Switzerland
/
Dietikon

Bolliger Treuhand AG

Partners
2
Offices
1
EMPloyees
12
Dietikon, Switzerland, home of IPG member Bolliger Treuhand AG
Bolliger Treuhand AG is a Swiss fiduciary (accounting, audit and taxes) and business advisory firm based in Dietikon, Zurich, (15 minutes from airport) with more than 50 years of experience supporting businesses, entrepreneurs and private clients. Established as a family business, the firm is now led by the second generation, with the third generation already involved in the business.
Bolliger Treuhand AG
Expertise
Accountancy
Tax
Bolliger Treuhand AG
Specialisms
Accounting & Bookkeeping
Audit & Assurance
Business & Corporate Tax
Business Advisory & Consulting
Business Planning & Strategy
Corporate Finance & Transaction Services
Employment & Payroll Tax
Estate, Inheritance & Wealth Tax
Expatriate & International Individual Tax
Financial Planning & Analysis
Internal Audit, Risk & Compliance
Management Accounting
Property & Real Estate Tax
Tax Advisory & Planning
Tax Appeals & Disputes
Tax Compliance & Reporting
Tax Investigations & Enforcement
Transfer Pricing
Valuation & Financial Modelling
VAT & Indirect Tax
Bolliger Treuhand AG logo
Address
Bahnhofstrasse 8, 8953 Dietikon
Dietikon
Switzerland
+41 44 744 63 63
btrag.ch
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The firm provides a comprehensive range of accounting, payroll, tax, audit and business advisory services, helping clients manage their financial and administrative requirements while providing practical advice on wider business decisions. Its advisory work includes company formation, restructuring, valuations, succession planning, inheritance matters and pension planning.

Bolliger Treuhand also serves international clients, drawing on an international network of fiduciaries and lawyers to assist with cross-border matters and connect clients with local specialists. The firm emphasises discretion, independence and personalised service, and provides services in several languages, including English, French and Italian.

  • Accounting & Bookkeeping
    The firm manages accounting for businesses of different legal forms, including subsidiary ledgers, annual and interim accounts, budgeting, liquidity planning and VAT returns.
  • Payroll & Salary Administration
    Provides payroll processing covering salaries, expenses, holidays, social-security contributions and withholding taxes, as well as support with employment and social-security questions.
  • Tax Advisory & Compliance
    Advises companies and individuals on tax returns, assessments, objections and appeals, tax planning, property gains tax, advance tax rulings and VAT matters.
  • Corporate & Business Advisory
    Advises on company formation, conversions, restructuring and liquidation, as well as shareholder agreements and broader organisational matters.
  • Business Valuation
    Provides valuation expertise to support corporate transactions, restructuring and succession-related decisions.
  • Business Succession Planning
    Helps business owners plan and implement succession arrangements, including the financial and tax considerations involved in transferring ownership.
  • Estate & Inheritance Advisory
    Advises on inheritance matters, wills and estate administration, including acting as an executor where required.
  • Financial & Retirement Planning
    Provides advice on pension planning and early retirement, helping clients structure their longer-term financial affairs.
  • Audit & Assurance
    Through its independent audit partner, Rovisa Wirtschaftsprüfungs AG, the firm supports statutory audits, voluntary examinations, special audits and investigations into suspected misconduct.
  • Online / Digital Accounting
    Offers online bookkeeping through ABAWEB, allowing clients and the firm to access continuously updated accounting information remotely and work collaboratively.
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