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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,904 companies indexed · Last updated: today
DirectoryIndustryEnergy technologyLausanneH2REMA Sàrl
H2REMA Sàrl Logo
Verified· 3 sourcesTrust Score
Summary

About the company

H2REMA Sàrl develops AEM electrolyzers for producing green hydrogen. Its products include a stand-alone 2.5 kW system for small-scale applications and a 50 kW electrolyzer intended for industrial uses and refuelling stations.

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Service area

Offering

Products & services

Industry:Energy technology
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3.7/5

H2REMA Sàrl

✓ Offered3
AEM electrolyzers
AEM electrolyzers for hydrogen production, with fluid mechanics and anion exchange membranes; designed for higher temperatures, lower costs and scalable manufacturing.
REMA Be1
Stand-alone Plug-&-Play AEM electrolyzer with 2.5 kW for hydrogen production, intended for small applications with around 1 kg of hydrogen per day.
REMA We1
Stand-alone AEM electrolyzer with 50 kW for hydrogen production, intended for medium applications such as fuel stations, seasonal storage and industrial use.
Trust & reputation

ranQ Trust Score of H2REMA Sàrl: 3.7 out of 5.0

Trust Score3.7/ 5.0

Solid

x

Data basis 58% · As of November 2026

H2REMA Sàrl 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%
H2REMA Sàrl scores 57.1 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.39.612%
  • 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.55.07%
H2REMA Sàrl 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%
H2REMA Sàrl scores 24.0 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 35.31.44%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.16.74%
Qualifications+0.00

H2REMA Sàrl reaches a ranQ Trust Score of 3.7 out of 5.0 — rated «Solid». No public customer reviews are available for this provider; the rating is based on the remaining criteria. The data basis is 58%, so the score is backed by part of the criteria. As of November 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Press

Media

September 15, 2025Media
REMA: The Venture Leader Cleantech scaling affordable green hydrogen
venturelab.swiss

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Location

EPFL
1015 Lausanne

At a glance

Legal form
Limited Liability Company
UID
CHE-149.190.356
Founded
2024 · 2 years
Last commercial register change
June 28, 2024
Employees
1 to 10

Active in 1 of 26 cantons · 1 municipality

  • VDEcublens (VD)
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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