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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringWeinfeldenIngenias AG
Ingenias AG Logo
Verified· 4 sourcesTrust Score
Summary

About the company

Ingenias AG is an engineering and consulting firm focused on environmental, water and geological services. The company provides services such as contaminated-site assessment and remediation, waste and landfill consulting, flood protection and river revitalisation, natural-hazard management, hydraulic and hydrological modelling, and geological investigations including geothermal planning.

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Offering

Products & services

Industry:Technical Consulting & Engineering
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4.2/5

Ingenias AG

✓ Offered
3
Environmental engineering
Contaminated sites, hazardous building materials, landfills, waste and recycling, procurement, waste-disposal logistics and environmental screening for construction, municipal and industrial projects.
Hydraulic engineering and natural hazards
Flood protection, revitalisation, natural hazard management, hydraulic modelling, hydrology and expert reports on flood protection of assets or protection against mass movements.
Geology, geothermal energy and geotechnical site investigation
Regional geology, groundwater and subsoil, raw materials and exploration, geothermal projects as well as data analysis for subsurface, drilling and hydrology matters.
Trust & reputation

ranQ Trust Score of Ingenias AG: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 100% · As of October 2026

Ingenias AG scores 68.3 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.73.124%
  • 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.35.310%
  • 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.95.08%
Ingenias AG scores 90.9 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.70.07%
Ingenias AG scores 85.0 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
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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%
Ingenias AG scores 47.7 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 35.88.64%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.6.74%
Qualifications+0.00

Ingenias AG reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 5.0 out of 5 stars from 3 customer reviews. 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 3 reviews across all connected sources

Sources
GGoogle53
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

June 6, 2023Media
Ingenias AG integriert Ingenieure Bart AG
stgallen24.ch

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Location

Freiestrasse 26
8570 Weinfelden
Opening hours
Mon
08:30 - 17:00
Tue
08:30 - 17:00
Wed
08:30 - 17:00
Thu
08:30 - 17:00
Fri
08:30 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-106.035.902
Founded
1988 · 38 years
Last commercial register change
April 14, 2026
Employees
11 to 20
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.85.03%
    • Full methodology

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