The Belgian financial landscape features a mix of established investment firms and companies spanning diverse sectors. UCB, a biopharmaceutical company, leads in employee count. Carmeuse is a global manufacturer of lime and limestone products, while Spadel produces natural mineral waters. De Cronos Groep is active in IT services. Investment management is represented by GBL, a diversified holding company, and Sofina, which supports growing companies through direct investments.
Brussels stands out as a prominent hub for these businesses, hosting many headquarters. The companies range from large, long-established groups like Carmeuse, founded in 1860, and GBL, founded in 1902, to more recent ventures such as Anchr, founded in 2024, indicating a blend of historical presence and newer developments in the Belgian economy.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 | 14,875 | ||||
| 2 |
Carmeusecarmeuse.com
Global manufacturer of lime, limestone, and mineral-based products for industrial and construction applications, as well as offering environmental benefits and equipment services |
2,047 | |||
| 3 |
De Cronos Groepcronos-groep.be
A dynamic network focused on innovation, entrepreneurship, and sustainability, with over 9000 skilled employees in ICT and marketing |
616 | |||
| 4 |
Spadelspadel.com
A European group that produces and markets natural mineral waters, spring waters, and mineral water soft drinks focused on sustainability and local products |
379 | |||
| 5 |
GBL (Groupe Bruxelles Lambert)gbl.be
Established investment holding active in Europe with a diversified portfolio of listed, private, and alternative investments, focused on long-term value creation and responsible investing |
353 | |||
| 6 |
Sofinasofinagroup.com
A Belgium-based investment company supporting entrepreneurs and families managing growing companies through direct investments and Private Equity funds in Europe, USA, and Asia |
317 | |||
| 7 |
Wallonie Entreprendrewallonie-entreprendre.be
Support entrepreneurs and small business owners through information, guidance, awareness, and financing at all project development stages. |
282 | |||
| 8 | 207 | ||||
| 9 | 187 | ||||
| 10 |
Ackermans & van Haarenavh.be
Diversified investment group focusing on marine engineering, private banking, real estate, and energy sectors, with strategic participations for growth potential. |
83 | |||
| 11 | 81 | ||||
| 12 |
Anchranchrsoftware.com
providing a supportive ecosystem connecting software entrepreneurs with shared expertise and values to foster innovation, growth, and autonomy |
80 | |||
| 13 |
Verlinvestverlinvest.com
Family-backed investment firm partnering with visionary entrepreneurs in FMCG, healthcare, and digital retail to build category-defining brands for consumer revolutions globally |
79 | |||
| 14 |
Apheonapheon.com
Pan-European mid-market private equity firm managing approximately €3 billion, investing in leading companies across Europe, fostering growth through partnership. |
77 | |||
| 15 |
Cobepacobepa.com
An investment firm with offices in Brussels, Munich, and New York, specializing in private equity investments with a net asset value over €42 billion |
71 | |||
| 16 | 70 | ||||
| 17 |
KOISkoisinvest.com
Specializes in impact investing and advisory services, focusing on health, education, and environment sectors across multiple countries. |
57 | |||
| 18 |
Buysse & Partners - Private Equity & Real Estatebuysse-partners.com
An independent Belgian investment firm specializing in alternative investments, co-investing in private equity and real estate in Europe and Latin America |
45 | |||
| 19 |
Vendis Capitalvendiscapital.com
Independent private equity firm investing in small to medium consumer goods companies across Europe, supporting growth and value creation. |
37 | |||
| 20 |
Capricorn Partnerscapricorn.be
management of venture capital and equity funds investing in innovative European technology companies across various specialized sectors and industries |
34 | |||
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. | |||||
| 21 |
Baltissebaltisse.com
Baltisse is a family investment office active in private equity, real estate development, and asset management with a focus on long-term value creation |
31 | |||
| 22 |
Core Equity Holdingscoreequityholdings.com
Long-term investment firm targeting scale European platform companies with equity deployments between 200 and 500 million euros to build sustainable business value. |
