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

About the company

The company's core activity is plant engineering, particularly the planning, design, assembly and maintenance of machines and plants for various industries such as the pharmaceutical industry, chemical industry, food and beverage industry as well as vehicle service and maintenance in public transport. The company also offers consulting, engineering, instruction and operation as well as maintenance and service for its plants.

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Offering

Products & services

Industry:Technical Consulting & EngineeringMechanical Engineering Industry
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4.3/5

Cromatech AG

✓ Offered9
Plant construction & process engineering
Plant and piping construction for food, beverage, dairy, chemical, pharmaceutical and cosmetic industries; consulting, planning, engineering, fabrication, installation, maintenance and service.
Engineering & planning
Consulting, analysis, 2D/3D CAD design, R&I diagrams, functional specification documents and dimensioning of customer-specific components for plant and piping construction.
Assembly & installation
Workshop fabrication, assembly and installation of plants and pipelines, including orbital welding, industrial welding processes and subsequent commissioning support.
Maintenance, service & repair
Maintenance, servicing and service work for installed plants and pipelines, with preventive maintenance, spare parts warehousing and flexible service deployments.
Equipment for pharma and chemistry
Custom-made equipment and vessels for pharmaceutical, biotech, cosmetics and chemical applications, such as process vessels, fermenters, bioreactors and CIP stations.
Tanks and vessels
Stainless steel tanks and vessels for food, pharmaceutical, chemical and industrial applications, including heated or cooled versions, agitators, instrumentation and pressure vessels.
Stainless steel piping construction
Stainless steel piping systems for the chemical, pharmaceutical and food industry, from DN10 to DN800, including P&ID engineering, connection systems, pumps and instrumentation.
Passivation
Mobile passivation and neutralisation of chromium steel pipelines and vessels on site, with flushing, quality control and GMP-compliant documentation.
Stainless steel fittings
Warehousing and quick delivery of stainless steel fittings, valves, threaded fittings, shaped parts, filters, seals and accessories; including CH representation of NOCADO fittings.
Trust & reputation

ranQ Trust Score of Cromatech AG: 4.3 out of 5.0

Trust Score4.3/ 5.0

Very high

x

Data basis 96% · As of October 2026

Cromatech AG scores 77.3 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.79.224%
  • 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.58.610%
  • 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%
Cromatech AG scores 89.3 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%
Cromatech 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%
Cromatech AG scores 20.0 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 35.20.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Cromatech AG reaches a ranQ Trust Score of 4.3 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.9 out of 5 stars from 9 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
4.9
of 5

Aggregated from 9 reviews across all connected sources

Sources
GGoogle4.99
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Mooswiesstrasse 68
9200 Gossau Sg
Opening hours
Mon
07:00 - 12:00, 13:00 - 16:30
Tue
07:00 - 12:00, 13:00 - 16:30
Wed
07:00 - 12:00, 13:00 - 16:30
Thu
07:00 - 12:00, 13:00 - 16:30
Fri
07:00 - 12:00, 13:00 - 15:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-106.354.626
Founded
1988 · 38 years
Last commercial register change
December 4, 2025
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.70.03%
    • Full methodology

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