Company lists · Data refreshed September 2026
Top 25 Boutique accounting firms based in Luxembourg
RevenueBase identified 82 company matches for boutique accounting firms associated with Luxembourg as of September 2026 and tracks 1,036 professional contacts across them, including 595 with verified work emails and 11 with mobile numbers. Luxembourg is the largest hub.
This list covers company matches for boutique accounting firms associated with Luxembourg, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 23, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest boutique accounting firms based in Luxembourg
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 600 contacts → | ||||
Exact match “BDO Luxembourg is one of the largest firms of accountants, auditors and consultants in Luxembourg.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase | |||||
| 2 | 124 contacts → | ||||
Exact match “Vous êtes chef d’entreprise, artisan, commerçant, professionnels libéral ou du secteur financier?” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase | |||||
| 3 | 26 contacts → | ||||
Exact match “Thanks to a team of specialists in the field of accounting, tax, social security and consulting, we assist SMEs and businesses of all sizes in the management of their daily lives.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase | |||||
| 4 | 17 contacts → | ||||
Exact match “Cabinet d’expertise comptable et fiscale spécialisé dans le support comptable, financier et fiscal aux PME et aux particuliers.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase | |||||
| 5 | 13 contacts → | ||||
Exact match “La société Fiscogest S.à r.l, créée en 2007, est une équipe de professionnels jeunes et dynamiques vous garantissant un service de confiance personnalisé.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase | |||||
| 6 | 11 contacts → | ||||
Exact match “NoW Corporate Solutions is a new generation accounting firm providing specialized bespoke services and guidance for business firms as well as for real estate, private equity, or…” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase | |||||
| 7 | 11 contacts → | ||||
Exact match “B.A.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase | |||||
| 8 | 11 contacts → | ||||
Exact match “Implanté à Luxembourg, notre cabinet dispose d'un réseau et d'une expertise transfrontalière.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase | |||||
| 9 | 10 contacts → | ||||
Exact match “B&R Consulting is an accounting and tax consulting firm registered with the Order of Chartered Accountants in Luxembourg.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase | |||||
| 10 | 8 contacts → | ||||
Exact match “Plus qu'un cabinet d'expertise comptable, AIBM offre à ses clients luxembourgeois et internationaux un accompagnement personnalisé et complet au travers de ses pôles d'expertises…” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase | |||||
| 11 | 8 contacts → | ||||
Exact match “Service de comptabilité pour PME, indépendants et particuliers.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase | |||||
| 12 | 7 contacts → | ||||
Exact match “Forte d’une expérience de plus de 30 ans dans le monde des affaires, IBS & Partners a acquis les compétences et connaissances en expertises comptable et fiscale et en…” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase | |||||
| 13 | 7 contacts → | ||||
Exact match “Nous sommes un cabinet d'expertise comptable, membre de l'ordre des experts comptables, établi a Mersch depuis 1986.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase | |||||
| 14 | 6 contacts → | ||||
Exact match “Fiduo is an independent accounting & advisory firm located in the heart of Luxembourg-city.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase | |||||
| 15 | 6 contacts → | ||||
Exact match “GEFCO SA a été fondé en 1993.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase | |||||
| 16 | 6 contacts → | ||||
Exact match “ACCOUNTING - TAX - CORPORATE - CONSULTING JW Partner combines a depth of knowledge and recognized expertise within a nimble structure to spare your company the bureaucracy and…” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase | |||||
| 17 | 6 contacts → | ||||
Exact match “Euraudit Consult est un cabinet d’Expertise-Comptable pour les entreprises et les indépendants à la recherche d’une expertise et de solutions de haute qualité.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase | |||||
| 18 | 5 contacts → | ||||
Exact match “Née d'une association entre amis Experts-comptables formés au sein des grands cabinets d'audit et de conseil Luxembourgeois, The Accounting Brothers est un cabinet d'expert…” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase | |||||