28 | |||
| 23 |
Smartfinsmartfinvc.com
Private equity fund investing in European and UK growth technology companies Provides capital (EUR 05-25 million) and expertise to enhance international leadership and growth acceleration |
27 | |||
| 24 |
Finco Private Equityfinco.be
Established private equity firm in Belgium, supporting profitable small and medium-sized companies to achieve growth potential with a focus on innovative, sustainable business models |
25 | |||
| 25 |
Sofindev Private Equity Partnerssofindev.com
Independent private equity firm in Benelux, offering buyout and growth capital to small and mid-sized companies Manages three funds totaling over 500 MEUR |
24 | |||
| 26 |
Quest Managementquestmanagement.com
A merger between two investment firms, ensuring continuity of funds and expertise in venture capital and asset management |
22 | |||
| 27 |
AtlasInvestatlasinvest.be
A private investment company specializing in investing in companies that promote the Energy Transition |
20 | |||
| 28 |
imec.xpandimecxpand.com
Investing in early stage innovation at the intersection of technology transfer, corporate venturing, and traditional venture capital for smart and sustainable solutions |
17 | |||
| 29 |
Tilleghemtilleghem.com
Tilleghem is an investment company focusing on private equity and real estate projects, providing both growth capital and acquiring mature businesses |
16 | |||
| 30 |
Innovation Fundinnovationfund.eu
This company invests in innovative startups and companies focusing on chemistry and life sciences to support their growth and development |
14 | |||
| 31 |
Integra Partnersintegra.fund
Private equity fund providing an integrated platform for investments in local SMEs, international private equity funds, and direct co-investments in international companies |
13 | |||
| 32 |
Entourage Venturesentourage.io
A combined venture studio and early-stage VC investing in and building innovative startups to drive growth and success |
12 | |||
| 33 |
Angelwiseangelwise.be
An early stage VC fund that specializes in co-investing with other investors to support and nurture promising startups |
12 | |||
| 34 |
Business Angels Europebusinessangelseurope.com
Bringing together active angel federations and networks in advanced European markets to support and invest in startups and entrepreneurs |
11 | |||
| 35 |
Ninepointfiveninepointfive.vc
Venture capital fund partnering with corporates to accelerate tech startups from pre-seed to maturity, offering speed, growth, and value |
10 | |||
| 36 |
Finindusfinindus.be
Investment company providing funding to innovative technology companies in materials, sustainable manufacturing, and digital industry, backed by ArcelorMittal and the Flemish Region |
9 | |||
| 37 |
V-Bio Venturesv-bio.ventures
Venture capital fund specializing in financing and building innovative life science companies with high growth potential, focusing on biopharmaceutical, pharmaceutical, diagnostics, and agricultural technologies |
8 | |||
| 38 |
LeanSquareleansquare.be
Specialized investment fund supporting innovative projects, offering more than just financial aid by providing capital, knowledge, and network for start-ups Based in Liege, Belgium |
8 | |||
| 39 |
Seven Campsevencapital.vc
An incubator and accelerator in Brussels, Belgium, helping international founders establish their AI startups in the country |
2 | |||
| 40 |
Engcodeengcode.be
Innovative company prioritizing sustainability, quality, and performance to develop solutions for current societal challenges with an eye towards the future |
2 | |||
| 41 |
A3M Investmenta3minvestment.com
A privately held investment group with a focus on Computer Infrastructure, E-commerce, and Retail Discretionary sectors, with strategic investments in France and the UK |
1 | |||
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How this list is built
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 13, 2026.
More company lists in Belgium
- The largest companies in Belgium 6,986
- Multinational companies in Belgium 1,744
- Manufacturers in Belgium 630
- Retail chains in Belgium 622
- Companies with in-house R&D in Belgium 604
- 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
- Distributors and wholesalers in Belgium 314
- 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