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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryRetail & CommerceWholesale - Fuels & Petroleum ProductsIslikonTanner Oel AG
Tanner Oel AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The company operates in the field of energy supply and services, particularly in the trade and distribution of fuels such as biodiesel. It also provides consulting services for energy efficiency and climate protection and supplies customers in Eastern Switzerland and beyond.

AI-generated
Offering

Products & services

Industry:Wholesale - Fuels & Petroleum Products
✓ Offered10
Heating oil
Heating oil for private and commercial customers in German-speaking Switzerland; online price inquiry, ordering and price subscription as well as desired price subscription.
Diesel / gasoline
Diesel and unleaded gasoline in different grades; online ordering, price inquiry and information on Öko-Diesel, Bio-Diesel as well as unleaded gasoline 95 and 98.
Lubricants
Lubricants for engines, hydraulics, gearboxes and machine tools; industrial and commercial vehicle oils, universal oil for tractors and other oil products.
Tank cleaning
Tank cleaning, refurbishment as well as new build and dismantling of tank systems; inspection of the overfill protection system and execution by own equipment.
Fuel cards
Fuel cards for the company’s own filling station; monthly billing of fuel withdrawals and simplified payment at the filling station near Frauenfeld.
Market information
Market reports, stock exchange rates and price developments for crude oil, heating oil and gas oil London; price subscription and desired price subscription for current price information.
Charcoal
Charcoal briquettes and coal briquettes for charcoal grills and longer grilling times; various pack sizes and types.
Wood pellets
Wood pellet garden torches for gardens and paths with easy storage and a long burn time.
Industrial supplies
Industrial supplies with cleaning agents and solvents such as acetone, Brennsprit, Spezialpetrol and Washcleaner for industrial cleaning purposes.
Oillink
Remote monitoring system for tanks with pressure probe, online access to fill level data and alert by email or SMS in case of critical level.
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4.2/5

Tanner Oel AG

Trust & reputation

ranQ Trust Score of Tanner Oel AG: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of October 2026

Tanner Oel AG scores 71.2 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.76.824%
  • 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.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.70.08%
Tanner Oel 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%
Tanner Oel 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%
Tanner Oel 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

Tanner Oel AG reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.8 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
4.8
of 5

Aggregated from 9 reviews across all connected sources

Sources
GGoogle4.89
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Alte Landstrasse 56
8546 Islikon
Opening hours
Mon
07:30 - 12:00, 13:15 - 17:00
Tue
07:30 - 12:00, 13:15 - 17:00
Wed
07:30 - 12:00, 13:15 - 17:00
Thu
07:30 - 12:00, 13:15 - 17:00
Fri
07:30 - 12:00, 13:15 - 16:45
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-112.987.018
Founded
2006 · 20 years
Last commercial register change
May 17, 2021
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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