Fiduciary Offices

SIGTAX AG 

Zug · Since 2018

SIGTAX AG provides company formation, accounting, tax and compliance services. Its offerings include company incorporation, tax optimization, asset protection, audit and corporate administration, as well as virtual office and domicile services, nominee director solutions, licensing and work-permit support.

Silvia Arnold Treuhand AG 

Oberhelfenschwil · Since 1998

The core activity of Silvia Arnold Treuhand AG is the provision of trust services, particularly in the areas of accounting and financial accounting, personnel administration and payroll accounting, tax planning and optimization, including assistance with legal remedies and value-added tax matters. The company offers individual solutions to its clients and focuses on supporting businesses and private individuals in these specific areas.

Simmen Treuhand AG 

Neuheim · Since 2002

Simmen Treuhand AG provides fiduciary services in accounting, tax advisory, business consulting and statutory audit. Its services also include company formation, domicile services, inheritance advice and debt collection.

Simon Berger Treuhand GmbH 

Pfäffikon Zh · Since 1999

The core activity of Simon Berger Treuhand GmbH is the provision of services in the areas of financial accounting, personnel administration, and taxes for small and medium-sized enterprises (SMEs). Specifically, this includes: Financial accounting: preparation of accounts, tax returns, and financial statements; Personnel administration: preparation of payroll statements, booking documents, and communication with social insurance institutions; Taxes: preparation of tax returns, review of tax invoices, and communication with authorities. The company offers these services as a comprehensive package or in individual areas to relieve customers and enable them to focus more on their core business.

Simon Völlmin GmbH 

Ormalingen · Since 2022

Simplica Treuhand AG 

Bern · Since 2017

Simplica Treuhand AG provides fiduciary and consulting services, focusing on accounting and financial reporting, payroll and HR administration, tax services, statutory and other audits, and software/IT consulting.

Simplica Wirtschaftsprüfung GmbH 

Bern · Since 2020

Simplica Wirtschaftsprüfung GmbH provides audit and revision services, including audit engagements, audit support and preparation for revisions. In its audit work the firm assesses risks in the financial information as well as the company’s business environment and strategic orientation.

simply buchhaltung GmbH 

Baar · Since 2015

simply buchhaltung GmbH provides bookkeeping and tax-related services for small and medium-sized enterprises. Services include accounts payable and receivable, payment processing, dunning and collection, monthly/quarterly/year-end financial statements, VAT returns, payroll and digitalized workflows with ongoing client support.

SINCERITAS TREUHAND GmbH 

Wollerau · Since 2014

SINCERITAS TREUHAND GmbH is a fiduciary firm offering accounting, tax and corporate administration services to businesses. Services include bookkeeping and annual accounts, VAT and tax return preparation, payroll administration, company-registration support, staff training and compliance advice (e.g. GwG, GwV-FINMA).

Sinco Treuhand AG 

Zurich · Since 1978

Sinco Treuhand AG provides fiduciary and asset management services, including accounting, tax advice, corporate consulting, company formations, restructurings and mergers. The firm also offers estate planning, turnaround services and financing coaching, and states on its website that it is authorised by FINMA.

Sinixt GmbH 

Winterthur · Since 2008

The core activity of Sinixt GmbH encompasses three main areas: 1. **ICT Consulting & Business Consulting**: Strategic ICT planning, efficient and cost-optimized use of ICT resources, expert advice, technology scouting, management support, and system and network architectures. 2. **ICT Security & Risk Management**: Security consulting, risk management, business continuity management, emergency exercises, training, and coaching for ICT security, SWOT and risk analyses, as well as security analyses of company networks. 3. **Accounting and Personnel Administration**: Financial accounting, budget consulting, tax returns, liquidity planning, administrative accounting clarifications, and HR administration. Overall, Sinixt GmbH offers comprehensive services in the areas of information and communication technology (ICT), security and risk management, as well as financial and personnel management.

SiPaFid SA 

Lugano · Since 2020

The company SiPaFid SA offers a wide range of services in the areas of corporate management, accounting, taxes, human resources and finance. The core activities include: company formation and management, accounting and bookkeeping, tax consulting and planning, human resources management and administration, financial planning and consulting, international tax planning and optimization, blockchain and cryptocurrency consulting, and relocation services for individuals and companies. The company positions itself as a "Trusted Partner" and offers individual solutions for complex problems in the areas of accounting, taxes and finance.

SIP Treuhand AG 

Schaffhausen · Since 1998

SIP Treuhand AG provides fiduciary and accounting services, including client bookkeeping, payroll administration and payroll accounting, tax returns for individuals and legal entities, company formation and succession planning, as well as advisory services on personal matters.

Fidatel SA 

Savigny · Since 1984

Fidatel SA is a fiduciary firm providing accounting, preparation of financial statements, statutory/restricted audit services and tax filings. Its services also include business advisory, payroll and payment administration, property management and PPE administration, management of a family allowance fund, and support for Winbiz Cloud.

Siron SA 

Camorino · Since 1996

The core activity of SIRON SA encompasses the provision of services in the fields of corporate consulting, tax consulting and legal consulting, particularly for companies and private individuals. This also includes services such as corporate auditing, trust services, family offices and financial services as well as real estate services.

SKG Treuhandpartner GmbH 

Murten · Since 2019

The core activity of SKG Treuhandpartner GmbH is the provision of services in the field of corporate consulting, particularly in the areas of tax consulting, accounting, financial planning, corporate consulting, legal consulting, succession planning and restructuring of companies. The company also offers specific services such as the preparation of interim financial statements, assessment of the financial and legal situation of companies, consulting on refinancing, sale or insolvency proceedings, as well as the creation of expense and revenue budgets.

S&K Partners AG 

Wollerau · Since 2004

S&K Partners AG provides fiduciary and financial advisory services, including accounting, tax advisory, insurance brokerage, investment advice, asset management and real estate trustee and property management services. Its offerings cover administrative and managerial tasks for both corporate and private clients.

SK Treuhand AG 

Lengnau Ag · Since 1989

The core activity of SK Treuhand AG is the provision of services in the areas of trust, accounting, taxes, audits, property management, consulting for companies and municipalities, board of directors mandates, succession planning and financing solutions.

SLC Sea and Land Consulting SA 

Carouge Ge · Since 1973

The core activity of SLC Sea and Land Consulting SA is the provision of services in the field of financial and accounting consulting, particularly: Financial consulting and business planning, Company formation and takeover, Accounting and annual financial statements, Tax consulting for individuals and companies, Payroll management, Balance sheet analysis. The company thus offers comprehensive consulting and services for companies and individuals in all matters of finance and accounting.

SL Fiduciaire, Sandra Loup 

Montévraz · Since 2023

The core activity of SL Fiduciaire is to provide financial management services, particularly: accounting and financial reporting, tax consulting and declarations, payroll and salary management, and corporate consulting and management. The company thus offers comprehensive services to businesses and individuals in the areas of finance, taxation, and human resources management.