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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryReal EstateFacility Management & CleaningAarbergBolliger & Co. AG Zweigniederlassung Aarberg
Bolliger & Co. AG Zweigniederlassung Aarberg Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Bolliger & Co. AG Zweigniederlassung Aarberg provides pipe and sewer maintenance, sewer inspection and rehabilitation, transport of liquid waste, and recycling of street sweepings and sludge.

AI-generated
Offering

Products & services

Industry:Facility Management & Cleaning
✓ Offered5
Drainage channel cleaning
Flush and clean drainage networks and pipes, from the kitchen sink to the wastewater treatment plant; remove limescale, gravel, sand and sludge deposits using suction and flushing.
Pipe cleaning
Pipe cleaning work on and inside properties for floor drains, bathrooms, kitchens, utility rooms, soakaway, rainwater and pump shafts; maintains function and service life of the drainage system.
Sewer rehabilitation
Trenchless rehabilitation and repair of wastewater pipes and sewer systems using relining systems, sewer robots, Quick-Lock, Spraypoxy, manhole rehabilitation and rehabilitation of walk-in sewers.
Sewer inspection
Condition assessment of wastewater sewers using inspection vehicles and complete documentation of the wastewater systems; basis for further maintenance and rehabilitation.
Recycling
Recycling of street sweeping material, oil separators, road manhole sludge, drilling sludge and concrete sludge into reusable material; 100% recycling at the Grenchen and Aarberg sites.
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4.1/5

Bolliger & Co. AG Zweigniederlassung Aarberg

Trust & reputation

ranQ Trust Score of Bolliger & Co. AG Zweigniederlassung Aarberg: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 96% · As of October 2026

Bolliger & Co. AG Zweigniederlassung Aarberg scores 56.4 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.65.024%
  • 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.52.910%
  • 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%
Bolliger & Co. AG Zweigniederlassung Aarberg scores 87.1 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%
Bolliger & Co. AG Zweigniederlassung Aarberg scores 85.0 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).85.022%
Bolliger & Co. AG Zweigniederlassung Aarberg scores 80.0 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 35.80.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Bolliger & Co. AG Zweigniederlassung Aarberg reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 4.3 out of 5 stars from 7 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
4.3
of 5

Aggregated from 7 reviews across all connected sources

Sources
GGoogle4.37
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Chräjeninsel 15
3270 Aarberg

At a glance

Legal form
Branch
UID
CHE-321.551.388
Founded
2011 · 15 years
Last commercial register change
March 7, 2014
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.76.06%
  • 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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