| 19 | 5 contacts → | ||||
Exact match “Fiduciaire Jean-Marc Faber is a member of the Luxembourg Institute of Chartered Accountants, with 25 years of experience in a constantly and demanding environment.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase | |||||
| 20 | 4 contacts → | ||||
Exact match “La Fiduciaire de Mersch S.A (« FIME ») a été constituée le 7 juillet 2007, elle se situe au cœur du Grand[1]Duché de Luxembourg à Mersch.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase | |||||
| 21 | 4 contacts → | ||||
Exact match “Fidalpha SA a été créée à l’initiative de Monsieur Marcel Krier.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase | |||||
| 22 | 4 contacts → | ||||
Exact match “Centre Général d’Expertises Comptables est un Cabinet d’Expertises Comptables basé à Strassen, dont l’activité réunit diverses prestations, notamment la Domiciliation de Sociétés…” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase | |||||
| 23 | 4 contacts → | ||||
Exact match “volpe, your innovative financial partner At volpe, we combine unrivalled expertise with a commitment to long-term relationships and innovative strategies.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase | |||||
| 24 | 4 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase | |||||
| 25 | 4 contacts → | ||||
Exact match “Fondée en 2014, QCo Groupe est le fruit de plus de 30 ans d’expérience.” Recorded in the RevenueBase company graph · Sep 23, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “boutique accounting firms”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 82 boutique accounting firms based in Luxembourg
See the full list, filter by size, metro and specialty, and access 595 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Boutique accounting firms based in Luxembourg at a glance
As of Sep 23, 2026Companies by employee count
Freshness & accuracy
How recently the business emails were verified and the company information checked
Email last verified
Median 25.0dCompany record updated
Median 67.0dHow this list was built
The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- What qualifies
- Company records associated with Luxembourg whose business descriptions match “boutique accounting firms” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every displayed company carries at least one verified work email. RevenueBase tracks 595 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 23, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
Frequently asked
What is RevenueBase SmartSearch?
RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “boutique accounting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many boutique accounting firms are there based in Luxembourg?
RevenueBase identified 82 company matches for boutique accounting firms associated with Luxembourg as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
BDO Luxembourg tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most boutique accounting firms?
Luxembourg leads with 33 company records, followed by Strassen (4) and Bertrange (3).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 595 professional contacts with verified work emails tracked across these 82 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 23, 2026.
Ready to reach these companies? Verified emails and direct dials for all 82 boutique accounting firms based in Luxembourg. Start with a free account, no credit card.
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Browse the directory
About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Boutique accounting firms based in the United States
- Boutique accounting firms based in Brazil
- Boutique accounting firms based in the United Kingdom
- Boutique accounting firms based in Australia
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Company intelligence · public preview
Top 25 boutique accounting firms based in Luxembourg
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 82 matching company records for boutique accounting firms based in Luxembourg, with 1,036 tracked contacts and 595 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 23, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 boutique accounting firms based in Luxembourg
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  BDO Luxembourgbdo.luHQ: LuxembourgReported employees: 501-1,000 | Luxembourg | 501-1,000 | Exact match | 600 contacts → |
“BDO Luxembourg is one of the largest firms of accountants, auditors and consultants in Luxembourg.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  In Extenso Beluxinextenso-belux.comHQ: Windhof, LuxembourgReported employees: 51-200 | Windhof, Luxembourg | 51-200 | Exact match | 124 contacts → |
