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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryEnergy & EnvironmentSustainability SectorEgg B. ZürichSunamp Switzerland GmbH
Sunamp Switzerland GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of Sunamp is the development, manufacture and sale of thermal energy storage systems, particularly heat batteries, which store energy and release it as heat for hot water, heating and cooling. These systems use patented phase change materials and are designed to help reduce carbon emissions and make buildings more energy efficient and sustainable.

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Products & services

Industry:Sustainability Sector
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4.1/5

Sunamp Switzerland GmbH

✓ Offered
8
Heat storage solutions
Compact heat storage systems for domestic hot water, heating and cooling; for homes, buildings and industrial applications to reduce CO2 emissions and make better use of renewable energy.
Thermino heat batteries for domestic hot water
Thermino ePlus, Thermino xPlus and Thermino TS for domestic hot water production; stores heat from low-carbon energy sources and delivers it on demand using mains pressure.
Custom heat storage
Custom-designed heat batteries and adaptation options for thermal batteries for project-specific applications in residential, commercial and industrial sectors.
Thermal storage solutions for building heating
Thermal storage for heating applications in buildings and in commercial projects; for more efficient use of heat and to reduce energy consumption and emissions.
Cooling solutions for buildings and industry
Thermal storage solutions for cooling, including products and applications for buildings as well as industrial processes and temperature management.
Thermal storage solutions for residential building projects
Solutions for public housing, private developers as well as holiday homes and lodges to decarbonize domestic hot water production in residential buildings.
Thermal storage solutions for commercial and industrial
Thermal storage for commercial and industrial applications; for domestic hot water, heating and process heat, with a focus on energy savings and lower emissions.
Plentigrade PCM
Phase-change materials for applications in freezing and cooling, cooling and comfort, domestic hot water and high temperature heating.
Trust & reputation

ranQ Trust Score of Sunamp Switzerland GmbH: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

Sunamp Switzerland 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.
x
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%
Sunamp Switzerland GmbH scores 82.3 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.89.612%
  • 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.70.07%
Sunamp Switzerland GmbH scores 83.3 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).83.322%
Sunamp Switzerland GmbH scores 100.0 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 35.100.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Sunamp Switzerland GmbH reaches a ranQ Trust Score of 4.1 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.

Knowledge

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Location

Gewerbestrasse 12
8132 Egg B. Zürich

At a glance

Legal form
Limited Liability Company
UID
CHE-153.627.184
Founded
2015 · 11 years
Last commercial register change
October 17, 2022
Employees
11 to 20
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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