Fiduciary Offices

Acribia AG 

Zurich · Since 1969

The core activity of Acribia AG is the provision of services in the areas of: * Consulting * Trust * Auditing * Abacus solutions. The company positions itself as a trust company that advises and supports entrepreneurs and their companies in financial, commercial, legal, tax and Abacus-related matters.

ADDISSA AG 

Ilanz · Since 1988

The core activity of ADDISSA AG is the provision of services in the fields of trust and real estate. This includes in particular: trust services, such as financial and accounting, tax consulting and planning, as well as auditing and financial auditing; real estate services, such as real estate sales, management and administration, as well as real estate consulting and support. The company thus offers a comprehensive range of services for private individuals and companies in the areas of finance, taxes and real estate.

AIT Services GmbH 

Rheinfelden · Since 2014

The core activity of AIT Services GmbH is the preparation of US tax returns and the consulting of individuals living in Switzerland, Germany or France, but who are taxable in the USA, particularly expats, business owners and investors.

Armada AG 

Zurich · Since 1978

The core activity of Armada AG is the provision of trust services, including accounting, taxes and financial management, as well as the optimization of business processes. The company provides its customers with comprehensive support in managing their financial affairs, enabling them to focus on their core business.

Arno Stieger 

Oberriet Sg · Since 2009

Arno Stieger is a member of the management team at Büchel & Stieger Treuhand and serves as a diploma-qualified expert in accounting and controlling. He is also a diploma-qualified banking specialist and a licensed auditor.

BE.ST treuhand GmbH 

Oberwil Bl · Since 2017

BE.ST treuhand GmbH is a fiduciary firm that provides accounting and annual financial statements, tax return and VAT services, payroll and personnel administration, as well as property management and business consulting including start‑up support.

BE.ST treuhand Othmar Striby 

Basel · Since 2016

BE.ST treuhand Othmar Striby provides fiduciary services to private clients, freelancers and businesses, including bookkeeping, annual financial statements, tax declarations and payroll administration. The practice also offers property management services such as rental administration, accounting, legal tasks and billing.

Bieri Verwaltungs AG 

Widen · Since 1989

The core activity of Bieri Verwaltungs AG is the provision of trust services, particularly in the areas of: * Management of real estate and properties * Accounting and personnel administration for small and medium-sized enterprises (SMEs) * Real estate brokerage and financing * Development of cost accounting models * Exercise of controlling mandates * Customer care and general trust services The company thus offers a wide range of services tailored to the needs of companies and private individuals in the area of administration and management of real estate and finances.

Bochsler Treuhand AG 

Wettswil · Since 2016

The core activity of Bochsler Treuhand AG is the provision of services in the areas of trust, tax consulting, accounting, payroll processing, and succession planning for companies and private individuals. This includes in particular: accounting and financial statement preparation, payroll and salary administration, tax consulting and tax planning, succession planning, digital transformation and consulting for the introduction of software solutions such as bexio and AbaWeb. The company positions itself as a competence partner for digitalization and offers comprehensive support for trust, payroll, law, taxes, and succession.

Bösch Treuhand AG 

Rorschach · Since 2021

Bösch Treuhand AG provides fiduciary and advisory services for small businesses and private individuals. Services include tax advice, financial and payroll accounting, preparation of annual financial statements, administrative support, assistance with company formations and individual revision (audit) services.

Brenner Treuhand 

Oberuzwil · Since 1994

Brenner Treuhand provides fiduciary (treuhand), tax and audit services as well as legal and real-estate advisory. The firm focuses on medical practices and SMEs and offers bookkeeping, payroll administration, year-end accounts, tax optimisation and support for practice openings, acquisitions and succession.

Brenner Treuhand AG 

Oberuzwil · Since 1982

Brenner Treuhand AG provides fiduciary (treuhand), tax advisory and audit services, as well as legal and real-estate advisory. The firm works notably with physicians and small and medium-sized enterprises, supporting accounting, tax matters and audit tasks.

Cadris Treuhand AG 

Basel · Since 2021

The core activity of Cadris Treuhand AG is the provision of consulting services in the areas of taxes, inheritance, accounting, and real estate. This includes, in particular: tax consulting for private and corporate clients, inheritance consulting and planning, accounting and financial consulting, real estate consulting and management, legal consulting in the area of child and adult protection law, and company formations and consulting. The company thus offers comprehensive and well-founded consulting services for private individuals and companies in the aforementioned areas.

cTn Consulting GmbH 

Horgen · Since 2012

The core activity of cTn Consulting GmbH is the provision of financial services, particularly in the areas of accounting, human resources and back office. The company supports its customers in administrative tasks, enabling them to focus on their core business.

Data4you AG 

Gisikon · Since 2003

The core activity of Data4you AG is the provision of financial and trust services for private individuals and companies, particularly in the areas of: accounting and annual financial statements, payroll administration, tax matters, corporate consulting, especially in company formations, and family office services, including administrative tasks and invoice processing. The company offers flexible and personalized services to support customers in financial and fiduciary matters.

datafin consulting schroth 

Riehen · Since 2013

The core activity of datafin consulting is the provision of trust services, particularly in the areas of accounting, tax returns, tax consulting and interim management for finance and controlling. The company offers these services to both small and medium-sized enterprises as well as to private individuals.

DIEBUST Gastro Treuhand GmbH 

Zurich · Since 2017

The core activity of Diebust Gastro Treuhand GmbH is the provision of trust services, particularly for small and medium-sized enterprises (SMEs) in the gastronomy industry. These services include: accounting, tax consulting, company formation, personal secretariat, insurance services, and comprehensive trust services. Additionally, the company also offers coworking space in Zurich, which can be used by clients and partners.

Divor AG 

Dättwil Ag · Since 1990

Divor AG provides advisory and administrative services for pension schemes, including technical administration, foundation accounting, securities accounting and management functions. The company also delivers real estate services such as property management for residential and commercial buildings, brokerage of investment properties, project development and owner‑representation.

Drys Fiduciaire SA 

Lausanne · Since 2010

The core activity of Drys Fiduciaire SA is to provide services in the fields of auditing, tax consulting, legal consulting, expertise and revision, particularly for companies and private individuals in Switzerland. The services include, among others: accounting and financial reporting, tax consulting and planning, legal consulting, expert opinions, auditing and revision, as well as consulting and support for company foundations, management and development. The company offers its services in several languages, including French, English, German and Russian.

FidAlp SA 

Vionnaz · Since 2017

FidAlp SA is a fiduciary firm providing accounting and payroll services, tax advisory and audit-related services, business consulting and company administration, and offering management IT solutions such as e-compta.