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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryEnergy & EnvironmentSolar & PhotovoltaicsBernProMaSSoL.ch GmbH
ProMaSSoL.ch GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of ProMaSSoL.ch GmbH is the provision of services in the field of sustainable solutions for nature, environment, humans and animals, particularly in the planning, production, operation and maintenance of PV systems, as well as the manufacture and distribution of protective masks. Furthermore, the company offers project management services, where economic cooperation with specialists is sought, mediated and/or coordinated.

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Offering

Products & services

Industry:Solar & Photovoltaics
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3.9/5

ProMaSSoL.ch GmbH

✓ Offered3
Photovoltaic system construction
Photovoltaic system construction for roof-mount, in-roof and flat-roof systems, including reference installations with inverters, batteries, wallboxes and project support.
Project management and coordination of sustainable solutions
Project management for sustainable solutions in nature, environment, people and animals; leadership, management, planning, production, operations, maintenance, as well as collaboration and coordination with specialists.
Protective mask Mird19
Protective mask with replaceable filters, adjustable filter strength, adaptable fit and variants with different fabrics, colours and Viroblock® material.
Trust & reputation

ranQ Trust Score of ProMaSSoL.ch GmbH: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

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Data basis 54% · As of October 2026

ProMaSSoL.ch GmbH has no value in the Reputation area of the ranQ Trust Score because no data is available. The area carries 42% of the weighting and drops out of the calculation for this profile; it does not lower the score, only the reported data basis.
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CriterionValueWeight
  • Review quality: No data point — the criterion is taken out of the weighting and does not lower the score.—24%
  • Review volume: No data point — the criterion is taken out of the weighting and does not lower the score.—10%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
ProMaSSoL.ch GmbH scores 61.5 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.50.012%
  • 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%
ProMaSSoL.ch GmbH scores 83.3 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).83.322%
ProMaSSoL.ch GmbH scores 17.1 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 35.17.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

ProMaSSoL.ch GmbH reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». No public customer reviews are available for this provider; the rating is based on the remaining criteria. The data basis is 54%, 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.

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Location

Zypressenstrasse 4
3018 Bern

At a glance

Legal form
Limited Liability Company
UID
CHE-147.379.931
Founded
2023 · 3 years
Last commercial register change
July 3, 2023
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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