Fiduciary Offices in
Dietikon
70 companies in Fiduciary Offices based in Dietikon — name and year of registration from the commercial register.
50 of 70 companies
BlackSea Consult GmbH
Since 2011 · 1–10 empl.5.0(122)
BlackSea Consult GmbH provides insurance advisory services and fiduciary/accounting solutions. Services include comparing and arranging insurance policies (motor, health, travel, liability, household, legal protection) as well as bookkeeping, payroll processing, VAT filings and preparation of tax returns.
Marzo Treuhand AG
Since 2022 · 1–10 empl.5.0(96)
Marzo Treuhand AG provides fiduciary services for private clients and SMEs, including bookkeeping, tax advisory, company formation support, corporate finance and payroll administration.
Bolliger Treuhand AG
Since 1982 · 11–20 empl.4.8(19)
The core activity of Bolliger Treuhand AG is the provision of services in the fields of accounting, bookkeeping, payroll administration, corporate consulting, tax consulting and auditing.
Blacksea Group GmbH
Since 2023 · 1–10 empl.5.0(122)
Blacksea Group GmbH provides insurance advisory and brokerage services as well as fiduciary and accounting services. Insurance offerings include motor, health, travel, liability, household, life and corporate insurance, while fiduciary services cover bookkeeping, payroll, VAT returns and tax declarations.
Kwaxx AG
Since 2012 · 21–50 empl.5.0(10)
The core activity of Kwaxx is the digitization and automation of payroll accounting processes for companies, also known as payroll outsourcing. Kwaxx offers a platform that enables companies to manage their payroll efficiently and securely, and supports them in relieving their HR burdens.
Hurni + Dohner AG, Treuhand - Verwaltung
Since 1977 · 1–10 empl.
The core activity of Hurni+Dohner AG is the provision of trust services, particularly in the areas of accounting, debt collection and property management.
Confisus Treuhand AG
Since 1980 · 11–20 empl.
The company offers services in the areas of trust, consulting, taxes and auditing. Specifically, this includes: Trust: accounting, payroll and personnel administration Consulting: support for company formations, real estate, business locations and sustainable future security Taxes: tax returns, tax optimization and consulting Auditing: annual financial statements and auditing The company positions itself as a partner for companies and individuals who need support in these areas.
Rovisa Wirtschaftsprüfungs AG
Since 1995 · 11–20 empl.
The core activity of Rovisa Wirtschaftsprüfungs AG is the provision of auditing and related services.
Wiederkehr Treuhand GmbH
Since 2000 · 1–10 empl.
The core activity of Wiederkehr Treuhand GmbH is the provision of trust and consulting services, particularly for private individuals and small and medium-sized enterprises (SMEs). This includes, among other things, personal and individual solutions in the areas of tax consulting, accounting and financial planning.
Trustzone AG
Since 2006 · 1–10 empl.
The core activity of Trustzone AG is the provision of services in the fields of auditing, tax consulting, accounting and fiduciary services for companies and private individuals. Specifically, this includes: Auditing (audit), Tax consulting and planning, Accounting and financial accounting, Fiduciary and auditing services. The company positions itself as an independent trust company that creates special values for its customers and ensures the highest quality through its membership in expert associations and supervisory authorities such as EXPERTsuisse and the Swiss Federal Audit Oversight Authority RAB.
RBZ AG für Verbandsmanagement
Since 2010 · 1–10 empl.
RBZ AG für Verbandsmanagement provides management and administrative services for associations and organizations. Its services include office administration and accounting, board and commission support, event organisation, project management, strategy development and cross-sector networking.
A&W Treuhand GmbH
Since 2010 · 1–10 empl.
A&W Treuhand GmbH provides bookkeeping, annual accounting, tax advisory and outsourcing services. Offerings include managing financial, debtor, creditor and payroll ledgers, preparing annual accounts and tax returns, tax representation, and support for succession planning, contract management and on-site management tasks.
Balbiani Treuhand GmbH
Since 1997 · 1–10 empl.5.0(3)
Balbiani Treuhand GmbH provides fiduciary and advisory services. Its offerings include accounting and VAT, payroll and personnel administration, tax consulting, audit services, company formations and estate/fiduciary matters.
Silbercom + Partner AG
Since 2009 · 1–10 empl.5.0(3)
The core activity of Silbercom + Partner AG is the provision of trust services, particularly in the areas of: * Accounting: efficient and expedient handling of transactions * Taxation: assumption of tasks in the tax area * HR-Admin: assumption of the personnel department and handling of tasks in the area of personnel administration * Consulting: advice and support in various areas such as company formation, company purchase/sale, etc. The company offers tailored solutions for businesses to increase their business activity and economic success.