“Vous êtes chef d’entreprise, artisan, commerçant, professionnels libéral ou du secteur financier?” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  GT Fiduciaires S.Agtf.luHQ: LuxembourgReported employees: 51-200 | Luxembourg | 51-200 | Exact match | 26 contacts → |
“Thanks to a team of specialists in the field of accounting, tax, social security and consulting, we assist SMEs and businesses of all sizes in the management of their daily lives.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Efitax Expertisesefitax.luHQ: Steinfort, LuxembourgReported employees: 11-50 | Steinfort, Luxembourg | 11-50 | Exact match | 17 contacts → |
“Cabinet d’expertise comptable et fiscale spécialisé dans le support comptable, financier et fiscal aux PME et aux particuliers.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Fiscogest Sàrlfiscogest.luHQ: Bascharage, LuxembourgReported employees: 11-50 | Bascharage, Luxembourg | 11-50 | Exact match | 13 contacts → |
“La société Fiscogest S.à r.l, créée en 2007, est une équipe de professionnels jeunes et dynamiques vous garantissant un service de confiance personnalisé.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  NOW Corporate Solutionsnow-cs.luHQ: Howald, LuxembourgReported employees: 1-10 | Howald, Luxembourg | 1-10 | Exact match | 11 contacts → |
“NoW Corporate Solutions is a new generation accounting firm providing specialized bespoke services and guidance for business firms as well as for real estate, private equity, or…” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  B.A. Fiduciaireba-fiduciaire.luHQ: LuxembourgReported employees: 11-50 | Luxembourg | 11-50 | Exact match | 11 contacts → |
“B.A.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Corexperts S.Acorexperts.luHQ: Rumelange, LuxembourgReported employees: 11-50 | Rumelange, Luxembourg | 11-50 | Exact match | 11 contacts → |
“Implanté à Luxembourg, notre cabinet dispose d'un réseau et d'une expertise transfrontalière.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  B&r Consulting Luxembourgbrconsulting.luHQ: LuxembourgReported employees: 1-10 | Luxembourg | 1-10 | Exact match | 10 contacts → |
“B&R Consulting is an accounting and tax consulting firm registered with the Order of Chartered Accountants in Luxembourg.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Aibm S.Aaibm.luHQ: Capellen, LuxembourgReported employees: 1-10 | Capellen, Luxembourg | 1-10 | Exact match | 8 contacts → |
“Plus qu'un cabinet d'expertise comptable, AIBM offre à ses clients luxembourgeois et internationaux un accompagnement personnalisé et complet au travers de ses pôles d'expertises…” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | HQ: LuxembourgReported employees: 11-50 | Luxembourg | 11-50 | Exact match | 8 contacts → |
“Service de comptabilité pour PME, indépendants et particuliers.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  IBS & Partnersibspartners.luHQ: LuxembourgReported employees: 11-50 | Luxembourg | 11-50 | Exact match | 7 contacts → |
“Forte d’une expérience de plus de 30 ans dans le monde des affaires, IBS & Partners a acquis les compétences et connaissances en expertises comptable et fiscale et en…” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | HQ: Mersch, LuxembourgReported employees: 11-50 | Mersch, Luxembourg | 11-50 | Exact match | 7 contacts → |
“Nous sommes un cabinet d'expertise comptable, membre de l'ordre des experts comptables, établi a Mersch depuis 1986.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  FIDUOfiduo.luHQ: LuxembourgReported employees: 11-50 | Luxembourg | 11-50 | Exact match | 6 contacts → |
“Fiduo is an independent accounting & advisory firm located in the heart of Luxembourg-city.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Gefco SA Fiduciairefiduciaire.luHQ: Ehlange/mess, LuxembourgReported employees: 1-10 | Ehlange/mess, Luxembourg | 1-10 | Exact match | 6 contacts → |
“GEFCO SA a été fondé en 1993.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  JW Partnerjwpartner.luHQ: Windhof (koerich), LuxembourgReported employees: 1-10 | Windhof (koerich), Luxembourg | 1-10 | Exact match | 6 contacts → |
“ACCOUNTING - TAX - CORPORATE - CONSULTING JW Partner combines a depth of knowledge and recognized expertise within a nimble structure to spare your company the bureaucracy and…” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Euraudit Consult S.Aeuraudit-consult.luHQ: LuxembourgReported employees: 1-10 | Luxembourg | 1-10 | Exact match | 6 contacts → |
