This selection of accounting firms in Belgium includes large international networks and established national players. BDO, Deloitte Belgium, KPMG Belgium, and PwC Belgium are prominent global professional services organizations. Moore Belgium, VGD, and SBB Accountants & Advisors represent significant national firms, offering a broad range of accounting, tax, and advisory services.
The data shows a concentration of headquarters in and around Brussels, with Zaventem and Diegem also featuring prominently. Many of these firms were founded in the mid-20th century, such as Deloitte Belgium (1953), Vandelanotte (1948), and Van Havermaet (1942), indicating a long-standing presence in the Belgian market.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
BDObdo.global
Providing professional services globally with 1800 offices, focusing on quality, technology, and innovative solutions for long-term client value. |
51,974 | |||
| 2 |
Deloitte Belgiumdeloitte.com
A leading audit and consulting practice in Belgium offering services in audit, accounting, tax, consulting, and financial advisory to national and international clients |
2,840 | |||
| 3 |
KPMG Belgiumkpmg.com
Helping organizations harness data to drive digitalization, manage risk, optimize costs, and stay relevant through technology, innovation, and compliance |
1,721 | |||
| 4 |
PwC Belgiumpwc.be
Global network committed to solving important problems, building trust, and providing quality assurance, advisory, and tax services in 156 countries |
1,594 | |||
| 5 |
Moore Belgiummoore.be
Leading independent accounting and consulting firm in Belgium helping entrepreneurs achieve their goals through a wide range of services including tax, audit, finance, and business consulting |
1,350 | |||
| 6 |
BDO Belgiumbdo.be
Providing audit, tax, legal, accounting, and advisory services with a personal approach, local presence, and global expertise for sustainable growth. |
987 | |||
| 7 | 688 | ||||
| 8 |
SBB Accountants & Advisorssbb.be
Accounting firm providing bookkeeping, taxation, environmental regulation support, strategic advice, and ICT-backed services for businesses at all stages. |
590 | |||
| 9 |
Vandelanottevandelanotte.be
A multidisciplinary team offering accountancy, audit, tax, legal, corporate finance, HR solutions, estate planning, cyber security, subsidy advice, and risk management services |
587 | |||
| 10 |
ALASKA | Advisors Accountants Auditorsalaska-group.eu
Alaska provides accountancy, tax advice, and audit services in Belgium with a focus on personalized approach and quality service They are also a member of PrimeGlobal |
466 | |||
| 11 |
Titeca Pro Accountants & Expertstiteca.be
A collaborative team of diverse professionals providing specialized expertise in various business domains, ensuring clients receive knowledgeable, experienced guidance for their future decisions |
438 | |||
| 12 |
United Experts Groupunitedexpertsgroup.be
A knowledge network connecting businesses with diverse expertise to guide and advise entrepreneurs in achieving growth and realizing their plans at every crucial stage |
364 | |||
| 13 |
PKF BOFIDIpkfbofidi.com
Professional network offering accounting, tax, and services in Brussels, Antwerp, and Ghent Customer-oriented for SMEs, professionals, and international companies with proactive expertise |
359 | |||
| 14 |
Van Havermaetvanhavermaet.be
Providing specialized financial, legal, tax, and HR advice nationally and internationally with a personal approach, over 54 years of experience, and a team of 170 experts |
286 | |||
Want more companies than this list?This page shows the largest ones only. Connect to Tamtam to see every company that matches, filter by size, industry or growth, and reach their decision-makers. | |||||
| 15 |
RSM BELGIUMrsm.global
Providing accountancy, audit, transactions, IT advisory, sustainability, and tax advice to middle-market companies and organizations in Belgium. |
276 | |||
| 16 |
Forvis Mazars in Belgiumforvismazars.com
Innovative, multi-disciplinary firm offering audit, accounting, tax, and advisory services with personalized solutions and a focus on client needs |
253 | |||
| 17 |
Baker Tilly Belgiumbakertilly.be
Specializing in a wide range of financial and advisory services for businesses, offering personalized solutions with international reach and local expertise |
218 | |||
| 18 |
Fiduciaire虏fiduciaire2.be
Dynamic team providing efficient assistance and tailored advice in accounting, finance, taxation, and business creation/cessation for individuals, corporations, and non-profit organizations Collaborates with experts in various fields |
183 | |||
| 19 |
PIA Group Beluxpia.be
Accountancy group providing personalized advisory services to businesses through local offices, focusing on building trust and improving client relationships |
146 | |||
| 20 |
Handson & Partners - Part of the PwC networkhandsonpartners.be
Finance professionals within PwC network provide tailored solutions to improve performance, efficiency, and ensure growth for clients of all sizes |
115 | |||
| 21 | 58 | ||||
| 22 |
DGST & Partners - R茅viseurs d'entreprisesdgst.be
A team of experienced auditors and advisors in Belgium offering comprehensive services including auditing, tax advice, and international assistance through GGI |
46 | |||
| 23 |
PKF-VMB Belgiumpkf-vmb.be
Financial experts specializing in expansions, takeovers, internationalization, and start-ups Exclusive representative of the PKF network for Belgium, focusing on improving financial organization |
36 | |||
| 24 |
RAADHUIS Groepraadhuis.be
Multi-disciplinary support across West Flanders providing accounting, fiscal strategy, insurance, banking services, and real estate consultancy to help business owners grow and prosper. |
30 | |||
| 25 |
VS Consulting Groupvs-consulting-company.com
The company offers customized financial services for start-ups and scale-ups, assisting them with tailored solutions to meet their financial needs |
26 | |||
| 26 | 25 | ||||
| 27 | 20 | ||||
| 28 |
ACTHEOS SAGECactheos.com
A company formed in 1974, offering a comprehensive range of services including accounting, auditing, payroll management, and business consulting |
18 | |||
| 29 |
Jump4morejump4more.be
Financial & legal advisory services, providing on-site financial experts for small and medium-sized businesses, offering accounting and taxation services |
16 | |||
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Every company on this list has a Tamtam company profile. The industry is the one the company gives on LinkedIn; categories such as SaaS or fintech are classified by Tamtam's AI from the company's website and LinkedIn page; and the headquarters city must match the company's own address. Companies are ranked by the number of employees on LinkedIn, and the list is refreshed every night. Classifications can be wrong, so treat the list as a starting point rather than an official ranking. Last updated Nov 12, 2026.
More company lists in Belgium
- The largest companies in Belgium 6,987
- Multinational companies in Belgium 1,745
- Manufacturers in Belgium 630
- Retail chains in Belgium 622
- Companies with in-house R&D in Belgium 605
- IT services companies in Belgium 551
- IT Services and IT Consulting companies in Belgium 542
- Family-owned companies in Belgium 435
- Software Development companies in Belgium 430
- Transportation, Logistics, Supply Chain and Storage companies in Belgium 409
- SaaS companies in Belgium 407
- Professional services firms in Belgium 396
- Critical infrastructure operators in Belgium 354
- Hardware manufacturers in Belgium 320
- Financial services firms in Belgium 314
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- Consulting firms in Belgium 285
- Retail companies in Belgium 285
- Food and Beverage Manufacturing companies in Belgium 282
- Truck Transportation companies in Belgium 259
- Logistics companies in Belgium 258
- Advertising Services companies in Belgium 222
- Education providers in Belgium 209
- Consumer goods companies in Belgium 205