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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryEnergy & EnvironmentEnergy SuppliersDübendorfGlattwerk AG
Glattwerk AG Logo
Verified· 4 sourcesTrust Score
Summary

About the company

The core activity of Glattwerk AG includes the provision and maintenance of energy and telecommunications services, including: electricity supply and grid operation, gas supply and grid operation, heat supply and grid operation, telecommunications services, including fiber optic networks, installation and maintenance of photovoltaic systems and other energy systems, operation of public electric charging stations and public lighting. The company also provides consulting and support on energy and sustainability issues.

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Products & services

Industry:Energy Suppliers
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4.1/5

Glattwerk AG

Solar & Photovoltaics
✓ Offered7
Telecommunications
Internet, telephony, TV and radio via the fibre-optic network; web hosting, network connection as well as installation service and on-site support.
Electricity supply
Electricity supply in Dübendorf with maintenance, expansion and renewal of the supply grid; customer portal, power upgrades, smart meters, grid connection and public lighting.
Photovoltaics
Photovoltaic solutions, EVG and vEVG, LEG services, Dübi-LEG, balcony power plant (Plug&Play) as well as PV systems of the Glattwerk AG.
E-mobility
Charging solutions for home and public charging stations, including consultation, installation and billing.
District heating
District heating in Dübendorf, heating networks and heat contracting for supplying heat; operation, maintenance and monitoring of the networks.
Gas supply
glattgas as well as operation, maintenance and monitoring of gas and heating networks; in addition, deregistration of gas meters.
Subsidies
Funding subsidies in Dübendorf for energy and efficiency projects in the context of photovoltaics and e-mobility.
Trust & reputation

ranQ Trust Score of Glattwerk AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 100% · As of October 2026

Glattwerk AG scores 62.3 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.34.024%
  • 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.100.010%
  • 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.100.08%
Glattwerk AG scores 94.3 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.90.07%
Glattwerk 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%
Glattwerk AG scores 50.0 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.0.04%
Qualifications+0.00

Glattwerk AG reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 3.6 out of 5 stars from 77 customer reviews. As of October 2026.

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

Reviews

Aggregated rating

Aggregated rating
3.6
of 5

Aggregated from 77 reviews across all connected sources

Sources
GGoogle3.677
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

February 13, 2026Media
Glattstore-Schliessung: Dübendorfer Stadtrat stützt Entscheid der Glattwerk AG
zo-online.ch
December 11, 2025Media
Schliessung des Glattstore: Notwendig – oder ein Armutszeugnis?
zo-online.ch
May 27, 2022Media
E-Mobilität: So laden Sie Ihr E-Auto zu Hause
zo-online.ch

Knowledge

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Comparisons

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Location

Usterstrasse 111
8600 Dübendorf
Opening hours
Mon
08:00 - 12:00, 13:30 - 16:30
Tue
08:00 - 12:00, 13:30 - 16:30
Wed
08:00 - 12:00, 13:30 - 16:30
Thu
08:00 - 12:00, 13:30 - 16:30
Fri
08:00 - 12:00, 13:30 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-102.714.559
Founded
2000 · 26 years
Last commercial register change
September 1, 2026
Employees
51 to 100
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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