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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,765 companies indexed · Last updated: today
DirectoryHealthcareNon-Medical Healthcare ProfessionsZurichGrand M AG
Grand M AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The company provides medical services, particularly the organization of medical tests, the renewal of prescriptions abroad, and access to specialists. It also offers a club membership that provides a personal contact for all medical concerns. The core activity of the company is to coordinate and manage medical services to assist patients and their families in difficult situations.

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Offering

Products & services

Industry:Non-Medical Healthcare Professions
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Grand M AG

✓ Offered7
Medical Coordination and Care
Medical coordination, appointment scheduling, hospital communication, visa support, transfer organisation, translations and coordination between multiple specialist doctors via a personal medical manager.
Personalised Medical Programmes
Personalised medical programmes, comprehensive health assessment, analysis of medical history, review of medical records and images, as well as recommendations for next steps.
Second Opinion
Second opinion with additional diagnostics when findings are unclear or incomplete, to confirm the diagnosis as accurately as possible and clarify treatment options.
Personal Concierge
Personal concierge for trip planning, information, transfers, excursions and reservations, so that your stay and journey are as comfortable as possible.
Medical Data Management
Secure management of medical data and documents on a web-based platform with backup, access for authorised persons and worldwide availability of the files.
Club Membership
Membership with a Medical Curator reachable 24/7, annual health assessment, prioritised coordination within the partner network and extended support for families.
Corporate care
Structured health monitoring for companies with Basic, Standard and Premium check-ups, health questionnaire, examinations, evaluations and aggregated reports for management and employees.
Trust & reputation

ranQ Trust Score of Grand M AG: 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.

Grand M AG 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%
Grand M AG scores 76.6 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.79.212%
  • 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%
Grand M AG scores 83.3 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).83.322%
Grand M AG scores 12.6 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 35.12.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Grand M AG 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

Mainaustrasse 21
8008 Zurich

At a glance

Legal form
Corporation
UID
CHE-253.330.974
Founded
2018 · 8 years
Last commercial register change
December 17, 2025
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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