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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,837 companies indexed · Last updated: today
DirectoryFinance & InsuranceHolding CompaniesPortFrank Ziemer Holding AG
Frank Ziemer Holding AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Frank Ziemer Holding AG develops and supplies ophthalmic medical devices and software, including laser systems, diagnostic platforms and planning software. It also provides services such as technical support, education and cloud-based solutions for eye care professionals.

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Offering

Products & services

Industry:Holding Companies
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4.1/5

Frank Ziemer Holding AG

Ophthalmic medical technology
High-end lasers, diagnostic devices and customized solutions for ophthalmology, ophthalmic surgery and diagnosis; supports eye surgeons with application expertise and treatment workflows.
Laser systems
FEMTO-LDV- and AQUARIUZ-laser systems for refractive, cataract and therapeutic eye treatments; includes Z8 NEO, Z8, Z6 and Z4 platform variants.
Diagnostic devices
GALILEI G4 and G6 diagnostic devices for ophthalmic examination and treatment planning; positioned as holistic diagnostic platforms.
Planning software
FlowSuite planning software for ophthalmic workflows; supports treatment planning and workflow streamlining for laser and surgical applications.
Refractive solutions
Refractive solutions for eye surgery, including AQUARIUZ-based procedures and Z-LASIK applications for precise refractive treatment.
Cataract solutions
Customized cataract treatments and related ophthalmic workflows for optimal surgical outcomes.
Therapeutic solutions
Therapeutic solutions for ophthalmic treatments, including applications for corneal procedures and other therapeutic eye-care use cases.
Support
Technical support for devices, software and applications, including customer service contact for questions about operation and use.
Education
Training and education for eye care professionals on devices, software and applications.
Trust & reputation

ranQ Trust Score of Frank Ziemer Holding AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 96% · As of October 2026

Frank Ziemer Holding AG scores 65.9 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.70.08%
Frank Ziemer Holding AG scores 70.4 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.64.612%
  • 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%
Frank Ziemer Holding AG scores 85.0 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).85.022%
Frank Ziemer Holding AG 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

Frank Ziemer Holding AG reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «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.

Knowledge

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Location

Allmendstrasse 11
2562 Port
Opening hours
Mon
07:30 - 12:15, 13:00 - 17:15
Tue
07:30 - 12:15, 13:00 - 17:15
Wed
07:30 - 12:15, 13:00 - 17:15
Thu
07:30 - 12:15, 13:00 - 17:15
Fri
07:30 - 12:15, 13:00 - 17:15
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-209.470.689
Founded
2021 · 5 years
Last commercial register change
June 15, 2022
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.
100.0
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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