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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryIndustryEnergy IndustryGenevaHelvetia Energy SA
Helvetia Energy SA Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Helvetia Energy SA is a specialist in the energy transition offering building energy analyses and services to optimize energy costs. The company performs CECB® energy audits, and plans and installs solutions such as solar PV, heat pumps, insulation and windows, battery storage and EV charging, and manages subsidy applications and maintenance.

AI-generated
Offering

Products & services

Industry:Energy Industry
✓ Offered9
CECB® and CECB® Plus energy audit
CECB® and CECB® Plus energy audit for buildings, with analysis of energy efficiency, rating from A to G, renovation recommendations, cost estimates and improvement scenarios.
Heat pump installation
Installation of air-to-water, geothermal and air-to-air heat pumps, including replacement of existing heating systems, commissioning, certification and maintenance.
Reversible air-conditioning installation
Installation of reversible air conditioning using an air-to-air heat pump, with outdoor unit, indoor units, heating and space cooling.
Solar panel installation
Installation of solar panels for self-consumption and energy production, with estimation of subsidies and simulation of energy savings.
EV charging station installation
Installation of EV charging stations for private homes, apartment buildings and businesses, including needs assessment, installation, commissioning and maintenance.
Solar battery storage installation
Installation of solar batteries for energy storage, including feasibility study, system selection, installation, commissioning and monitoring.
Roof covering and insulation
Roof covering and house insulation works, including renovation, waterproofing, reduction of heat loss, value preservation of the property and administrative support.
New windows and renovation installation
Installation and replacement of windows for new builds or renovations, including needs assessment, selection of materials, installation and project follow-up.
Heat pump maintenance
Maintenance of heat pumps, with maintenance contracts, performance monitoring and on-demand interventions.
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4.4/5

Helvetia Energy SA

Trust & reputation

ranQ Trust Score of Helvetia Energy SA: 4.4 out of 5.0

Trust Score4.4/ 5.0

Very high

x

Data basis 96% · As of October 2026

Helvetia Energy SA scores 87.7 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.82.424%
  • 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.88.08%
Helvetia Energy SA scores 80.4 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.79.212%
  • 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.70.07%
Helvetia Energy 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%
Helvetia Energy SA scores 48.6 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 35.48.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Helvetia Energy SA reaches a ranQ Trust Score of 4.4 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.7 out of 5 stars from 66 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
4.7
of 5

Aggregated from 66 reviews across all connected sources

Sources
GGoogle4.766
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Rue Adrien-Lachenal 26
1207 Geneva
Opening hours
Mon
09:00 - 18:00
Tue
09:00 - 18:00
Wed
09:00 - 18:00
Thu
09:00 - 18:00
Fri
09:00 - 18:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-358.334.678
Founded
2018 · 8 years
Last commercial register change
July 12, 2021
Employees
11 to 20
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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