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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint744,877 companies indexed · Last updated: today
DirectoryFinance & InsuranceFiduciary OfficesBaselATAG Private & Corporate Services AG
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ATAG Private & Corporate Services AG

Summary

About the company

ATAG Private & Corporate Services AG is a family office providing comprehensive administration and advisory services for high-net-worth families and family-owned businesses. Services listed on the website include legal advisory (corporate, tax, family and inheritance law), tax planning, corporate services and administration, trust and foundation setup and management, family governance, philanthropy advice, and specialised art, maritime and aviation consulting.

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Products & services

Industry:Fiduciary Offices
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12
Legal advice
Business law, tax law as well as family and inheritance law; strategic legal advice, legal planning, transaction support, representation in disputes, escrow services.
Tax advisory
Tax planning and advice for holding structures, wills, seat relocations and acquisitions; national and international tax solutions, with support in implementation.
Business Administration
Bookkeeping, reporting and fiduciary processing of complex transactions; support with holding structures, international trusts and the management of a family office.
Corporate Service & Administration
Representation as board members of companies and foundations, leadership of international holding structures, implementation of strategy and instructions in companies, foundations and administrations.
Trusts and Foundations
Advisory, establishment and long-term administration of trusts and foundations; estate planning, business administration and professional support for these structures.
Reviews

Aggregated rating

Aggregated rating
5
of 5

Aggregated from 1 reviews across all connected sources

Sources
GGoogle51
★TrustpilotSoon
PProvenExpertSoon

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Location

St. Jakobs-Strasse 17
4052 Basel
Opening hours
Mon
08:00 - 12:00, 13:30 - 18:00
Tue
08:00 - 12:00, 13:30 - 18:00
Wed
08:00 - 12:00, 13:30 - 18:00
Thu
08:00 - 12:00, 13:30 - 18:00
Fri
08:00 - 12:00, 13:30 - 18:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-103.071.787
Founded
1978 · 48 years
Last commercial register change
April 29, 2026
Employees
11 to 20

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