“Euraudit Consult est un cabinet d’Expertise-Comptable pour les entreprises et les indépendants à la recherche d’une expertise et de solutions de haute qualité.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  The Accounting Brothersacc-brothers.luHQ: LuxembourgReported employees: 1-10 | Luxembourg | 1-10 | Exact match | 5 contacts → |
“Née d'une association entre amis Experts-comptables formés au sein des grands cabinets d'audit et de conseil Luxembourgeois, The Accounting Brothers est un cabinet d'expert…” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Fiduciaire Jean-Marc Faberfjmf.lu HQ: LuxembourgReported employees: 11-50 | Luxembourg | 11-50 | Exact match | 5 contacts → |
“Fiduciaire Jean-Marc Faber is a member of the Luxembourg Institute of Chartered Accountants, with 25 years of experience in a constantly and demanding environment.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  fime.lufime.luHQ: Mersch, LuxembourgReported employees: 11-50 | Mersch, Luxembourg | 11-50 | Exact match | 4 contacts → |
“La Fiduciaire de Mersch S.A (« FIME ») a été constituée le 7 juillet 2007, elle se situe au cœur du Grand[1]Duché de Luxembourg à Mersch.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Fidalpha S.Afidalpha.luHQ: LuxembourgReported employees: 1-10 | Luxembourg | 1-10 | Exact match | 4 contacts → |
“Fidalpha SA a été créée à l’initiative de Monsieur Marcel Krier.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | HQ: Strassen, LuxembourgReported employees: 11-50 | Strassen, Luxembourg | 11-50 | Exact match | 4 contacts → |
“Centre Général d’Expertises Comptables est un Cabinet d’Expertises Comptables basé à Strassen, dont l’activité réunit diverses prestations, notamment la Domiciliation de Sociétés…” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  VOLPEvolpe.euHQ: LuxembourgReported employees: 1-10 | Luxembourg | 1-10 | Exact match | 4 contacts → |
“volpe, your innovative financial partner At volpe, we combine unrivalled expertise with a commitment to long-term relationships and innovative strategies.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Fiduciaire Roger Linster S.À R.Lschneider-linster.luHQ: LuxembourgReported employees: 11-50 | Luxembourg | 11-50 | Exact match | 4 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 25 |  QCO Groupe S.À R.Lqconsulting.luHQ: Strassen, LuxembourgReported employees: 1-10 | Strassen, Luxembourg | 1-10 | Exact match | 4 contacts → |
“Fondée en 2014, QCo Groupe est le fruit de plus de 30 ans d’expérience.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 82 company matches
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Boutique accounting firms: dataset insights
September 23, 2026These summaries describe recorded coverage in this saved dataset. Coverage describes records in RevenueBase, rather than a census of every business in this market.
Reported company sizes
81 records in the displayed employee bands.
1 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Freshness & accuracy
How recently the business emails were verified and the company information checked
Email last verified
Median 25.0dCompany record updated
Median 67.0dHow this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
Coverage describes records in RevenueBase, rather than a census of every business in this market.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 23, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for boutique accounting firms?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many boutique accounting firms did RevenueBase find based in Luxembourg?
The saved snapshot records 82 matching company records, 1,036 tracked contacts and 595 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 23, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Boutique accounting firms by geography
- Boutique accounting firms based in the United States
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- Boutique accounting firms based in the United Kingdom
- Boutique accounting firms based in Australia
- Boutique accounting firms based in Canada
- Boutique accounting firms based in France
- Boutique accounting firms based in the Netherlands
- Boutique accounting firms based in Germany
- Boutique accounting firms based in Italy
- Boutique accounting firms based in South Africa
- Boutique accounting firms based in Spain
- Boutique accounting firms based in Belgium
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 boutique accounting firms based in Luxembourg. Snapshot: September 23, 2026. https://revenuebase.ai/companies/boutique-accounting-firms/luxembourg.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Boutique accounting firms based in the United States
- Boutique accounting firms based in Brazil
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Company intelligence · public preview
