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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryEnergy & EnvironmentEnergy SuppliersSionFMV SA
FMV SA Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The company's core activity is the production, distribution and utilisation of renewable energy, particularly hydropower, photovoltaics and other renewable energies. The company operates a 100% renewable production park and aims to become the largest Swiss hydropower producer by 2050.

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Products & services

Industry:Energy Suppliers
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FMV SA

Energy Industry
✓ Offered9
Hydropower generation
Renewable electricity generation with a fleet of 26 power stations, run-of-river, storage and pumped-storage hydropower; optimisation and expansion of the hydropower fleet in Valais.
Transmission and operation of the high-voltage grid
Steering, management, operation and planning of the Valais high-voltage grid for Valgrid; operation of the 65 kV network, 24/7 monitoring, development and maintenance of the infrastructure.
Electricity marketing
Management of generation portfolios and the sale of renewable electricity; energy transactions for partners and customers, long-term supply contracts and wholesale market operations.
Management and value creation of energy portfolios
Management of more than 4 TWh of electricity, optimisation and automation of energy flows, forecasting, risk coverage and value creation on short-, medium- and long-term markets.
Development of alpine photovoltaics
Steering and support for alpine photovoltaic projects to strengthen winter supply; projects Grengiols-Solar, PVA Gries, PVA Hohsaas, Gibidum Solar and partnerships.
Support for renewable energy projects
Participation in projects related to wind, hydrogen and biomass; support for the rollout of renewable energy in Valais with industry partners.
Integrated water management
Studies, participation in projects and support for municipalities for the multifunctionality of water, protection of the resource, flood prevention and multiple uses.
Support for concession handbacks
Technical, financial and legal expertise for the renewal of concessions, assessment of developments, estimation of values and future profitability.
Planning and development of the future power grid
Studies, simulations and planning of investment in the high-voltage grid towards 2040, coordinated with Swissgrid, Valgrid and distribution network operators.
Trust & reputation

ranQ Trust Score of FMV SA: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 96% · As of October 2026

FMV SA scores 56.5 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.68.224%
  • 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.17.610%
  • 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%
FMV SA 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%
FMV SA 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%
FMV SA scores 100.0 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: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

FMV SA reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 1 customer reviews. The data basis is 96%, 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.

Reviews

Aggregated rating

Aggregated rating
5
of 5

Aggregated from 1 reviews across all connected sources

Sources
GGoogle51
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Rue de la Dixence 9
1950 Sion
Opening hours
Mon
08:00 - 12:00, 13:30 - 17:00
Tue
08:00 - 12:00, 13:30 - 17:00
Wed
08:00 - 12:00, 13:30 - 17:00
Thu
08:00 - 12:00, 13:30 - 17:00
Fri
08:00 - 12:00, 13:30 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-105.920.635
Founded
1991 · 35 years
Last commercial register change
September 3, 2026
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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