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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryEnergy & EnvironmentSolar & PhotovoltaicsAarwangenHSW-Solartechnik GmbH
HSW-Solartechnik GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of HSW-Solartechnik is the planning, installation and maintenance of modern photovoltaic systems for residential and commercial buildings. They offer innovative solutions for the use of renewable energies and are committed to sustainability and environmental protection.

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Offering

Products & services

Industry:Solar & Photovoltaics
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3.7/5

HSW-Solartechnik GmbH

✓ Offered
5
Photovoltaic installations
Custom photovoltaic installations for different roof types, including roof tiles, trapezoidal sheet metal, standing-seam and Eternit roofs; planning, professional installation, commissioning, extensions and maintenance.
Energy storage installations
Energy storage solutions for photovoltaic systems so that solar power not needed immediately can be stored and used later according to demand; advice, planning, installation and maintenance.
E-mobility solutions
Charging infrastructure for electric vehicles, from home charging stations to charging systems for businesses and public locations; advice, planning, installation and maintenance.
Monitoring services
Monitoring for PV systems with real-time monitoring, analysis of performance deviations and issues, and support for optimisation and maintenance.
Service and maintenance services
Inspections, troubleshooting and regular maintenance of photovoltaic systems and energy storage systems to ensure operation and minimise downtime.
Trust & reputation

ranQ Trust Score of HSW-Solartechnik GmbH: 3.7 out of 5.0

Trust Score3.7/ 5.0

Solid

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Data basis 96% · As of October 2026

HSW-Solartechnik GmbH scores 58.0 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
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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.78.08%
HSW-Solartechnik GmbH scores 57.1 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
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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.55.07%
HSW-Solartechnik GmbH 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%
HSW-Solartechnik GmbH scores 4.9 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
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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 35.4.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

HSW-Solartechnik GmbH reaches a ranQ Trust Score of 3.7 out of 5.0 — rated «Solid». 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.

Knowledge

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Location

Bützbergstrasse 2
4912 Aarwangen
Opening hours
Mon
09:00 - 11:30, 13:30 - 16:00
Tue
09:00 - 11:30, 13:30 - 15:00
Wed
09:30 - 12:00
Thu
09:30 - 12:00
Fri
08:30 - 12:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-147.874.308
Founded
2024 · 2 years
Last commercial register change
September 14, 2026
Employees
1 to 10
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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