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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,194 companies indexed · Last updated: today
DirectoryFinance & InsuranceFiduciary OfficesWinterthurTaxwerk, Adriane Hayn
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Verified· 3 sources

Taxwerk, Adriane Hayn

Summary

About the company

The core activity of Taxwerk is the provision of services in the areas of taxes, trust and consulting. Specifically, this includes: tax planning and consulting, accounting and finance, personnel administration and payroll accounting, as well as short-term personnel placement. The company offers individual consulting and support for customers in these areas and has many years of experience and in-depth training in these fields.

AI-generated
Offering

Products & services

Industry:Fiduciary Offices
✓ Offered4
Tax advisory and tax return preparation
Tax advisory for individuals and legal entities, tax return preparation and tax planning, review of completed returns, representation in proceedings, property gains tax and VAT returns.
Financial and accounting services
Financial bookkeeping for all sectors, closing support, annual and interim financial statements, balance sheet and performance analyses, controlling, cash flow statements, budgeting, financial planning and administrative support tasks.
HR administration and payroll
Preparation and mailing of monthly payslips, payroll payment preparation in e-banking, social security notifications, withholding tax statements, salary certificates, year-end settlements and support during AHV/SUVA audits.
Interim bookkeeping support
Interim cover during staffing shortages, illness, maternity leave, holidays or staff changes; bookkeeping, VAT, payroll accounting, social security settlements and annual, monthly and quarterly closing statements.
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Reviews

Aggregated rating

Aggregated rating
5
of 5

Aggregated from 4 reviews across all connected sources

Sources
GGoogle54
★TrustpilotSoon
PProvenExpertSoon

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Location

Theaterstrasse 4
8400 Winterthur
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 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Sole proprietorship
UID
CHE-340.679.801
Founded
2014 · 12 years
Last commercial register change
September 6, 2021
Employees
1 to 10

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