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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringBubendorfDe Dietrich Switzerland AG
De Dietrich Switzerland AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

De Dietrich Process Systems is a leading provider of engineered systems, process equipment, and solutions for the pharmaceutical, food, green chemistry, and chemical industries. The company's core activities include the development, manufacture, and distribution of: process equipment and systems for the chemical and pharmaceutical industries; solutions for solid-liquid separation, drying, and mixing; specialized equipment such as evaporators, filtration and drying plants, glass nutsche filters, and pocket filters; and components and accessories for the chemical and pharmaceutical industries. Additionally, the company offers services including: maintenance and repair of equipment and systems; studies and simulations for process optimization; training and further education for customers; and consulting and support for the implementation of sustainable processes and technologies.

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4.2/5

De Dietrich Switzerland AG

Offering

Products & services

Industry:Technical Consulting & EngineeringMechanical Engineering Industry
✓ Offered8
Plants and process systems
Systems for the pharmaceutical, chemical, green-chemistry and food industries, including engineering, design, procurement, integration and commissioning of customer-specific plants.
Process equipment
Equipment for reaction, agitation/mixing, filtration/drying, drying, centrifugation, distillation/rectification, evaporation, extraction, storage and components & accessories.
Field Service
Worldwide on-site deployments to support the full range of services, ensuring plants keep running efficiently.
Upgrade & refurbishment
Modernisation and refurbishing of existing equipment to extend service life and restart operations.
Studies & simulations
Studies and simulations for process design and optimisation of yields.
Spare parts & components
Spare parts and components with fast warehousing and dispatch handling for existing plants.
Trials & rentals
Trials and equipment rentals to test products under real-life conditions.
Trainings
Trainings for teams to further their skills in handling plants and processes.
Trust & reputation

ranQ Trust Score of De Dietrich Switzerland AG: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of October 2026

De Dietrich Switzerland AG scores 65.0 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.78.08%
De Dietrich Switzerland 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%
De Dietrich Switzerland AG scores 83.3 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).83.322%
De Dietrich Switzerland AG scores 100.0 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: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

De Dietrich Switzerland 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. 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 3 reviews across all connected sources

Sources
GGoogle53
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Grüngenstrasse 17
4416 Bubendorf

At a glance

Legal form
Corporation
UID
CHE-106.838.539
Founded
1998 · 28 years
Last commercial register change
August 4, 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.70.03%
    • Full methodology

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