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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint742,806 companies indexed · Last updated: today
DirectoryFinance & InsuranceFiduciary OfficesBiel/BienneAdasco A.G.
Adasco A.G. Logo
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Adasco A.G.

Summary

About the company

The core activity of Adasco AG is trust services, particularly in the areas of: General trust services (company formation, transformation and liquidation, financial planning, company valuation, budgeting, liquidity planning), Accounting (management of financial accounting, accounts receivable, accounts payable, VAT returns), Payroll and social insurance (management of payroll accounting, work related to social insurance), Taxes (preparation of tax returns for natural and legal persons, tax planning, real estate capital gains tax). The company also offers additional services such as auditing, economic consulting and controlling, management and interim management, but the core activity lies in trust services.

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Products & services

Industry:Fiduciary Offices
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✓ Offered7
Fiduciary services
Fiduciary services for SMEs and private individuals, with tailored concepts and solutions, company formation, conversion and liquidation, financial planning, company valuation, budgeting, liquidity planning as well as administrative support.
Bookkeeping
Bookkeeping with financial accounting, accounts receivable and accounts payable accounting, VAT reporting as well as preparation and advice for annual and interim financial statements.
Payroll and Social Security
Payroll accounting and all work related to social insurance.
Taxes
Tax returns for individuals and legal entities, tax planning as well as real estate capital gains taxes.
Audit
Audit and audit services in collaboration with the sister company Fiduco AG.

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Location

Mattenstrasse 135
2503 Biel/Bienne
Opening hours
Mon
08:00 - 12:00, 13:15 - 17:00
Tue
08:00 - 12:00, 13:15 - 17:00
Wed
08:00 - 12:00, 13:15 - 17:00
Thu
08:00 - 12:00, 13:15 - 17:00
Fri
08:00 - 12:00, 13:15 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-107.997.979
Founded
1989 · 37 years
Last commercial register change
June 28, 2021
Employees
11 to 20

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