Start with Luxembourg Trade & Invest, the national platform for foreign companies: it assesses your project and opens the right doors. The other institutions follow the order in which most projects need them.
Looking at the other direction? Doing business in the DRC
Investing and setting up
First stop
Luxembourg Trade & Invest
The national platform that brings together the players promoting the Luxembourg economy, operated by Luxinnovation with the government. It gives foreign companies personalised support to set up in Luxembourg.
Use it for
- A first assessment of your project by an adviser
- Introductions to decision-makers and business partners
- Sector information: finance and fintech, research and development, artificial intelligence, space
- Support for companies coming to Luxembourg and for Luxembourg companies expanding abroad
Official website: luxembourgtradeandinvest.com
Luxinnovation, the national innovation agency
A public-private initiative that encourages and supports innovation in Luxembourg, for companies, start-ups and research organisations.
Use it for
- Programmes to assess and accelerate a company's growth
- Connections to experts, partners and digital platforms
- Guidance on national and European funding for research and innovation
Official website: luxinnovation.lu
Creating a company
Guichet.lu, the State's business portal
The public administrations' information portal, where every business procedure is explained step by step.
Use it for
- The business permit (autorisation d'établissement) and the creation of a company
- Taxation, hiring, import and export procedures
- Financial aid for SMEs, research and the environment
Official website: guichet.public.lu
House of Entrepreneurship
The national contact point for entrepreneurship, run by the Chamber of Commerce in partnership with the Ministry of the Economy and the Chamber of Skilled Trades and Crafts.
Use it for
- Individual advice at every stage, from the idea to the transfer of a business
- Free workshops and webinars on setting up, financing and tax obligations
- Access to its network of banks, administrations and support bodies
Official website: houseofentrepreneurship.lu
LBR Luxembourg Business Registers
The body that keeps the Trade and Companies Register (RCS), the Register of Beneficial Owners (RBE) and the electronic official gazette (RESA).
Use it for
- Registering a company and filing its documents
- Declaring its beneficial owners
- Looking up any Luxembourg company and its filings
Official website: lbr.lu
Tax and customs
ACD Administration des contributions directes
The direct tax administration: income tax of companies and individuals, and withholding taxes.
Use it for
- Corporate income tax and its returns
- Withholding taxes on salaries, dividends and interest
- The minimum taxation rules for large groups
Official website: impotsdirects.public.lu
AED Administration de l'enregistrement, des domaines et de la TVA
The indirect tax administration: VAT, registration duties and the subscription tax.
Use it for
- Registering for VAT and obtaining a VAT number
- Filing VAT returns online
- Checking a VAT number
Official website: pfi.public.lu
ADA Administration des douanes et accises
The customs and excise administration.
Use it for
- The EORI number needed to import into or export from the European Union
- Tariff classification and customs valuation of goods
- Authorised economic operator status
Official website: douanes.public.lu
Finance and capital markets
LFF Luxembourg for Finance
The agency for the development of the financial centre, which informs about Luxembourg's financial services and the business opportunities they offer.
Use it for
- Understanding what the financial centre offers: banking, investment funds, insurance, capital markets, sustainable finance, fintech
- Publications, events and data on the financial centre
Official website: luxembourgforfinance.com
CSSF Commission de Surveillance du Secteur Financier
The public institution that supervises the professionals and products of the Luxembourg financial sector.
Use it for
- Checking that a bank, a fund or an intermediary is authorised (entity search)
- The authorisation of banks, investment funds, payment and electronic money institutions
- The rules that apply to financial products and providers
Official website: cssf.lu
LuxSE Luxembourg Stock Exchange
The exchange for international securities and the home of the Luxembourg Green Exchange, a platform dedicated to sustainable finance.
Use it for
- Listing bonds, shares and funds in several currencies
- Displaying green, social and sustainable bonds on the Luxembourg Green Exchange
Official website: luxse.com
ABBL Association des Banques et Banquiers, Luxembourg
The association that represents the banking and financial services sector.
Use it for
- Understanding the banking landscape and its members
- Positions and information on banking in Luxembourg
Official website: abbl.lu
ALFI Association of the Luxembourg Fund Industry
The association that represents Luxembourg investment funds, asset managers and the businesses that serve them.
Use it for
- Understanding fund structures (UCITS, alternative funds, RAIF, SIF)
- Statistics and guides on the fund industry
- Identifying service providers: depositaries, administrators, law and audit firms
Official website: alfi.lu
Business community and skills
Chambre de Commerce du Grand-Duché de Luxembourg
The Chamber of Commerce supports companies throughout their life cycle and organises trade missions and international business events.
Use it for
- Trade missions, fairs and the foreign trade agenda
- Services for creating and developing a company
- Arbitration, through the Luxembourg Arbitration Center
Official website: cc.lu
House of Training
A continuing vocational training institute, an initiative of the Chamber of Commerce and the ABBL.
Use it for
- Courses in finance, law, human resources, technology and some twenty other fields
- Classroom, distance and blended formats
- Tailor-made training for a company or a delegation
Official website: houseoftraining.lu
Travel and residence
Immigration Guichet.lu, entering and staying in Luxembourg
The State portal's pages on entry and residence for nationals of countries outside the European Union.
Use it for
- Short stays of up to 90 days, including business visits
- Stays of more than 90 days and residence permits
- The procedures for specific situations
Official website: guichet.public.lu
Listed for information. The chamber is independent of these institutions; unless an institution is marked as a partner, a listing does not mean a partnership or an endorsement. Descriptions are based on each institution's official website, read on 2 October 2026. Fees, delays and procedures change: check with the institution before acting. This page is not legal, tax or investment advice.
