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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryEnergy & EnvironmentEnergy SuppliersBernWärmeverbund Marzili Bern AG
Wärmeverbund Marzili Bern AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of Wärmeverbund Marzili Bern AG is the development, planning, construction and operation of environmentally friendly district heating systems, particularly local and district heating supply systems based on renewable energies such as wood, wood pellets and waste heat. The company also offers services such as feasibility and economic viability studies, project development and management, as well as operational management after completion.

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Products & services

Industry:Energy Suppliers
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Wärmeverbund Marzili Bern AG

✓ Offered6
District heating supply
District heating for properties, space heating and domestic hot water; heat supply via the heat network and heat transfer station, including metering, billing and 24-hour on-call duty.
Planning of district energy systems
Planning of environmentally friendly district energy systems from initial concept to implementation, including project development and project management.
Construction of district energy systems
Construction of environmentally friendly district energy systems, including implementation of heat projects in municipalities and neighbourhoods.
Operation management of district energy systems
Operation management after completion, including technical operation management, maintenance and ongoing supply to the connected properties.
Feasibility and profitability studies
Feasibility and profitability studies for planned district energy projects in municipalities and neighbourhoods.
Financial support for district energy projects
Support with financing for environmentally friendly district energy systems and district energy projects.
Trust & reputation

ranQ Trust Score of Wärmeverbund Marzili Bern AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

Wärmeverbund Marzili Bern AG has no value in the Reputation area of the ranQ Trust Score because no data is available. The area carries 42% of the weighting and drops out of the calculation for this profile; it does not lower the score, only the reported data basis.
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CriterionValueWeight
  • Review quality: No data point — the criterion is taken out of the weighting and does not lower the score.—24%
  • Review volume: No data point — the criterion is taken out of the weighting and does not lower the score.—10%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
Wärmeverbund Marzili Bern 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%
Wärmeverbund Marzili Bern AG scores 83.3 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).83.322%
Wärmeverbund Marzili Bern AG scores 37.1 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 35.37.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Wärmeverbund Marzili Bern AG reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». No public customer reviews are available for this provider; the rating is based on the remaining criteria. The data basis is 54%, 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.

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Location

Laupenstrasse 20
3008 Bern

At a glance

Legal form
Corporation
UID
CHE-104.343.451
Founded
1996 · 30 years
Last commercial register change
July 10, 2025
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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