Comprehensive, tailor-made solutions designed for entrepreneurs and SMEs in Luxembourg. We combine rigor, technology and strategic advice to secure your compliance and optimize your growth.

Our accounting expertise in Luxembourg

Clear, tailored solutions for every need of your company

01

Simplified Lux GAAP accounting

The Luxembourg accounting software market is largely occupied by Horus, BOB 50, Odoo and similar tools. At Fiduciaire Expert, we chose not to use them. We developed our own all-in-one accounting software.

  • Real-time client access
  • Automated document capture
  • Clear dashboards and performance tracking
  • eCDF filings with the LBR and VAT returns
02

Company formation in Luxembourg

Drafting of the articles of association, business permit application when required, and assistance with opening a professional bank account. Support for all legal forms: SARL, SA, SAS, SCS, SCSp, SARL-S, SCI.

  • Articles of association included
  • Business permit application
  • Best-structure planning
  • Banking assistance
03

Company domiciliation in Luxembourg

Domiciliation service for companies without commercial activity (holdings or civil companies), with a registered office address in line with compliance and OEC standards. Mail handling and access to meeting rooms.

  • Prestigious address
  • Mail handling
  • Phone answering
  • Legal compliance
04

Payroll management and CCSS declarations

Full payroll management: CCSS-compliant payslips, filings with the authorities, leave management and a digital HR portal for your employees.

  • CCSS payslips
  • Digital employee portal
  • Automatic CNS filings
  • Leave management
05

Tax advice and optimization

Tailored tax support: optimization of your operations and structure, CIT/MBT/NWT and VAT filings, tax planning and compliance with Luxembourg regulations.

  • Tax optimization
  • CIT/MBT/NWT/VAT filings
  • Tax review of your structure
  • Regulatory monitoring
06

Due diligence & business plan

Advisory and support for buying or selling assets or companies. Whether you are a buyer or seller, having the proposed transactions reviewed is strongly recommended.

  • M&A due diligence
  • Comprehensive business plans
  • Company valuation
  • Strategic advice

Frequently asked questions

Answers to your questions about Fiduciaire Expert services

01 How does the working relationship with Fiduciaire Expert work?

We prioritize direct exchanges to understand your needs, then we identify the most suitable options. If our services fit, we start the onboarding process: engagement letter, questionnaire and documents to sign and return. After KYC approval, we can work on a recurring basis. Our engagements are reviewed periodically to adjust scope and fees.

02 Is Fiduciaire Expert a generalist or a specialist firm?

We are structured to cover a wide range of needs in a specialized way. We operate in accounting, tax, payroll and legal matters, and remain experts in each area. This is reflected in our name: “Fiduciaire” for the global approach, “Expert” for specialization. We draw inspiration from the Big4 model and make it accessible to a wide range of companies.

03 Do you help choose the right VAT regime?

Yes. We analyze your activity under VAT law to determine whether the exemption regime or the standard regime is best, then implement the optimal setup for your situation.

04 Do you assist in case of tax audit?

Yes. We support you at every stage: preliminary review of the file, preparation of documents, responses to the authorities and follow-up of the exchanges.

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