Topas Treuhand & Immobilien GmbH
Since 2016 · 1–10 empl.
Treuhandbüro Balbiani
Since 1980 · 1–10 empl.5.0(3)
Treuhandbüro Balbiani provides fiduciary and tax services, including accounting and VAT filings, payroll and personnel administration, audit services, tax consultancy, company formation and general fiduciary tasks. The firm prepares tax returns for individuals and legal entities, reviews tax assessments and represents clients in objections and appeals.
Steiner Vision Treuhand
Since 2022 · 1–10 empl.4.7(15)
Steiner Vision Treuhand provides fiduciary services for SMEs, sole proprietors and private individuals. Its core activities include accounting and annual financial statements, tax services, payroll administration, general administration and support for company formation.
Rebex AG
Since 1997 · 1–10 empl.5.0(2)
The core activity of Rebex AG includes trust services, including accounting, auditing, tax consulting and financial planning. The company offers responsible and thorough work in these areas and supports companies and individuals in accounting, tax consulting and financial planning.
DOC TREUHAND GmbH
Since 2003 · 1–10 empl.4.4(5)
DOC TREUHAND GmbH is a fiduciary firm offering accounting, tax and payroll services as well as controlling and statutory audits. It also provides real estate and property management services, including administrative and technical management and property accounting.
ConSinius Treuhand AG
Since 1987 · 11–20 empl.5.0(3)
The core activity of ConSinius Treuhand AG encompasses a wide range of services in the fields of corporate consulting, accounting, human resources, tax consulting, and auditing. Specifically, the company offers the following services: Corporate consulting: advice on the founding, organization, and management of companies; Accounting: management of accounting, payroll accounting, and annual financial statements; Human resources: advice and support in salary administration and personnel management; Tax consulting: advice on tax matters, including value-added tax and annual financial statements; Auditing: performance of financial statement audits, special audits, and reviews of annual financial statements. The company positions itself as a reliable and competent partner for companies in overcoming challenges in the areas of finance, accounting, and taxes.
DOC Treuhand + EDV, Daniel Osele
Since 1992 · 1–10 empl.4.4(5)
DOC Treuhand + EDV, Daniel Osele provides fiduciary and property-management services, including accounting, payroll, tax advisory, controlling and audit services. Property-management offerings cover administrative and technical management, rent collection and property accounting.
monere treuhand gmbh
Since 2009 · 1–10 empl.3.0(2)
The core activity of the company "monere treuhand gmbh" is the provision of services in the fields of finance, accounting and real estate, in particular: tax consulting and optimization, financial and accounting services (E-Accounting, payroll accounting), corporate consulting (founding, succession) and real estate management (sales, rental, management). The company offers these services to both companies and private individuals.
Consulta Treuhand GmbH
Since 2020 · 1–10 empl.4.4(5)
Consulta Treuhand GmbH provides fiduciary and property-management services, including accounting, payroll, tax advisory, controlling and statutory audits, as well as administrative and technical real-estate management.
DBA Immobilien AG
Since 2023 · 1–10 empl.
DBA Immobilien AG provides real estate services and fiduciary support. Its activities include property letting, property management, accounting and payroll-related administrative services.
Edeltax Treuhand GmbH
Since 2017 · 1–10 empl.5.0(1)
Edeltax Treuhand GmbH provides fiduciary and tax advisory services to small and medium-sized enterprises and private clients. Services include corporate advisory, tax preparation and planning, accounting, and payroll and HR administration.
BSI Consulting & Treuhand AG
Since 2021 · 1–10 empl.5.0(2)
The core activity of BSI Consulting & Treuhand AG is the provision of services in the areas of company formation, management and consulting, including trust matters and general advisory services.
HS Treuhand GmbH
Since 2003 · 1–10 empl.5.0(1)
The core activity of HS Treuhand GmbH is the provision of trust and audit services, including individual consulting and support for clients in the areas of finance, accounting and auditing.
STRAESSLE-TREUHAND GmbH
Since 1998 · 1–10 empl.1.0(1)
The core activity of Straessle-Treuhand GmbH is the provision of trust services, particularly for private clients as well as small and medium-sized enterprises. This includes competent consulting and support in financial and legal matters.
BT Brigger Treuhand GmbH
Since 2025 · 1–10 empl.
