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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,765 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringGenevaHELVETIA ENERGY SERVICES Sàrl
HELVETIA ENERGY SERVICES Sàrl Logo
Verified· 3 sourcesTrust Score
Summary

About the company

HELVETIA ENERGY SERVICES Sàrl provides energy consulting, planning and installation services for buildings, including photovoltaic systems, heat pumps, reversible air-conditioning, electric vehicle charging points and solar battery storage. The company performs energy audits (CECB®), supports subsidy applications and offers maintenance services for installed systems.

AI-generated
Offering

Products & services

Industry:Technical Consulting & Engineering
✓ Offered10
Energy audit CECB® and CECB® Plus
Analysis of a building’s energy efficiency, consumption report, rating from A to G, improvement recommendations and renovation scenarios with cost estimates.
Heat pump installation
Installation of air/water, geothermal and air/air heat pumps, with replacement of existing heating, commissioning, GSP certification and related subsidy paperwork.
Installation of reversible air conditioning
Installation of reversible air conditioning using an air-air heat pump, with outdoor unit, one or more indoor units, sizing and needs study.
Installation of solar panel systems
Installation of photovoltaic solar panels to generate electricity, with project study and possible integration with other energy solutions.
Installation of EV charging stations
Installation of EV charging stations for electric cars in houses, multi-family buildings, parking lots and businesses, with feasibility study, charger selection and commissioning.
Solar batteries
Installation of solar batteries for storing photovoltaic energy, with needs study, installation, commissioning and technical monitoring.
Roofing and insulation
Roofing works for the roof and perimeter areas, house insulation, renovation of the building envelope and related subsidy paperwork.
Window installation for new builds and renovations
Installation and replacement of windows for new builds and renovations, with choice of materials, window types, taking measurements and carrying out the work.
Heat pump maintenance
Regular maintenance of heat pumps, cleaning of filters, checking the refrigeration circuit, verifying settings and maintenance report.
Solar panel maintenance
Preventive and corrective maintenance of solar panels, cleaning, visual inspection, technical checks, repairs and maintenance report.
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4.2/5

HELVETIA ENERGY SERVICES Sàrl

Trust & reputation

ranQ Trust Score of HELVETIA ENERGY SERVICES Sàrl: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of October 2026

HELVETIA ENERGY SERVICES Sàrl 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 SERVICES Sàrl scores 60.8 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.39.612%
  • 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 SERVICES Sàrl 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 SERVICES Sàrl 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 SERVICES Sàrl reaches a ranQ Trust Score of 4.2 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
Limited Liability Company
UID
CHE-427.430.855
Founded
2024 · 2 years
Last commercial register change
December 11, 2024
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.
88.0
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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