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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryEnergy & EnvironmentSolar & PhotovoltaicsGrenchenKunz-Solartech GmbH, Zweigniederlassung Grenchen
Kunz-Solartech GmbH, Zweigniederlassung Grenchen Logo
Verified· 4 sourcesTrust Score
Summary

About the company

Kunz-Solartech GmbH, Zweigniederlassung Grenchen is a provider of photovoltaic systems and related services. The company designs, installs and maintains solar installations and offers battery storage, smart energy management, funding advice and contracting solutions.

AI-generated
Offering

Products & services

Industry:Solar & Photovoltaics
✓ Offered7
Photovoltaic systems
Photovoltaic systems for self-generated electricity, from planning to implementation; roof-mounted, integrated, flat-roof, façade and ground-mounted systems, as well as solar systems for pitched roofs.
Solar power storage
Storage solutions for solar power so that sunlight can be used even at night and self-consumption increases.
Smart energy / energy management
Energy management for smarter use of solar power, with an overview of production and consumption.
Consulting and project planning for solar systems
Personal on-site consultation as well as support from planning through installation and after-sales support for the new solar system.
Funding consultation for photovoltaics
Information on grants, one-off payments and other support schemes for photovoltaic systems.
PV contracting
A worry-free solar system for roof owners thanks to PV contracting, including implementation of the system.
Solar calculator
Online calculator to estimate potential savings, roof suitability and rough costs of a solar system.
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4.2/5

Kunz-Solartech GmbH, Zweigniederlassung Grenchen

Trust & reputation

ranQ Trust Score of Kunz-Solartech GmbH, Zweigniederlassung Grenchen: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

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Data basis 100% · As of October 2026

Kunz-Solartech GmbH, Zweigniederlassung Grenchen 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, Zweigniederlassung Grenchen scores 74.0 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.64.612%
  • 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.90.07%
Kunz-Solartech GmbH, Zweigniederlassung Grenchen 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, Zweigniederlassung Grenchen scores 24.3 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.0.04%
Qualifications+0.00

Kunz-Solartech GmbH, Zweigniederlassung Grenchen reaches a ranQ Trust Score of 4.2 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

February 27, 2024Media
kunz-solartech: Solarfirma baut Standort Grenchen aus
grenchnertagblatt.ch

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Location

Kapellstrasse 26
2540 Grenchen
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
Branch
UID
CHE-440.628.052
Founded
2021 · 5 years
Last commercial register change
November 9, 2021
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.76.06%
  • 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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