BT Brigger Treuhand GmbH provides fiduciary services for companies, including financial accounting, tax advisory, payroll and HR administration, as well as audit and review services. The firm supports SMEs and other businesses with tailored solutions and personal assistance.
Kästner Treuhand AG
Since 1976 · 1–10 empl.
The core activity of Kästner Treuhand AG encompasses two main areas: trust services and real estate.
Annaheim Treuhand AG
Since 1995 · 1–10 empl.
The core activity of Annaheim Treuhand is the provision of trust services, including accounting, tax consulting, business consulting and other related services for companies and private individuals.
Wolfsmatt Treuhand GmbH
Since 2001 · 1–10 empl.
The core activity of Wolfsmatt Treuhand GmbH encompasses three main areas: 1. **Trust Services**: Accounting services, tax consulting for private and legal entities, consulting, company formation and contract management. 2. **Real Estate**: Property management, initial and re-rental, financial and accounting services, maintenance, renovations, and sale of properties. 3. **Finance**: Retirement planning, budget creation and other financial services. The company thus offers comprehensive services in the areas of trust services, real estate and finance.
BAF Beratungen A. Fischer
Since 2004 · 1–10 empl.
BAF Beratungen A. Fischer provides consulting and professional services in tax law, accounting/bookkeeping, inheritance law and IT.
Fias Treuhand GmbH
Since 2009 · 1–10 empl.
The core activity of Fias Treuhand GmbH is the provision of trust services, including expert advice and transaction processing, particularly in the field of economic and financial services.
Reumer Treuhand GmbH
Since 2010 · 1–10 empl.
The core activity of Reumer Treuhand is the provision of trust services, including consulting and support in financial and legal matters.
Studer Tax & HR Consulting GmbH
Since 2012 · 1–10 empl.
Studer Tax & HR Consulting GmbH provides tax and social security consulting for individuals and companies. Its services focus on national and international matters, including tax returns, withholding tax, social insurance, and employee-related issues.
TRE Services GmbH
Since 2017 · 1–10 empl.
TRE Services GmbH provides independent insurance advisory and brokerage services to private clients, SMEs and company founders, and delivers complementary fiduciary and financial services. Offerings include bookkeeping (financial and payroll), tax return preparation, company formation, administrative support and web development.
TEKIN Allfinanz
Since 2017 · 1–10 empl.
The core activity of TekinAllfinanz is the provision of comprehensive financial services, including: accounting, tax consulting, corporate consulting, trust services, financing and credit brokerage, personnel and HR solutions, and insurance services. The company offers these services as tailored solutions for businesses and individuals, with the goal of optimizing their financial situation and securing long-term success.
TREUFIN GmbH
Since 2022 · 1–10 empl.
The company's core activity encompasses the provision of services in the fields of finance, real estate, insurance, and trust. Specifically, the company offers the following services: financial coaching for private individuals and SMEs, succession planning, patient advocacy, company formation, organization and structuring of companies, networking, accounting, trust services, insurance services, and property management. The company positions itself as a full-service provider for the financial and legal needs of private individuals and companies.
Mechner Treuhand GmbH
Since 2023 · 1–10 empl.
Mechner Treuhand GmbH provides fiduciary and accounting services for businesses and private clients. The company supports clients in bookkeeping, tax matters, and administrative tasks.
Büroassist Patrizia Steyskal
Since 2026 · 1–10 empl.
Büroassist Patrizia Steyskal provides office assistance for small businesses. Its services include bookkeeping, correspondence, virtual assistance, and administrative support.
van Gorkum Immobilientreuhand GmbH
Since 2026 · 1–10 empl.
van Gorkum Immobilientreuhand GmbH provides services in property management, initial letting, sales, and portfolio management. The company supports real estate mandates with personal service and professional expertise.
Adenium AG
Since 1979 · 1–10 empl.
Vitrag AG
Since 1980 · 1–10 empl.
AP Treuhand AG
Since 1989 · 1–10 empl.
Straessle-Treuhand
Since 1990 · 1–10 empl.
TW & Partners AG
Since 1991 · 1–10 empl.
Treuhandbüro Martin Leiser
Since 1994 · 1–10 empl.
Multi Trade IwOrDa GmbH
Since 1997 · 1–10 empl.
UCL AG Treuhand und Revisionen
Since 1998 · 1–10 empl.
Fiduciary Offices in Dietikon
Fiduciary Offices in the region
Point size by number of companies per place.
Source: commercial register (Zefix) · as of October 10, 2026
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