Top 25 boutique accounting firms based in Luxembourg
RevenueBase records 82 matching company records for boutique accounting firms based in Luxembourg, with 1,036 tracked contacts and 595 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 23, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 boutique accounting firms based in Luxembourg
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | BDO Luxembourgbdo.lu HQ: LuxembourgReported employees: 501-1,000 | Luxembourg | 501-1,000 | Exact match | 600 contacts → |
“BDO Luxembourg is one of the largest firms of accountants, auditors and consultants in Luxembourg.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | In Extenso Beluxinextenso-belux.com HQ: Windhof, LuxembourgReported employees: 51-200 | Windhof, Luxembourg | 51-200 | Exact match | 124 contacts → |
“Vous êtes chef d’entreprise, artisan, commerçant, professionnels libéral ou du secteur financier?” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | GT Fiduciaires S.Agtf.lu HQ: LuxembourgReported employees: 51-200 | Luxembourg | 51-200 | Exact match | 26 contacts → |
“Thanks to a team of specialists in the field of accounting, tax, social security and consulting, we assist SMEs and businesses of all sizes in the management of their daily lives.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Efitax Expertisesefitax.lu HQ: Steinfort, LuxembourgReported employees: 11-50 | Steinfort, Luxembourg | 11-50 | Exact match | 17 contacts → |
“Cabinet d’expertise comptable et fiscale spécialisé dans le support comptable, financier et fiscal aux PME et aux particuliers.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Fiscogest Sàrlfiscogest.lu HQ: Bascharage, LuxembourgReported employees: 11-50 | Bascharage, Luxembourg | 11-50 | Exact match | 13 contacts → |
“La société Fiscogest S.à r.l, créée en 2007, est une équipe de professionnels jeunes et dynamiques vous garantissant un service de confiance personnalisé.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | NOW Corporate Solutionsnow-cs.lu HQ: Howald, LuxembourgReported employees: 1-10 | Howald, Luxembourg | 1-10 | Exact match | 11 contacts → |
“NoW Corporate Solutions is a new generation accounting firm providing specialized bespoke services and guidance for business firms as well as for real estate, private equity, or…” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | B.A. Fiduciaireba-fiduciaire.lu HQ: LuxembourgReported employees: 11-50 | Luxembourg | 11-50 | Exact match | 11 contacts → |
“B.A.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Corexperts S.Acorexperts.lu HQ: Rumelange, LuxembourgReported employees: 11-50 | Rumelange, Luxembourg | 11-50 | Exact match | 11 contacts → |
“Implanté à Luxembourg, notre cabinet dispose d'un réseau et d'une expertise transfrontalière.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | B&r Consulting Luxembourgbrconsulting.lu HQ: LuxembourgReported employees: 1-10 | Luxembourg | 1-10 | Exact match | 10 contacts → |
“B&R Consulting is an accounting and tax consulting firm registered with the Order of Chartered Accountants in Luxembourg.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Aibm S.Aaibm.lu HQ: Capellen, LuxembourgReported employees: 1-10 | Capellen, Luxembourg | 1-10 | Exact match | 8 contacts → |
“Plus qu'un cabinet d'expertise comptable, AIBM offre à ses clients luxembourgeois et internationaux un accompagnement personnalisé et complet au travers de ses pôles d'expertises…” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | HQ: LuxembourgReported employees: 11-50 | Luxembourg | 11-50 | Exact match | 8 contacts → |
“Service de comptabilité pour PME, indépendants et particuliers.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | IBS & Partnersibspartners.lu HQ: LuxembourgReported employees: 11-50 | Luxembourg | 11-50 | Exact match | 7 contacts → |
“Forte d’une expérience de plus de 30 ans dans le monde des affaires, IBS & Partners a acquis les compétences et connaissances en expertises comptable et fiscale et en…” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | HQ: Mersch, LuxembourgReported employees: 11-50 | Mersch, Luxembourg | 11-50 | Exact match | 7 contacts → |
“Nous sommes un cabinet d'expertise comptable, membre de l'ordre des experts comptables, établi a Mersch depuis 1986.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | FIDUOfiduo.lu HQ: LuxembourgReported employees: 11-50 | Luxembourg | 11-50 | Exact match | 6 contacts → |
“Fiduo is an independent accounting & advisory firm located in the heart of Luxembourg-city.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Gefco SA Fiduciairefiduciaire.lu HQ: Ehlange/mess, LuxembourgReported employees: 1-10 | Ehlange/mess, Luxembourg | 1-10 | Exact match | 6 contacts → |
