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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryRetail & CommerceRetail - Bicycles & Sports EquipmentZurichPoseidon Tauch- & Sportevents GmbH
Poseidon Tauch- & Sportevents GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The company's core activity is the sale of diving equipment and the organization of diving courses, diving trips and events, as well as the maintenance and revision of diving gear and cylinders. The company also provides consulting and service for divers and operates a retail store in Zurich.

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Products & services

Industry:Retail - Bicycles & Sports Equipment
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4.5/5

Poseidon Tauch- & Sportevents GmbH

8
Diving courses
Diving courses according to SSI and PADI standards, from introductory dives through Open Water Diver to Advanced, Rescue, Nitrox and specialty courses.
Tec courses
Training in technical diving according to SSI standards, including Extended Range Nitrox, Trimix, CCR/rEvo rebreathers and gas blenders.
Rental equipment
Rental of diving equipment from computers to dry suits, including tanks, regulators, jackets, lights, wetsuits and full sets.
Workshop / revisions / gases
Repairs and revisions of diving equipment, regulators, scuba cylinders and wetsuits/drysuits, as well as gas fillings with helium, oxygen and Trimix.
Diving trips
Group trips and dive safaris to the Maldives, Red Sea, Bonaire, Statia, Mexico, the United Arab Emirates, Oman and other destinations.
Events
Guided weekend and diving events, X-events and non-diving events, including Liguria, Lago di Marmore and Verzasca weekends.
Poseidon Member
Annual membership with 5-pack subscriptions for guided dives, free participation in guided dives, air/nitrox, shop discount and special training.
Shop for diving and swimming
Sales of diving equipment, snorkelling gear, technical diving materials and apnea equipment in-store and via the online shop Tauchbar.ch.
Trust & reputation

ranQ Trust Score of Poseidon Tauch- & Sportevents GmbH: 4.5 out of 5.0

Trust Score4.5/ 5.0

Excellent

x

Data basis 96% · As of October 2026

Poseidon Tauch- & Sportevents GmbH scores 87.0 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.79.024%
  • 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.100.010%
  • 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.95.08%
Poseidon Tauch- & Sportevents GmbH scores 89.7 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.82.07%
Poseidon Tauch- & Sportevents GmbH 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%
Poseidon Tauch- & Sportevents GmbH scores 31.4 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 35.31.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Poseidon Tauch- & Sportevents GmbH reaches a ranQ Trust Score of 4.5 out of 5.0 — rated «Excellent». The rating draws, among other things, on 4.6 out of 5 stars from 136 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
4.6
of 5

Aggregated from 136 reviews across all connected sources

Sources
GGoogle4.6136
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Zollikerstrasse 155
8008 Zurich
Opening hours
Mon
12:00 - 18:30
Tue
16:30 - 18:30
Wed
12:00 - 18:30
Thu
12:00 - 18:30
Fri
12:00 - 18:30
Sat
10:00 - 15:30
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-114.309.852
Founded
2008 · 18 years
Last commercial register change
April 3, 2012
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.88.06%
  • 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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