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Since 1939
Our roots go back to 1939 when René Kartheiser founded the FIDUCIAIRE KARTHEISER as a sole proprietorship. Over the years and through mergers, it has become FIDUCIAIRE BENOY KARTHEISER, also known as FBK, making the Trsutee the oldest certified accountant company in the Grand Duchy of Luxembourg.
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FIDUCIARY FERNAND KARTHEISER & CIE Sc
René Kartheiser’s sons, Fernand and John, together with François Thill and Robert Elvinger, founded the civil society of accounting and tax expertise "FIDUCIAIRE FERNAND KARTHEISER & CIE" in 1981, taking over the activities of the fiduciary Kartheiser.
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FIDUCIARY BENOY
FIDUCIAIRE BENOY was founded on 19 January 1987 as a sole proprietorship and is a member of the order of Certified accountant experts (Ordre des Experts-Comptables) and the Institute of Company Auditors (Institut des Réviseurs d'Entreprises).
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KARTHEISER MANAGEMENT Sàrl/BENOY CONSULTING Sàrl
In 1990, KARTHEISER MANAGEMENT Sàrl and BENOY CONSULTING Sàrl were founded on both sides, with responsibility for the creation and domiciliation of companies.
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FIDUCIARY BENOY CONSULTING Sàrl
Since 1 July 2001 Fiduciaire Benoy and Benoy Consulting have been merged into a company with shared capital called FIDUCIARY BENOY CONSULTING Sàrl.
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PAYROLL Sàrl
On 03 January 2002, Fiduciaire Benoy Consulting Sàrl and Fiduciaire Fernand Kartheiser & Cie Sc set up a joint secretarial and social consultancy company called PAYROLL Sàrl, which is in charge of daily payroll services .
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FIDUCIARY BENOY KARTHEISER Sc
January 1st 2008: Merger of Fiduciaire Benoy Consulting Sàrl and Fernand Kartheiser & Cie Sc into FIDUCIAIRE BENOY KARTHEISER SC.
While keeping the company PAYROLL Sàrl and renaming the company Kartheiser Management Sàrl into BENOY KARTHEISER MANAGEMENT SARL.
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PFAFFENTHAL
2018 was marked by the moving from the route d'Arlon to 24, rue Saint Mathieu L-2138 Luxembourg - Pfaffenthal district of Luxembourg City.
