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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryHealthcareOther Specialist ClinicsZurichOnkozentrum Zürich AG
Onkozentrum Zürich AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Onkozentrum Zürich AG is an oncology centre providing outpatient diagnostics, consultations and treatments for cancer patients. Services include specialist consultations and therapies across multiple tumour types, tumour boards, clinical trials, second opinions and coordination with partner clinics for inpatient care.

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Products & services

Industry:Other Specialist Clinics
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4.4/5

Onkozentrum Zürich AG

✓ Offered5
Oncological treatment
Outpatient oncological therapies at the Zürich Enge and Zürich Seefeld locations, inpatient assessments and complex therapies with partner hospitals, personal care throughout the entire treatment period.
Second opinion on cancer
Careful assessment of previous findings and treatment plans, a personal consultation with specialist physicians, individual recommendations and open communication for greater clarity and confidence.
Tumor board
Interdisciplinary discussion of complex cancer cases to pool cross-specialty expertise and develop the best possible treatment plans.
Clinical trials
Participation in national and international study consortia, clinical research to further develop modern cancer therapies, and access to new treatment approaches.
Complementary medicine support
Individual consultation, coordination and support using mistletoe therapy, breathing therapy, shiatsu, yoga and meditation, Ayurveda and nutrition, as well as other methods.
Trust & reputation

ranQ Trust Score of Onkozentrum Zürich AG: 4.4 out of 5.0

Trust Score4.4/ 5.0

Very high

x

Data basis 96% · As of October 2026

Onkozentrum Zürich AG scores 74.3 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.67.924%
  • 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.68.910%
  • 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.100.08%
Onkozentrum Zürich AG scores 89.1 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.92.512%
  • 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.82.07%
Onkozentrum Zürich AG scores 85.0 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).85.022%
Onkozentrum Zürich AG scores 88.6 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 35.88.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Onkozentrum Zürich AG reaches a ranQ Trust Score of 4.4 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.4 out of 5 stars from 14 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
4.4
of 5

Aggregated from 14 reviews across all connected sources

Sources
GGoogle4.414
★TrustpilotSoon
PProvenExpertSoon

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

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Comparisons

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Location

Seestrasse 259
8038 Zurich
Opening hours
Mon
08:00 - 12:00, 13:00 - 17:00
Tue
08:00 - 12:00, 13:00 - 17:00
Wed
08:00 - 12:00, 13:00 - 17:00
Thu
08:00 - 12:00, 13:00 - 17:00
Fri
08:00 - 12:00, 13:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-217.083.231
Founded
2014 · 12 years
Last commercial register change
June 12, 2026
Employees
21 to 50
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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