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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesResearch & DevelopmentKaltenbachAstrostrom GmbH
Astrostrom GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of Astrostrom GmbH is the development and promotion of clean and inexhaustible energy from space, particularly through the use of extraterrestrial resources and advanced robotics technology. The company acts as a think tank and focuses on promoting the economic, technological and cultural dimensions of space-based energy generation.

AI-generated
Offering

Products & services

Industry:Research & DevelopmentSolar & Photovoltaics
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Astrostrom GmbH

✓ Offered7
Concept development for Space-Based Solar Power (SBSP)
Concept development for Space-Based Solar Power, including a technological, economic and cultural framing and development of the Space Energy Option approach.
Feasibility studies and Feasibility Studies
Feasibility studies for supplying the Earth with clean energy from space, including technical and financial assessment of SBSP and lunar approaches.
Visualisations and presentations
Visualisations, video presentations and depictions of projects and technologies to communicate Space-Energy concepts to the public and partners.
Public relations and outreach
Public relations for Space-Based Solar Power, including technological demonstrations as well as cultural and educational events.
Advisory and system integration for Space-Energy projects
Advisory and system integration for industries, institutions and individuals involved in the development and deployment of energy from space.
Development of a Public-Private Partnership model for SBSP
Development of a Public-Private Partnership model for implementing Space-Based Solar Power, including preparation of the Greater Earth Energy Organisation (GEEO).
Strategic partnership and investor engagement
Engagement and involvement of strategic partners and investors from the space, energy, finance and technology sectors for SBSP and GEEO projects.
Trust & reputation

ranQ Trust Score of Astrostrom 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.

Astrostrom 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%
Astrostrom 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%
Astrostrom 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%
Astrostrom GmbH scores 37.1 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 35.37.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Astrostrom 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

Talacker 12
8259 Kaltenbach

At a glance

Legal form
Limited Liability Company
UID
CHE-107.353.894
Founded
2005 · 21 years
Last commercial register change
October 19, 2021
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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