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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryEnergy & EnvironmentSolar & PhotovoltaicsBrittnauKunz-Solartech GmbH
Kunz-Solartech GmbH Logo
Verified· 4 sourcesTrust Score
Summary

About the company

Kunz-Solartech GmbH designs, supplies and installs photovoltaic systems as well as battery storage and smart energy solutions. The company supports projects from consultation and subsidy advice to commissioning and maintenance, and offers contracting options for roof owners.

AI-generated
Offering

Products & services

Industry:Solar & Photovoltaics
✓ Offered7
Photovoltaic systems
Photovoltaic systems for pitched roofs, flat roofs, integrated roof (in-roof) systems, façade and terrace solutions, as well as ground-mounted systems; planning, installation and support from the first consultation through to implementation.
Solar energy storage
Battery storage for photovoltaic systems to buffer excess solar power, increase self-consumption and use it in the evening, at night or when demand is higher.
Smart energy
Intelligent energy management with SolarEdge for controlling, monitoring and optimally using the self-generated electricity—also on the go from your mobile device.
PV contracting
A worry-free solar system for roof owners, including planning, financing, construction, and the operation and monitoring of the system by the provider and partner Leuppi Solar Power.
Consulting and quotation for solar systems
Personal on-site consultation, technical assessment, solar calculator and support to evaluate costs, yield, payback period and subsidies.
Service and maintenance
Support for existing PV systems in case of faults, maintenance and technical questions; contact via the form or email to arrange an appointment.
Subsidy consulting
Information on subsidies for solar systems, one-off payments, feed-in tariffs and cantonal and municipal subsidy programs.
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4.4/5

Kunz-Solartech GmbH

Trust & reputation

ranQ Trust Score of Kunz-Solartech GmbH: 4.4 out of 5.0

Trust Score4.4/ 5.0

Very high

x

Data basis 100% · As of October 2026

Kunz-Solartech GmbH scores 83.7 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.88.324%
  • 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.77.410%
  • 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%
Kunz-Solartech GmbH scores 88.6 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.86.512%
  • 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.90.07%
Kunz-Solartech GmbH scores 86.7 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).86.722%
Kunz-Solartech GmbH scores 31.0 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 35.48.64%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.13.34%
Qualifications+0.00

Kunz-Solartech GmbH reaches a ranQ Trust Score of 4.4 out of 5.0 — rated «Very high». The rating draws, among other things, on 5.0 out of 5 stars from 20 customer reviews. 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 20 reviews across all connected sources

Sources
GGoogle520
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

July 6, 2025Media
IWB kaufen drittes Solaranlagen-Unternehmen
nau.ch
February 27, 2024Media
kunz-solartech: Solarfirma baut Standort Grenchen aus
grenchnertagblatt.ch
May 19, 2023Media
IWB übernimmt Kunz-Solartech
punkt4.info

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Location

Industriestrasse 3
4805 Brittnau
Opening hours
Mon
07:30 - 17:00
Tue
07:30 - 17:00
Wed
07:30 - 17:00
Thu
07:30 - 17:00
Fri
07:30 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-280.521.815
Founded
2016 · 10 years
Last commercial register change
June 22, 2023
Employees
51 to 100
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.95.03%
    • Full methodology

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