Qualified, experienced and passionate about our job, we value the trust placed in us by our customers, individuals and businesses.

We offer services tailored to their needs in the areas of taxes, accounting, administration and property management.
If you value the skills of your fiduciary company, you should pay attention to the initials FIDUCIAIRE|SUISSE.

The professionals affiliated to the Swiss Union of Fiduciary are generalists at the service of their customers, endowed with cutting-edge knowledge, trustworthy and entrepreneurial spirit.


Treated in 2020 in all the French-speaking cantons.



Processed in 2020 from simple annual accounting to full outsourced management.



In management in 2020, from commercial property to apartments and detached houses.



We have only been active since 2004, but it was Bernard Monachon who opened his fiduciary company at the same address in 1972 and we succeeded him.

Fiduciary / Real Estate


Taxes, accounting, administration, salaries et all other fiduciary services pour businesses

Property owners

Our real estate services for property owners


Forms and other informations, (in french only)


Tax returns

Tax returns

Real estate ad

Real estate ad

Online advices

Online advices

Tax services -20% if property in mgmt

Tax services -20% if property in mgmt


  • 17 Oct Business transfer planning

    Organizing your business succession is something you must plan in advance. Simply doing so at the last moment can affect the success of the transmission and the sustainability of the company. For example, taxes can have different impacts, so need to have time to rethink......

  • 14 Feb Accounting – do it yourself? outsource? We are in an era of flexibility!

    COVID FindingsWe found that choosing an accounting program that allows the agent to work in parallel with the principal could offer significant benefits.Indeed, as a result of the various confinements and telework obligations, some companies found themselves helpless.Companies that outsource their services have certainly found......

  • 31 Dec Tax at source, changes for employees as of 01.01.2021

    As of 2021, there are significant changes in Swiss taxes the tax at source.This article aims to generally inform most of the changes for the employee and does not tend to replace the information coming from the tax authorities to which you must refer.You can......

  • 20 Sep Tax planning – 2020 changes and other considerations

    As there remains, at the date of writing of this article, a quarter to act with a view to reducing its taxes 2020 and if for you as for Keynes, the famous British economist (1883-1946), “avoiding to pay taxes is the only intellectual research rewarding”......


Laurent Monachon

Specialist in finance and accounting, he has more than 20 years of experience in the field of accounting and taxation.

He is competent in particular in the fields of taxation, accounting, HR management, estate management, simple legal, real estate law and is in charge of the fiduciary service.

Claire Monachon

Trained mainly in the field of real estate but also in the administrative and fiduciary sector, she has more than 15 years of experience in administrative, technical and legal management.. She is in charge of the property management department.

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