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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,765 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringBurgdorfSAGO Tankrevisions AG
SAGO Tankrevisions AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The company's core activity is the revision, maintenance and renovation of tanks and tank facilities, particularly for heating oil and fuels, as well as the sale of tank accessories and the provision of oil management services.

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Offering

Products & services

Industry:Technical Consulting & Engineering
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3.9/5

SAGO Tankrevisions AG

Tank inspection
Tank inspection with interior cleaning or visual inspection, including cleaning, drying, condition assessment, checking the filling safety system and leak detection device, and reporting to the authorities.
Tank refurbishment
Tank refurbishment for underground tanks, basement tanks and small tank installations, including coating, tank inner liner, tank-in-tank system, and renovation of the shaft and tank room.
New tank installations
Design and construction of new tank installations for heating oil, fuels, HVO, AdBlue and water, aligned with site space conditions, construction plans and legal requirements.
Tank dismantling and decommissioning
Professional decommissioning and dismantling of tanks with de-oiling, degassing, cleaning of the pipelines, shutdown and formal deregistration with the authorities.
Pipeline construction
Planning and installation of vent, product, gas return, burner and water pipelines, as well as coordination with site management and the trades involved.
Rainwater harvesting
Conversion of heating-oil tanks into rainwater storage tanks, including tank conversion, tank inner liner or coating, new rainwater systems and maintenance.
Rainwater systems
New rainwater systems as underground or above-ground tanks made of plastic, steel or concrete, for garden irrigation, WC flushing and the washing machine.
Tank service
Service and overall tank system management for heating-oil tank installations, including tank cleaning, maintenance of leak indicator devices, cathodic protection, level indicators, and filling and burst protection devices.
Oil filtration
Oil filtration during tank refurbishments, inspections or decommissioning to remove particles and residues in heating oil or diesel oil.
Leak detection devices
Leak detection devices for continuous monitoring of tank installations with low-, high-vacuum, pressure- or liquid-based systems, including regular service.
Cathodic protection systems
Cathodic corrosion protection for oil tanks and pipelines to prevent corrosion and extend the service life of the installations.
HVO biofuel
Advisory and conversion to HVO biofuel as a diesel substitute for commercial, agriculture and vehicle fleets, including questions about storage and tank use.
Trust & reputation

ranQ Trust Score of SAGO Tankrevisions AG: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of October 2026

SAGO Tankrevisions AG scores 53.8 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.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.35.08%
SAGO Tankrevisions 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%
SAGO Tankrevisions 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%
SAGO Tankrevisions AG scores 10.6 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 35.10.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

SAGO Tankrevisions 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 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.

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Location

Hofstatt 6
3400 Burgdorf
Opening hours
Mon
07:30 - 17:30
Tue
07:30 - 17:30
Wed
07:30 - 17:30
Thu
07:30 - 17:30
Fri
07:30 - 17:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-101.872.925
Founded
1988 · 38 years
Last commercial register change
April 28, 2026
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

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