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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringNyonSTG Swiss Technik Group Sàrl
STG Swiss Technik Group Sàrl Logo
Verified· 3 sourcesTrust Score
Summary

About the company

STG Swiss Technik Group Sàrl is a renewable energy company providing study, design and turnkey installation services for photovoltaic systems, energy storage, heat pumps, thermodynamic boilers, photovoltaic carports and electric vehicle charging solutions.

AI-generated
Offering

Products & services

Industry:Technical Consulting & Engineering
✓ Offered8
Photovoltaic solar power
Installation of photovoltaic solar panels for self-consumption, from study to commissioning, including administrative procedures, subsidies, monitoring and maintenance.
Photovoltaic solar for business
Photovoltaic installations for industry, commerce, agricultural buildings and the commercial sector, with consumption analysis, system sizing, self-consumption, ROI, monitoring and maintenance.
Heat pump
Installation of heat pumps for space heating and domestic hot water, with technical study, choice of system type, grants and subsidies, and a turnkey solution.
Charging station
Installation of charging stations for houses, apartment buildings and businesses, with secure charging, optimized power, intelligent control and possible integration with solar.
Charging station for business
Charging stations for fleets, employees, visitors and multi-user sites, with feasibility study, charge management and photovoltaic coupling.
Energy storage solution
Fixed batteries to store solar electricity and use it in the evening, at night or during consumption peaks, to increase self-consumption and independence.
Heat pump water heater
Thermodynamic water heaters for producing domestic hot water, with different configurations using ambient air, outdoor air or extracted air, and associated maintenance.
Photovoltaics for multi-family buildings
Photovoltaic installations for multi-family buildings with self-consumption, RCP or CA, internal electricity distribution and enhancement of the property value.
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3.7/5

STG Swiss Technik Group Sàrl

Trust & reputation

ranQ Trust Score of STG Swiss Technik Group Sàrl: 3.7 out of 5.0

Trust Score3.7/ 5.0

Solid

x

Data basis 88% · As of October 2026

STG Swiss Technik Group Sàrl scores 40.5 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.50.024%
  • 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: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
STG Swiss Technik Group Sàrl scores 77.2 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.70.212%
  • 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%
STG Swiss Technik Group 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%
STG Swiss Technik Group Sàrl scores 28.6 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 35.28.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

STG Swiss Technik Group Sàrl reaches a ranQ Trust Score of 3.7 out of 5.0 — rated «Solid». The rating draws, among other things, on 1.0 out of 5 stars from 1 customer reviews. The data basis is 88%, 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
1
of 5

Aggregated from 1 reviews across all connected sources

Sources
GGoogle11
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Route de Champ-Colin 2 c
1260 Nyon
Opening hours
Mon
08:00 - 12:00, 13:00 - 18:00
Tue
08:00 - 12:00, 13:00 - 18:00
Wed
08:00 - 12:00, 13:00 - 18:00
Thu
08:00 - 12:00, 13:00 - 18:00
Fri
08:00 - 12:00, 13:00 - 18:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-413.665.518
Founded
2020 · 6 years
Last commercial register change
January 14, 2026
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.100.03%
    • Full methodology

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