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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,701 companies indexed · Last updated: today
DirectoryEnergy & EnvironmentEnergy SuppliersSolothurnBKW AEK Contracting AG
BKW AEK Contracting AG Logo
Verified· 4 sourcesTrust Score
Summary

About the company

BKW AEK Contracting AG is a company of the BKW Group that produces climate-friendly district heat from renewable sources. The company handles planning, financing, construction, operation and maintenance of heat networks and customer connections for residential and industrial buildings.

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Products & services

Industry:Energy Suppliers
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3.9/5

BKW AEK Contracting AG

District heating and heat networks
District heating supply for residential buildings, public buildings and industrial properties; planning, permits, financing, construction, operation, maintenance and customer service from a single source.
Trust & reputation

ranQ Trust Score of BKW AEK Contracting AG: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 100% · As of October 2026

BKW AEK Contracting AG scores 50.9 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.54.224%
  • 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.70.08%
BKW AEK Contracting AG scores 82.0 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.83.012%
  • 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%
BKW AEK Contracting 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%
BKW AEK Contracting AG scores 65.7 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
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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 35.91.44%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.40.04%
Qualifications+0.00

BKW AEK Contracting AG reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». The rating draws, among other things, on 3.0 out of 5 stars from 2 customer reviews. As of October 2026.

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

Reviews

Aggregated rating

Aggregated rating
3
of 5

Aggregated from 2 reviews across all connected sources

Sources
GGoogle32
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

December 10, 2025Media
Wengen: Vom Öl zur Fernwärme – Alpine Energiewende
blick.ch
August 12, 2025Media
Für weniger Transporte: ARA-Abwärme soll Wengen aufheizen
bernerzeitung.ch
March 7, 2023Media
Fernwärme für Biberist: EVB zusammen mit BKW AEK Contracting AG
solothurnerzeitung.ch

Knowledge

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Comparisons

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Location

Westbahnhofstrasse 3
4500 Solothurn

At a glance

Legal form
Corporation
UID
CHE-375.316.517
Founded
2017 · 9 years
Last commercial register change
May 20, 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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