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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,952 companies indexed · Last updated: today
DirectoryIndustryMechanical engineeringWelschenrohrChemvalve-Schmid AG
Chemvalve-Schmid AG Logo
Verified· 4 sourcesTrust Score
Summary

About the company

Chemvalve-Schmid AG develops and manufactures industrial valves for shutting off and controlling gaseous, liquid and powder media. Its products include PTFE- and PFA-lined butterfly valves, ball valves and check valves for chemically aggressive media, as well as valves for standard industrial applications.

AI-generated
Offering

Products & services

Industry:Mechanical engineering
✓ Offered10
PTFE-lined industrial valves
PTFE-lined butterfly valves, ball valves and check valves for safe handling of aggressive and corrosive media; developed and produced in Switzerland.
PTFE-lined butterfly valve (ChemFlyer | CST)
Modular PTFE-lined butterfly valve for safe handling of aggressive media; manufactured in Switzerland, traceable and designed for industrial standard applications.
PFA-lined ball valve (ChemBall | CSB)
PFA-lined ball valve with TrueFloat® technology for applications with aggressive media; with international connection standards and designed for ease of maintenance.
PTFE check valve (ChemDisc | DTEF)
PTFE check valve for lined piping systems and chemically aggressive media; also available in a conductive version for explosion-hazard areas.
Nozzle check valve (PrimeNozzle | CSL)
Flow-optimized nozzle check valve to reduce pressure loss and energy demand; for industrial applications with high pressure and temperature requirements.
Standard check valve (PrimeDisc S | CSD)
Robust and reliable standard check valve with variable opening pressure; for industrial applications with different flange connections and materials.
Xtreme check valve (PrimeDisc X | DSF)
Check valve for high pressures and high temperatures; with a wide range of materials and various flange connections for demanding industrial environments.
Swing check valve (PrimeSwing | CSC)
Swing check valve with a compact design for efficient performance in limited space; for industrial media flows with different materials and seals.
Double-disc check valve (Prime2Disc | DDC)
Double-disc check valve with optimized flow characteristics; for large nominal sizes, high pressures and industrial applications with corrosive media.
Strainer (PrimeFilter | CSF)
Between-flange strainer for protecting systems and for uninterrupted operation; with replaceable screen, optional drain plug and various materials.
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3.9/5

Chemvalve-Schmid AG

Trust & reputation

ranQ Trust Score of Chemvalve-Schmid AG: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 100% · As of November 2026

Chemvalve-Schmid AG scores 49.8 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.68.224%
  • 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.17.610%
  • 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.35.08%
Chemvalve-Schmid 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%
Chemvalve-Schmid AG scores 86.7 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).86.722%
Chemvalve-Schmid AG scores 55.0 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: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.10.04%
Qualifications+0.00

Chemvalve-Schmid AG reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 1 customer reviews. As of November 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Reviews

Aggregated rating

Aggregated rating
5
of 5

Aggregated from 1 reviews across all connected sources

Sources
GGoogle51
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

January 26, 2017Media
Der Wechsel in der Chefetage stärkt das Unternehmen
solothurnerzeitung.ch

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Location

Dünnernstrasse 540
4716 Welschenrohr

At a glance

Legal form
Corporation
UID
CHE-107.439.107
Founded
1993 · 33 years
Last commercial register change
November 12, 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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