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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,701 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureCivil Engineering FirmsLocarnoIM Maggia Engineering SA
IM Maggia Engineering SA Logo
Verified· 3 sourcesTrust Score
Summary

About the company

IM Maggia Engineering SA is an engineering firm providing integrated planning services for infrastructure projects, including hydropower, underground and civil/structural engineering. Services include design and implementation of electromechanical equipment, construction management, studies, project management and specialised fields such as tunnel, rail and water engineering.

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Offering

Products & services

Industry:Civil Engineering Firms
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4.2/5

IM Maggia Engineering SA

✓ Offered12
Civil and building engineering
Civil and building engineering for infrastructure, hydraulic works, tunnels and underground structures, pipelines, surveys and rehabilitation.
Hydroelectric power plants and hydraulic engineering
Hydroelectric power plants and hydraulic engineering, with design and planning of plants and electromechanical equipment for infrastructure works.
Tunnels and underground structures
Tunnels and underground structures, with specialized engineering services for the design, planning and construction of underground infrastructure.
River engineering
River engineering, with expertise for regulation and revitalisation works and interventions related to waterways.
Restoration of fish migration
Restoration of fish migration for renaturalisation measures and adapting hydraulic and river engineering works.
Pipeline construction
Construction of pipelines for infrastructure, with design and planning of lines and pipeline/canalisation works.
Transport infrastructure and rehabilitation
Transport infrastructure and rehabilitation for roads, transport lines and infrastructure rehabilitation works.
Client support and project management
Client support and project management, with advisory services, specialist coordination and support for complex assignments.
Energy systems and equipment for power plants
Energy systems and equipment for power plants, with design and implementation of electromechanical equipment for infrastructure works.
Traffic systems and equipment for tunnels
Traffic systems and equipment for tunnels, with design and implementation of technical systems for infrastructure and tunnels.
Railway engineering
Railway engineering for railway infrastructure, with planning and specialized engineering services in the railway sector.
Telematics and telecommunications
Telematics and telecommunications for technical infrastructure, with planning and specialist support for connection and communication.
Trust & reputation

ranQ Trust Score of IM Maggia Engineering SA: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of October 2026

IM Maggia Engineering SA scores 61.5 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.27.910%
  • 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.88.08%
IM Maggia Engineering SA scores 95.5 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.82.07%
IM Maggia Engineering SA 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%
IM Maggia Engineering SA scores 80.0 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 35.80.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

IM Maggia Engineering SA reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.5 out of 5 stars from 2 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
4.5
of 5

Aggregated from 2 reviews across all connected sources

Sources
GGoogle4.52
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Via Stefano Franscini 5
6600 Locarno

At a glance

Legal form
Corporation
UID
CHE-105.851.046
Founded
1968 · 58 years
Last commercial register change
August 5, 2026
Employees
21 to 50
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.100.03%
    • Full methodology

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