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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesOther Service IndustriesChamCORRGO AG
CORRGO AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of CORRGO AG is the maintenance and repair of stainless steel and special alloy production facilities, particularly through services such as cleaning, passivation, derusting, decontamination and sanitization, as well as through consulting and analytics in the field of materials technology.

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Products & services

Industry:Other Service Industries
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3.7/5

CORRGO AG

✓ Offered8
Initial cleaning and passivation
Initial cleaning of stainless steel and special alloy plant systems before commissioning, including blowout, flushing, impulse flushing, chemical degreasing, passivation and optional drying.
Derouging and deblicking
Chemical removal of red-brown rouging deposits and lilac-black blacking deposits in hot-run ultrapure media systems, with monitoring and optional on-site disposal.
Descaling and de-rusting
Chemical cleaning to remove limescale deposits and rust in supply lines, technical areas, outdoor surfaces and heat exchangers, complemented by root-cause analysis and optional mechanical pre-treatment.
Mobile electropolishing
On-site electropolishing of stainless steel and special alloys for micro-smoothing, reduction of adhesion, removal of corrosion, scratches and product residues, including under cleanroom and GMP conditions.
Sanitisation
Chemical sanitisation and decontamination to dissolve biofilms and microbiological deposits, including analysis, segment-by-segment implementation, CIP use and GMP documentation.
Technical consulting
Material selection and specification, material tests and studies, troubleshooting for process deviations, root-cause analysis as well as practical recommendations for action and GMP documentation.
Videoendoscopy and microscopy
Optical inspections on site and in the laboratory using endoscopes and microscopes, examination of hard-to-access areas, sample preparation and image documentation for technical reports.
Laboratory analysis
Laboratory investigations into corrosion, metallurgy and microbiology, including REM/EDX, ICP-MS, ICP-OES, particle measurement, microbial count determination, identification of microorganisms and long-term measurements.
Trust & reputation

ranQ Trust Score of CORRGO AG: 3.7 out of 5.0

Trust Score3.7/ 5.0

Solid

x

Data basis 96% · As of October 2026

CORRGO AG scores 53.8 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.70.824%
  • 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.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.35.08%
CORRGO AG scores 70.4 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.64.612%
  • 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%
CORRGO 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%
CORRGO AG scores 13.4 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 35.13.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

CORRGO AG reaches a ranQ Trust Score of 3.7 out of 5.0 — rated «Solid». The rating draws, among other things, on 5.0 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
5
of 5

Aggregated from 2 reviews across all connected sources

Sources
GGoogle52
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Alte Steinhauserstrasse 19
6330 Cham
Opening hours
Mon
07:00 - 20:00
Tue
07:00 - 20:00
Wed
07:00 - 20:00
Thu
07:00 - 20:00
Fri
07:00 - 20:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-361.294.915
Founded
2021 · 5 years
Last commercial register change
August 27, 2026
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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