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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryEnergy & EnvironmentEnergy SuppliersTaminsRhiienergie AG (rhiienergie)
Rhiienergie AG (rhiienergie) Logo
Verified· 4 sourcesTrust Score
Summary

About the company

The core activity of Rhiienergie AG is energy supply, particularly the production and distribution of electricity from renewable energy sources, such as photovoltaics, as well as providing solutions for energy efficiency and energy saving. This also includes the installation and operation of solar systems, charging stations for electric vehicles, and advising customers on energy efficiency and sustainable energy consumption.

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Products & services

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Rhiienergie AG (rhiienergie)

Solar & Photovoltaics
✓ Offered12
rhii natural electricity
100% renewable energy from 91% Swiss hydropower and 9% local solar electricity; base product with electricity order for customers in the supply area.
Solar system with or without storage
Planning, delivery, installation, commissioning and monitoring of solar systems on or next to the roof; purchase or lease, with battery storage and pre-financing if required.
Self-consumption community (ZEV)
Implementation of self-consumption models for collectively used solar power from your own roof; as part of the solar offering with ZEV registration and project handling.
Grid services
Service connections for new builds and conversions, temporary connections for construction power or events, checks of in-home installations, and operation and maintenance work on the electricity grid.
Energy savings for private homes
Energy consulting for private households, with analysis of savings potential, recommendations for efficient appliances and measures to reduce electricity costs.
Energy savings for business
Energy consulting for companies, with analysis of savings potential, recommendations for energy-efficient appliances and measures to lower electricity costs.
Home EV charging station
A solution for private EV charging stations at home, from the home charging unit to the right charging infrastructure for sustainable mobility.
Commercial EV charging station
Charging infrastructure for businesses and commercial sites, including suitable EV charging stations and charging systems for daily use.
District heating Tamins
District heating supply for buildings in Tamins, providing environmentally friendly heat for space heating and domestic hot-water preparation, including connection to the pipeline network.
Market customer electricity
Electricity product for market customers with electricity procurement in the market segment; listed on the website as a separate section under rhii.strom.
Remote monitoring system
Online tool for monitoring the performance of solar systems, with access at any time to key plant data.
rhii customer portal
Online customer portal for login, reporting address changes and meter readings, and other customer service functions.
Trust & reputation

ranQ Trust Score of Rhiienergie AG (rhiienergie): 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 100% · As of October 2026

Rhiienergie AG (rhiienergie) scores 62.9 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.59.524%
  • 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.65.210%
  • 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%
Rhiienergie AG (rhiienergie) scores 92.3 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.82.07%
Rhiienergie AG (rhiienergie) scores 85.0 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).85.022%
Rhiienergie AG (rhiienergie) scores 63.4 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.26.74%
Qualifications+0.00

Rhiienergie AG (rhiienergie) reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.1 out of 5 stars from 12 customer reviews. As of October 2026.

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

Reviews

Aggregated rating

Aggregated rating
4.1
of 5

Aggregated from 12 reviews across all connected sources

Sources
GGoogle4.112
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

January 24, 2023Media
Axpo baut Produktionsanlage für Wasserstoff in Domat/Ems
baublatt.ch
March 4, 2021Media
Faltwerk und Kraftwerk
hochparterre.ch
November 12, 2019Media
In Felsberg entsteht die grösste Bündner Photovoltaik-Anlage
grheute.ch

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Location

Energieweg 1
7015 Tamins
Opening hours
Mon
07:30 - 12:00, 13:30 - 17:00
Tue
07:30 - 12:00, 13:30 - 17:00
Wed
07:30 - 12:00, 13:30 - 17:00
Thu
07:30 - 12:00, 13:30 - 17:00
Fri
07:30 - 12:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-101.486.806
Founded
1906 · 120 years
Last commercial register change
August 20, 2025
Employees
21 to 50
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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