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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureCivil Engineering FirmsSionIG group SA
IG group SA Logo
Verified· 3 sourcesTrust Score
Summary

About the company

IG group SA is an engineering and surveying firm providing surveying, civil engineering and geoinformation services. Its offerings include official surveying, special geodetic works, civil engineering, geoinformation, photogrammetry/drone services, urban development and agricultural structural improvement projects.

AI-generated
Offering

Products & services

Industry:Civil Engineering Firms
✓ Offered6
Civil engineering
Road infrastructures, facilities for building and agricultural zones, hydraulics, special constructions, geometric works related to civil engineering projects.
Official land surveying
Official works and expert reports for land registry, municipal engineering and building permits, updates, PPE, easements, boundary marking, taxation, underground cadastre.
Geoinformation
Creation, management and dissemination of geographic data, SIT web 2D and 3D, databases, migration, analyses, applications and consultation interfaces for mobile use.
Special work – geodesy
Precision set-outs for tunnels, major construction sites, penstocks and cableways, 3D laser scanning, drone, structural monitoring and accident assessments.
Structural improvements and agriculture
Study, implementation and management of structural improvement projects, urban/agricultural land consolidation, REP, facilities for agricultural and viticultural zones, PDER, irrigation, bisses, paths.
Photogrammetry
Capture of 3D elements georeferenced from aerial or terrestrial photographs, with topographic plans, DTM, 3D models, volumes, orthophotos and vectorized outputs.
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4.3/5

IG group SA

Trust & reputation

ranQ Trust Score of IG group SA: 4.3 out of 5.0

Trust Score4.3/ 5.0

Very high

x

Data basis 96% · As of October 2026

IG group SA scores 64.6 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.79.424%
  • 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.52.910%
  • 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.35.08%
IG group SA scores 92.2 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.95.212%
  • 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%
IG group 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%
IG group SA scores 100.0 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 35.100.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

IG group SA reaches a ranQ Trust Score of 4.3 out of 5.0 — rated «Very high». The rating draws, among other things, on 5.0 out of 5 stars from 7 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 7 reviews across all connected sources

Sources
GGoogle57
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Route de Chandoline 25B
1950 Sion
Opening hours
Mon
08:00 - 12:00, 13:30 - 17:00
Tue
08:00 - 12:00, 13:30 - 17:00
Wed
08:00 - 12:00, 13:30 - 17:00
Thu
08:00 - 12:00, 13:30 - 17:00
Fri
08:00 - 12:00, 13:30 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-428.299.983
Founded
2013 · 13 years
Last commercial register change
March 9, 2026
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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