Fiduciary Offices

SYNERGIPLUS SA 

Geneva · Since 2012

SYNERGIPLUS SA is a fiduciary and advisory firm providing accounting, audit, tax and social/HR services. Its services also include business consulting, financial analysis and valuation, mergers & acquisitions support, legal structuring, multi‑family office services and company domiciliation.

SYNERGIX S.A. 

Nyon · Since 2001

SYNERGIX S.A. provides fiduciary and outsourced services focused on accounting, VAT compliance, payroll and HR administration. It serves SMEs, NGOs and multinational subsidiaries and uses digital tools to automate processes and support regulatory compliance.

Synplus GmbH 

Ziegelbrücke · Since 2009

Synplus GmbH provides administrative and accounting services, including bookkeeping, interim and annual financial statements, and VAT handling. The firm also offers payroll administration, order processing, correspondence, minute taking and general administrative support.

Syntaxis Cabinet fiscal SA 

Lausanne · Since 2024

Syntaxis Cabinet fiscal SA provides tax advisory and representation services for individuals and companies, including tax planning, preparation and follow-up of tax returns, and representation before tax authorities. The firm also advises on real estate taxation, succession and donation matters, corporate transfers, and delivers tax-related training.

T1 Treuhand + Invest AG 

Schaffhausen · Since 2018

The core activity of T1 Treuhand + Invest AG is the provision of financial management services, specifically: financial planning, accounting, tax consulting and optimization, support for company formations, and consulting and support for succession planning in small and medium-sized enterprises (SMEs). The company thus offers comprehensive services in the field of financial and corporate consulting.

Taalaa Fiduciaire Sàrl 

Prilly · Since 2019

The core activity of Taalaa-fiduciaire.ch is the provision of services in the fields of auditing, tax consulting and corporate management. Specifically, this includes: Accounting (accounting and financial management), Tax consulting, Payroll management, Legal advice, File archiving (document management) and Administrative services. The company offers these services primarily to small and medium-sized enterprises (SMEs) as well as to self-employed individuals and private persons.

TABULARIS Treuhand AG 

Since 2000

The core activity of TABULARIS Treuhand AG is the provision of trust services, including accounting and individual support for clients, with the goal of developing holistic solutions tailored to the specific needs and requirements of clients.

taconfi GmbH 

Dänikon Zh · Since 2015

The company's core activity is the provision of services in the field of accounting and tax returns.

TACS International GmbH 

Wollerau · Since 2021

TACS International GmbH provides cross-border tax and advisory services for individuals and businesses. Services include preparation of tax returns for Switzerland and Germany, accounting services, expat and relocation advice, tax-structuring and succession planning, assistance with withholding tax reclaim, and formation/hosting of subsidiaries and permanent establishments.

tadico GmbH 

Horgen · Since 2015

The core activity of Tadico GmbH is cross-border tax consulting for private individuals and companies, particularly between Switzerland and Germany as well as Switzerland and France, as well as providing services in the field of national and international tax and social security consulting, tax returns, trust and accounting, value-added tax consulting and founding consulting.

TALA Treuhand und Consulting GmbH 

Cham · Since 2023

The core activity of TALA Treuhand & Consulting GmbH is the provision of accounting and tax services, including real estate accounting, financial and operational accounting, payroll accounting, corporate consulting and freelance deployments.

TALENTURE IMMOBILIARE SA 

Lugano · Since 1988

TALENTURE IMMOBILIARE SA is a real estate company and a member of the Talenture Group. The company provides services focused on the selection of properties and related real estate services.

TALENTURE SA 

Lugano · Since 1989

TALENTURE SA is a multiprofessional consultancy providing tax, accounting, administrative, HR and payroll services as well as statutory audit services. The firm offers outsourcing of administrative and financial processes — including bookkeeping, payroll processing, periodic reporting, preparation of company financial statements and tax compliance — and holds a SSAE 18 Service Auditor’s Report for payroll & HR services.

TAMBE Corporate Services GmbH 

Pfäffikon Sz · Since 2023

TAMBE Corporate Services GmbH is a fiduciary and consulting firm offering wealth planning, Swiss and international tax and legal advice, and services for companies, trusts and family offices. Services include company formation and domiciliation, acting as board members or trustees, trust administration, bookkeeping and preparation of financial statements.

TAMBE AG 

Pfäffikon Sz · Since 2003

TAMBE AG is a fiduciary and consulting firm providing wealth planning, tax and legal advisory, trust services and family-office support. It also offers corporate services including company formation, domiciliation, administration and financial statement preparation, and works with international partners.

TAMISIER & FILS Sàrl 

Les Acacias · Since 2003

The core activity of Tamisier & Fils is the provision of services in the field of auditing and tax consulting, particularly supporting the establishment of companies, preparing annual financial statements, tax returns and domiciliation of companies.

Tanner Conseil SA 

Geneva · Since 2019

The core activity of Tanner Conseil is to provide services in the field of tax and fiscal law, including: fiscal consulting and planning, support in organizing assets and transactions, advice on corporate restructuring and transfer, representation of clients before tax and judicial authorities, and specialized services in the areas of agricultural taxes, wealth taxes, and tax regularization. The company offers these services to both individuals and companies, emphasizing personal and confidential client care.

Tanner Steuerberatung und Treuhand GmbH 

Lucerne · Since 2008

The core activity of Tanner Steuerberatung & Treuhand Luzern is the provision of tax and trust services for companies, self-employed individuals and private individuals. This includes in particular: tax planning and consulting, preparation of tax returns and VAT settlements, control of tax invoices and assessments, management of financial accounting, preparation of annual financial statements, creation of payroll and social insurance settlements, consulting for company formations and restructuring, and support for relocation to Switzerland.

Tanner Treuhand & Touristik AG 

Urdorf · Since 1999

The core activity of Tanner Treuhand & Touristik AG is the provision of trust services, particularly in the areas of accounting, taxes, audits and financial planning, as well as consulting and supporting customers, especially from the tourism sector, in company formation, annual financial statements and tax returns.

Tanner Treuhand und Beratung GmbH 

Au Sg · Since 2019

Tanner Treuhand und Beratung GmbH provides fiduciary and advisory services, including accounting and financial reporting, tax consulting, statutory and limited audits, business advisory, property management and estate matters.