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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryEnergy & EnvironmentSolar & PhotovoltaicsWattwilSolarPartner GmbH
SolarPartner GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Solarpartner GmbH is advising and supporting customers in their transition to alternative energy sources, particularly in the field of photovoltaics. The company offers solutions and products for the installation and operation of solar systems and supports customers in planning and implementing projects in the field of renewable energies.

AI-generated
Offering

Products & services

Industry:Solar & Photovoltaics
✓ Offered9
Consulting and planning for solar and energy systems
Advisory, planning and support for builders, owners and installation specialists when switching to alternative energy sources; including analysis of needs, infrastructure and budget-friendly solutions.
Photovoltaic systems
Solar systems for roofs with coordinated system solutions, use of self-generated electricity and reduction of electricity costs.
Thermal solar systems for domestic hot water and heating support
Thermal solutions for domestic hot water production and heating support, matched to the respective collector area and combinable with existing heating systems.
Battery storage
Battery systems for better use of self-generated electricity, to increase self-consumption and raise the level of energy independence.
Heat pumps
Air-to-water and brine-to-water heat pumps as an ecological alternative to fossil heat generation, with low noise levels.
Energy storage technology
Boilers, buffer tanks, combination tanks and water heaters, available as standard program or custom-made, to optimise energy storage.
Solindo flat collector
Robust flat collector for domestic hot water preparation and heating support, available in portrait and landscape format, also suitable for in-roof installation.
Ecopaso compact system
Compact operating system for domestic hot water production with pre-assembled technology, integrated circulation pump and low maintenance effort.
Ecovaro operating system
Patented operating system for domestic hot water and heating support, adaptable to different collector areas and heating systems.
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4.0/5

SolarPartner GmbH

Trust & reputation

ranQ Trust Score of SolarPartner GmbH: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 96% · As of October 2026

SolarPartner GmbH scores 60.4 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.70.824%
  • 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.27.910%
  • 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.70.08%
SolarPartner GmbH scores 83.0 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.100.012%
  • 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%
SolarPartner GmbH 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%
SolarPartner GmbH scores 9.1 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 35.9.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

SolarPartner GmbH reaches a ranQ Trust Score of 4.0 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 2 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 2 reviews across all connected sources

Sources
GGoogle52
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Bleikenstrasse 77
9630 Wattwil
Opening hours
Mon
08:00 - 12:00, 13:30 - 17:00
Tue
08:00 - 12:00, 13:30 - 17:00
Wed
08:00 - 12:00, 13:30 - 17:00
Thu
08:00 - 12:00, 13:30 - 17:00
Fri
08:00 - 12:00, 13:30 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-116.057.549
Founded
2010 · 16 years
Last commercial register change
July 8, 2024
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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