“GEFCO SA a été fondé en 1993.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | JW Partnerjwpartner.lu HQ: Windhof (koerich), LuxembourgReported employees: 1-10 | Windhof (koerich), Luxembourg | 1-10 | Exact match | 6 contacts → |
“ACCOUNTING - TAX - CORPORATE - CONSULTING JW Partner combines a depth of knowledge and recognized expertise within a nimble structure to spare your company the bureaucracy and…” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Euraudit Consult S.Aeuraudit-consult.lu HQ: LuxembourgReported employees: 1-10 | Luxembourg | 1-10 | Exact match | 6 contacts → |
“Euraudit Consult est un cabinet d’Expertise-Comptable pour les entreprises et les indépendants à la recherche d’une expertise et de solutions de haute qualité.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | The Accounting Brothersacc-brothers.lu HQ: LuxembourgReported employees: 1-10 | Luxembourg | 1-10 | Exact match | 5 contacts → |
“Née d'une association entre amis Experts-comptables formés au sein des grands cabinets d'audit et de conseil Luxembourgeois, The Accounting Brothers est un cabinet d'expert…” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Fiduciaire Jean-Marc Faberfjmf.lu HQ: LuxembourgReported employees: 11-50 | Luxembourg | 11-50 | Exact match | 5 contacts → |
“Fiduciaire Jean-Marc Faber is a member of the Luxembourg Institute of Chartered Accountants, with 25 years of experience in a constantly and demanding environment.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | fime.lufime.lu HQ: Mersch, LuxembourgReported employees: 11-50 | Mersch, Luxembourg | 11-50 | Exact match | 4 contacts → |
“La Fiduciaire de Mersch S.A (« FIME ») a été constituée le 7 juillet 2007, elle se situe au cœur du Grand[1]Duché de Luxembourg à Mersch.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Fidalpha S.Afidalpha.lu HQ: LuxembourgReported employees: 1-10 | Luxembourg | 1-10 | Exact match | 4 contacts → |
“Fidalpha SA a été créée à l’initiative de Monsieur Marcel Krier.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | HQ: Strassen, LuxembourgReported employees: 11-50 | Strassen, Luxembourg | 11-50 | Exact match | 4 contacts → |
“Centre Général d’Expertises Comptables est un Cabinet d’Expertises Comptables basé à Strassen, dont l’activité réunit diverses prestations, notamment la Domiciliation de Sociétés…” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | VOLPEvolpe.eu HQ: LuxembourgReported employees: 1-10 | Luxembourg | 1-10 | Exact match | 4 contacts → |
“volpe, your innovative financial partner At volpe, we combine unrivalled expertise with a commitment to long-term relationships and innovative strategies.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Fiduciaire Roger Linster S.À R.Lschneider-linster.lu HQ: LuxembourgReported employees: 11-50 | Luxembourg | 11-50 | Exact match | 4 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 25 | QCO Groupe S.À R.Lqconsulting.lu HQ: Strassen, LuxembourgReported employees: 1-10 | Strassen, Luxembourg | 1-10 | Exact match | 4 contacts → |
“Fondée en 2014, QCo Groupe est le fruit de plus de 30 ans d’expérience.” Recorded description excerpt · September 23, 2026Open company data in RevenueBase ↗Free signup required. | |||||
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Boutique accounting firms: dataset insights
September 23, 2026These summaries describe recorded coverage in this saved dataset. Coverage describes records in RevenueBase, rather than a census of every business in this market.
Reported company sizes
81 records in the displayed employee bands.
1 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Freshness & accuracy
How recently the business emails were verified and the company information checked
Email last verified
Median 25.0dCompany record updated
Median 67.0dHow this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
Coverage describes records in RevenueBase, rather than a census of every business in this market.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 23, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for boutique accounting firms?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many boutique accounting firms did RevenueBase find based in Luxembourg?
The saved snapshot records 82 matching company records, 1,036 tracked contacts and 595 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 23, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 boutique accounting firms based in Luxembourg. Snapshot: September 23, 2026. https://revenuebase.ai/companies/boutique-accounting-firms/luxembourg.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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