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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryIndustryMedical Technology IndustryPortSIS AG, Surgical Instrument Systems
SIS AG, Surgical Instrument Systems Logo
Verified· 2 sourcesTrust Score
Summary

About the company

SIS AG, Surgical Instrument Systems is an ophthalmic technology company that develops and offers laser systems, diagnostic devices, and planning software for eye surgery. It also provides solutions and services for refractive, cataract, and therapeutic treatments.

AI-generated
Offering

Products & services

Industry:Medical Technology Industry
✓ Offered6
Laser systems
FEMTO lasers for refractive, cataract and therapeutic procedures, as well as the solid-state wet ablation laser AQUARIUZ for various ophthalmic procedures.
Diagnostic devices
Diagnostic platforms and devices with GALILEI G4 ColorZ and GALILEI G6 ColorZ for tomography, topography, optical biometry and treatment planning.
Planning software
FlowSuite planning software for connecting diagnostic and surgical devices, central data management and OR planning for ophthalmic workflows.
Refractive solutions
Refractive solutions with diagnosis, OR planning and treatment, including GALILEI diagnostics, FEMTO lasers, CLEAR Supra, Z-LASIK and Intrastromal Pockets.
Cataract solutions
Products for the femtosecond laser-assisted cataract workflow, with diagnostics for surgical planning and the FEMTO Z8 for cataract surgery.
Therapeutic solutions
Solutions for therapeutic ophthalmic procedures, in particular keratoplasties and corneal tunnel incisions, with GALILEI diagnostics and FEMTO Z8 models.
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4.1/5

SIS AG, Surgical Instrument Systems

Trust & reputation

ranQ Trust Score of SIS AG, Surgical Instrument Systems: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

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Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

SIS AG, Surgical Instrument Systems 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%
SIS AG, Surgical Instrument Systems scores 85.5 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%
SIS AG, Surgical Instrument Systems 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%
SIS AG, Surgical Instrument Systems 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

SIS AG, Surgical Instrument Systems 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.

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Location

Allmendstrasse 11
2562 Port

At a glance

Legal form
Corporation
UID
CHE-104.859.387
Founded
1998 · 28 years
Last commercial register change
September 30, 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.100.06%
  • 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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