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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryEnergy & EnvironmentEnergy SuppliersSt. GallenSt. Gallisch-Appenzellische Kraftwerke AG
St. Gallisch-Appenzellische Kraftwerke AG Logo
Verified· 4 sourcesTrust Score
Summary

About the company

The company's core activity encompasses the sustainable supply and networking of people and businesses with energy and data. This includes the entire value chain, from energy procurement to planning, construction, operation, and maintenance of networks and facilities, as well as financing solutions, sales, and billing. The company's business areas include in particular: electricity generation, electricity and heat supply, operation of a modern fiber optic network, internet and data connections, generation of renewable energy through hydroelectric power plants, wood-fired power plants, photovoltaic systems, and wind farms, as well as hydrogen production. The company thus offers a comprehensive range of services and products in the field of energy and data supply.

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Offering

Products & services

Industry:Energy Suppliers
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4.2/5

St. Gallisch-Appenzellische Kraftwerke AG

Solar & Photovoltaics
✓ Offered9
Electricity supply
Electricity for residential and business customers, including electricity prices, tariffs, the electricity grid, certified renewable power, and grey electricity and market-based electricity offerings.
Solar photovoltaics
Solar photovoltaic systems and consulting for residential and commercial customers, including self-generated electricity and plug-and-play photovoltaic systems.
Heating solutions
Heating solutions with heat pumps and heat pump boilers, as well as district heating network offerings for residential and commercial applications.
E-mobility
Charging solutions for electric vehicles, in particular for properties and sites of residential and business customers.
Fibre optic connection
Fibre optic connections for fast data connections and for the connection of properties and locations.
Internet, TV, Telephone and Mobile
Communication services with internet, TV, telephony and mobile offerings for residential and business customers.
IT solutions
IT solutions, site networking, telematics, data centre services, support for digitalisation and digital services for businesses.
Technical services for grids
Technical services related to grid operation, planning, construction, maintenance and grid connection for EVUs, municipalities and companies.
Energy consulting
Digital energy consulting with analysis of electricity consumption and recommendations to reduce usage.
Trust & reputation

ranQ Trust Score of St. Gallisch-Appenzellische Kraftwerke AG: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 100% · As of October 2026

St. Gallisch-Appenzellische Kraftwerke AG scores 54.6 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.56.824%
  • 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.50.08%
St. Gallisch-Appenzellische Kraftwerke AG scores 97.4 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%
St. Gallisch-Appenzellische Kraftwerke 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%
St. Gallisch-Appenzellische Kraftwerke AG scores 81.7 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.63.34%
Qualifications+0.00

St. Gallisch-Appenzellische Kraftwerke AG reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 3.9 out of 5 stars from 7 customer reviews. As of October 2026.

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

Reviews

Aggregated rating

Aggregated rating
3.9
of 5

Aggregated from 7 reviews across all connected sources

Sources
GGoogle3.97
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

July 24, 2026Media
Umstrittenes Stromabkommen: Verliert der Kanton St.Gallen die Kontrolle über die SAK?
tagblatt.ch
May 4, 2026Media
SAK verdoppelt Operativ-Ergebnis
linth24.ch
May 1, 2026Media
SAK startet ökologische Sanierung des Sitterwehrs
stgallen24.ch
May 1, 2026Media
SAK verdoppelt operatives Ergebnis
nau.ch
February 18, 2026Media
Portmann wird SAK-CFO
leaderdigital.ch
February 17, 2026Media
Michael Portmann übernimmt als CFO bei der SAK in St. Gallen
rheintaler.ch
December 2, 2025Media
Geschäftsleiter Cornel Loser verlässt SAK
appenzell24.ch

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Location

Vadianstrasse 50
9000 St. Gallen

At a glance

Legal form
Corporation
UID
CHE-114.776.923
Founded
2009 · 17 years
Last commercial register change
August 10, 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.100.06%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.85.03%
    • Full methodology

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