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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,194 companies indexed · Last updated: today
DirectoryFinance & InsuranceFiduciary OfficesWinterthurPRT Revisions & Treuhand AG
PRT Revisions & Treuhand AG Logo
Verified· 3 sources

PRT Revisions & Treuhand AG

Summary

About the company

The core activity of PRT Revisions & Treuhand AG is the provision of trust, consulting and auditing services for companies, particularly SMEs, as well as for private individuals. This includes, among other things: accounting and payroll administration, tax consulting and planning, auditing and revision, consulting for company formation, sale and succession, financial planning and reporting, and communication with tax authorities and legal proceedings. The company thus offers a comprehensive range of services for companies and private individuals in the areas of finance, taxes and accounting.

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Products & services

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✓ Offered5
SME Fiduciary Services
Bookkeeping, payroll administration, VAT, annual accounts, financial planning, reporting and online bookkeeping for SMEs; on request also subsidiary ledgers for creditors and debtors.
Tax Consulting
Tax returns for individuals and legal entities, tax optimization, communication with tax authorities, appeals proceedings, tax apportionments and advice on real estate capital gains tax and restructurings.
SME Consulting
Financial consulting for businesses, company formations, business sales, amendments to articles of association, company valuations, succession solutions and financing solutions, as well as advice on social security law.
Financial Auditing
Limited reviews, audits for tax-exempt institutions and special audits, for example in cases of changes of legal form, reductions of capital as well as assessments of contributions in kind and asset transfers.
Fiduciary Services for Individuals
Tax planning and tax returns, executor services, wills, inheritance contracts, inheritances and estate planning, as well as administrative support during absences.
Reviews

Aggregated rating

Aggregated rating
4
of 5

Aggregated from 8 reviews across all connected sources

Sources
GGoogle48
★TrustpilotSoon
PProvenExpertSoon

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Location

Gertrudstrasse 10
8400 Winterthur
Opening hours
Mon
07:30 - 11:45, 13:30 - 16:45
Tue
07:30 - 11:45, 13:30 - 16:45
Wed
07:30 - 11:45, 13:30 - 16:45
Thu
07:30 - 11:45, 13:30 - 16:45
Fri
07:30 - 11:45, 13:30 - 16:45
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-105.269.596
Founded
1999 · 27 years
Last commercial register change
September 24, 2026
Employees
21 to 50

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