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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryIT & CommunicationIT Consulting & ServicesGenevaStromasys SA
Stromasys SA Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The company Stromasys provides solutions for the virtualization and emulation of legacy systems, particularly for systems such as HP-UX, VAX, AXP, PDP, and SPARC. The core activity of the company is to support businesses in migrating and integrating their outdated systems into modern IT infrastructures, in order to increase efficiency and reduce dependence on outdated hardware.

AI-generated
Offering

Products & services

Industry:IT Consulting & ServicesSoftware Development
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4.2/5

Stromasys SA

✓ Offered9
Legacy System Emulation with Charon
Emulation software and lift-and-shift migration for legacy systems to modern hardware or the cloud, without recompilation, recertification, or refactoring.
SPARC Emulation (Charon-SSP)
Emulation of Sun SPARC servers on a Linux-based target platform, on a hypervisor or in the cloud, to keep existing Solaris applications running.
VAX Emulation (Charon-VAX)
Virtual replacement for VAX servers on modern x86 hardware, so existing operating systems and applications can keep running.
Alpha Emulation (Charon-AXP)
Emulation of DEC AlphaServer systems to keep OpenVMS, Tru64 Unix, and existing host applications running on modern hardware.
PA-RISC Emulation (Charon-PAR)
Emulation of historic PA-RISC systems for running MPE/iX or HP-UX on modern hardware.
PDP-11 Emulation (Charon-PDP)
Virtual replica of PDP-11 hardware so RT-11, RSX-11, RSTS, and other systems and software can continue to run.
Legacy System Cloud Migration (Charon on the Cloud)
Lift-and-shift migration of legacy applications to the cloud on major providers, without changes to operating systems, applications, or databases.
Legacy Hardware Assessment
Free assessment of legacy hardware with questions about outages, maintenance costs, security risks, integration, and disaster recovery.
Legacy Application Support
Worldwide 24/7 support for legacy applications and systems, with support portals, documentation, knowledge base, and Gold or Platinum plans.
Trust & reputation

ranQ Trust Score of Stromasys SA: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of October 2026

Stromasys SA scores 59.3 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.75.024%
  • 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.40.910%
  • 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.35.08%
Stromasys SA scores 94.3 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.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.90.07%
Stromasys SA 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%
Stromasys SA 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

Stromasys SA reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 5.0 out of 5 stars from 4 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 4 reviews across all connected sources

Sources
GGoogle54
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Avenue Louis-Casaï 18
1209 Geneva
Opening hours
Mon
08:30 - 18:00
Tue
08:30 - 18:00
Wed
08:30 - 18:00
Thu
08:30 - 18:00
Fri
08:30 - 18:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-100.990.491
Founded
1998 · 28 years
Last commercial register change
April 9, 2026
Employees
51 to 100
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.
100.0
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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