Deep Diving
Diving & Advisory — Zürich

7oceans

Xtend your limits. Technical diving school, equipment shop, and international M&A advisory alliance based at Dufourstrasse 101, Zürich.

8008Zürich
7Oceans
TechDiving
M&AAdvisory
4Experts

About 7oceans

7oceans operates at the intersection of adventure and business, combining a world-class technical diving school with an international M&A advisory alliance.

The diving school “Xtend your limits” offers courses in open circuit, rebreather, wreck, and cave diving, along with O2 equipment training and instructor certification. Based at Dufourstrasse 101, 8008 Zürich, the school also operates a fully equipped dive shop.

Through Ramus & Company, the Swiss office of the 7oceans Premium M&A Alliance, the organization facilitates international corporate transactions in the mid-market segment (CHF 10–150M).

Organization Details

Name7oceans
AddressDufourstrasse 101, 8008 Zürich
Phone+41 44 344 11 22
D-U-N-S®481028203
Diving7oceans.ch
M&A7oceans.com
MottoXtend your limits
SectorsDiving, M&A Advisory, Equipment
Mountain Lake Diving
Bergsee — Mountain Lake Dive
Cave Diving
Cave Diving
Rebreather
Rebreather Training
Advanced Trimix
Advanced Trimix
Shop Interior
Dive Shop
Equipment
Equipment

Diving Services

From beginner courses to advanced technical diving certifications — explore the depths with expert guidance.

Diving Programs & Services

Technical Diving Courses

Equipment & Services

M&A Advisory (7oceans Alliance)

The Crew

Experienced technical diving instructors and communication experts.

Helmut Spangler

Helmut Spangler

Instructor

Senior technical diving instructor and school founder.

Seraina Metzinger

Seraina Metzinger

Instructor

Technical diving instructor and dive guide.

Rolf Hummel

Rolf Hummel

Instructor

Certified dive instructor and equipment specialist.

Raphael Arnold

Raphael Arnold

Instructor

Advanced technical diving and cave specialist.

Privacy Policy – Tiger Explorer

Effective Date: March 8, 2026

1. Introduction

7oceans (“we”) operates Tiger Explorer (the “App”). We comply with Swiss nDSG/FADP, EU GDPR, and applicable privacy laws.

2. Data Controller

Organization
7oceans
D-U-N-S®
481028203
Address
Dufourstrasse 101, 8008 Zürich, Switzerland
Phone
+41 44 344 11 22
Email
privacy@7oceans.ch
Website
7oceans.ch

3. Information Collected

You Provide: Username, email, avatar, support messages, purchase records.

Automatic: Device model, OS, identifiers, gameplay progress, scores, sessions, IP, timestamps, crashes.

SDKs: Firebase, AdMob, Unity Analytics, Facebook SDK.

4. How We Use Data

Game operation, personalization, support, analytics, development, communications (opt-out), security, anti-cheat, legal compliance.

5. Legal Basis

Consent: Marketing, ads. Contract: Service delivery. Legitimate Interests: Analytics, security. Legal Obligation: Swiss/EU law.

6. Data Sharing

We never sell data. Share with: service providers (DPAs), ad partners (anonymized), legal, business transfers, safety.

7. Retention

Accounts: Active + 90 days. Analytics: 26 months. Support: 12 months. Legal: as required.

8. Security

TLS 1.3 / AES-256. Regular audits, MFA, role-based access, staff training.

9. International Transfers

Via SCCs / adequacy. Switzerland recognized by EU.

10. Your Rights (GDPR Art. 15-21 / DSG Art. 25-32)

Access, Rectification, Erasure, Restriction, Portability, Objection, Withdraw Consent.

Contact: privacy@7oceans.ch — 30 days. Swiss FDPIC: edoeb.admin.ch

11. Children

Not for under 13 (16 EEA). Contact for deletion.

12. Third-Party Services

Google | Firebase | Unity | Meta

13. Tracking Opt-Out

Android: Settings → Privacy → Ads. iOS: Settings → Tracking. In-App Privacy.

14. Updates

Material changes via in-app notification.

15. California (CCPA/CPRA)

Right to Know, Delete, Correct. No sale. Non-discrimination.

16. Contact

Organization
7oceans
D-U-N-S®
481028203
Address
Dufourstrasse 101, 8008 Zürich
Phone
+41 44 344 11 22
Email
privacy@7oceans.ch