ranQ
ranQ
ranQ
DirectoryIndustriesPlacesKnowledgeComparisonsSoon
Sign inCheck visibility
ranQHSG Startup LabelRecognised by the
HSG Startup Label

The leading AI company directory, built to boost AI visibility.

DEENFRIT
Product
  • Pricing
  • Directory
  • Industries
  • Trust Score
Company
  • About
  • Contact
  • Legal
© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryIndustryGeneral Goods ProductionStrengelbachCortech AG
Cortech AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of CORTech AG is the development, manufacture and distribution of sealing technology products, particularly sliding ring seals, packings, rotary unions, tension rods/valve bearings, static seals and pipe swivels. In addition, the company offers services in the areas of revision, engineering and technical consulting.

AI-generated
Offering

Products & services

Industry:General Goods Production
✓ Offered8
LeadhubOutbound Leads by COHAGA

Looking for direct email addresses and phone numbers?

Leadhub delivers verified contact details and decision-makers from over 750,000 Swiss companies — management, procurement, marketing, HR.

Discover Leadhub
4.0/5

Cortech AG

Mechanical seal cartridges
Mechanical seals for pumps and rotating machines, including cartridge seals, single-acting mechanical seals, and OEM seals.
Packing seals
Gland packings for pumps and valves, including various packing types, pure graphite rings, and accessories such as packing pullers and a cutting device.
Rotary unions
Rotary unions and multi-turn rotary unions for transmitting liquids or gases between fixed and rotating components.
Static seals
Static seals for immovable joints, including elastomer, fiber composite, PTFE, and graphite seals, as well as a cutting device.
Flange shafts / swing bearings
Clamping shafts, swing bearings, clamping sleeves, friction shafts, and custom builds for industrial applications, complemented by spare parts.
Rotating pipe joints
Rotating pipe joints for flexible connections between rigid pipelines, available in series SJF, SJG, and SJK.
Overhaul
Overhaul of mechanical seals, rotary unions, and clamping shafts as the core business of the company.
Engineering
Engineering and consulting for sealing technology and related fields, with custom solutions and expert support.
Trust & reputation

ranQ Trust Score of Cortech AG: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 96% · As of October 2026

Cortech AG scores 60.4 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.70.08%
Cortech AG scores 85.5 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.55.07%
Cortech 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%
Cortech AG scores 42.9 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 35.42.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Cortech AG reaches a ranQ Trust Score of 4.0 out of 5.0 — rated «High». 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

No knowledge articles yet

Once Cortech AG has claimed this profile, we'll publish editorial articles and case studies here together.

Get started
Comparisons

Cortech AG in comparison

Soon

Industry comparisons are coming soon

We're preparing industry comparisons that rank Cortech AG by reviews, experience and specialisations.

Is this your company?

Claim the company profile of Cortech AG to make its contact details visible. With a plan we additionally create and publish industry comparisons, articles and much more.

Secure profile

Location

Webereiweg 8
4802 Strengelbach
Opening hours
Mon
07:30 - 17:00
Tue
07:30 - 17:00
Wed
07:30 - 17:00
Thu
07:30 - 17:00
Fri
07:30 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-103.923.551
Founded
1998 · 28 years
Last commercial register change
June 8, 2022
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

    Similar companies

    HG
    HSR GmbH
    Reinach Ag
    S(
    S&E (Schweiz) GmbH
    Schöftland
    EE
    Eicifa Eichenberger GmbH
    Menziken
    SG
    Sivesco GmbH
    Küttigen
    PA
    Playland AG Spielwaren
    Wettingen
    HE
    Hansjörg Eiermann, Musikalienhandel
    Baden
    RH
    R. Hunziker AG
    Gontenschwil
    ZB
    Zile Bonbons AG
    Rupperswil