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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryEnergy & EnvironmentSustainability SectorDullikenDiotrol AG
Diotrol AG Logo
Verified· 4 sourcesTrust Score
Summary

About the company

The core activity of Diotrol AG is the development, production and sale of ecological wood protection and wood care products based on plant oils from renewable raw materials.

AI-generated
Offering

Products & services

Industry:Sustainability Sector
✓ Offered7
Wood protection products
Products for wood protection and wood care, including natural oil, Aqua-Naturöl and Golden Oil, as well as impregnation products, wood stains, paints and special protection.
Products for indoor areas
Cleaning, pre-treatment, coating, care and accessory products for indoor areas, log houses, parquet and furniture.
Products for outdoor areas
Cleaning, pre-treatment, coating, care and accessory products for outdoor areas, renovation, terraces, as well as windows and doors.
Log house products
Imprecnation products, primers, wood stains, coatings, care and accessory products for log house applications.
Anti-graffiti protection (Dio-Shield)
Dio-Shield products for wood with UV and ETC protection as specialized protective solutions.
Wood adhesive
Wood adhesive D3 and wood adhesive D3 M10 for wood joints and assembly applications.
Brochures, data sheets and references
Brochures, data sheets and references for product information and selection of applications.
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4.4/5

Diotrol AG

Trust & reputation

ranQ Trust Score of Diotrol AG: 4.4 out of 5.0

Trust Score4.4/ 5.0

Very high

x

Data basis 100% · As of October 2026

Diotrol AG scores 82.9 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.76.124%
  • 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.85.610%
  • 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.100.08%
Diotrol AG scores 92.3 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.82.07%
Diotrol AG scores 86.7 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
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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%
Diotrol AG scores 48.6 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 35.97.14%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.0.04%
Qualifications+0.00

Diotrol AG reaches a ranQ Trust Score of 4.4 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.6 out of 5 stars from 28 customer reviews. As of October 2026.

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

Reviews

Aggregated rating

Aggregated rating
4.6
of 5

Aggregated from 28 reviews across all connected sources

Sources
GGoogle4.628
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

June 2, 2025Media
Dulliker Diotrol AG liefert Holzfarbe für Schloss Versailles – Firma gibts seit 100 Jahren
oltnertagblatt.ch

Knowledge

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Comparisons

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Location

Bodenackerstrasse 64
4657 Dulliken
Opening hours
Mon
07:15 - 12:00, 13:00 - 17:15
Tue
07:15 - 12:00, 13:00 - 17:15
Wed
07:15 - 12:00, 13:00 - 17:15
Thu
07:15 - 12:00, 13:00 - 17:15
Fri
07:15 - 12:00, 13:00 - 16:15
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-107.159.180
Founded
2000 · 26 years
Last commercial register change
April 27, 2026
Employees
21 to 50
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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