:00
Wed
08:00 - 12:00, 13:30 - 18:00
Thu
08:00 - 12:00, 13:30 - 18:00
Fri
08:00 - 12:00, 13:30 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Sole proprietorship
UID
CHE-389.568.947
Founded
2017 · 9 years
Last commercial register change
March 25, 2021
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.
67.0
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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