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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryEnergy & EnvironmentEnergy SuppliersZugWWZ Energie AG
WWZ Energie AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

WWZ Energie AG is a utility and service provider offering energy, telecommunications, e-mobility and drinking water services. Its offerings include electricity and gas, heating/cooling contracting, fiber Internet, TV, mobile and fixed-line services, charging solutions and water infrastructure.

AI-generated
Offering

Products & services

Industry:Energy Suppliers
✓ Offered7
Electricity
Electricity supply under basic supply and grid use, electricity tariffs for private individuals and businesses, electricity labelling, replacement supply, and connection to the electricity distribution network.
Natural gas supply
Natural gas delivery with general conditions for the natural gas supply and associated connection and delivery rules.
Heating and cooling solutions
Use of heat and cold with general conditions and technical connection requirements for the relevant supply systems.
Water supply
Drinking water supply with general conditions, connection-cost regulations, and technical requirements for grid connection.
Self-generation and self-consumption
Rules for (virtual) collective self-consumption schemes, local electricity communities, energy feed-in, and the REV service.
E-mobility
Charging solutions for multi-family buildings, as well as operating, usage and support conditions for readyhome, readyhome+ and readywork.
Energy consulting
Consulting on energy matters and on optimising energy use, managed as a separate service area.
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4.1/5

WWZ Energie AG

Trust & reputation

ranQ Trust Score of WWZ Energie AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 58% · As of October 2026

Without public customer reviews the score stays capped.

WWZ Energie 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.
x
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%
WWZ Energie AG scores 95.8 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.96.07%
WWZ Energie AG scores 86.7 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).86.722%
WWZ Energie AG 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 35.100.04%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.60.04%
Qualifications+0.00

WWZ Energie 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 58%, 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.

Press

Media

August 28, 2025Media
Zug kann sich auf deutlich tiefere Strompreise freuen
blick.ch
June 19, 2023Media
Zwei langjährige Mitarbeiter der Strom- und Telekomfirma WWZ treten aus der Geschäftsleitung aus
zugerzeitung.ch
April 4, 2023Media
WWZ macht 20 Prozent weniger Gewinn
zentralplus.ch
January 9, 2023Media
WWZ AG übernimmt das Telekomgeschäft von Databaar
zugerzeitung.ch
September 23, 2022Media
Ottenbach: Stossodorierung durch WWZ Energie AG findet statt
nau.ch
September 21, 2021Media
Esther Denzler wird Group-CEO der WWZ AG
luzernerzeitung.ch

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Secure profile

Location

Chollerstrasse 24
6300 Zug

At a glance

Legal form
Corporation
UID
CHE-109.070.390
Founded
2001 · 25 years
Last commercial register change
July 20, 2026
Employees
101 to 500
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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