These companies with in-house R&D in Flanders are primarily large, established firms across diverse industrial sectors. Key players include AB InBev, a global brewing company; Bekaert, a leader in steel wire transformation; Etex, a global building material manufacturer; and Daikin Europe, providing energy-efficient heating and cooling solutions. Other notable companies are DEME Group, specializing in offshore energy and dredging, and Samsonite, a global luggage brand.
The data shows a strong presence of manufacturing and engineering companies, with a significant cluster of headquarters in cities like Leuven and Antwerp. Many of these firms have a long history, with several founded in the late 19th or early 20th century, indicating a tradition of industrial innovation in the region.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
AB InBevab-inbev.com
Global brewing company with over 500 beer brands, creating memorable moments, advancing the industry, and making a positive impact worldwide |
139,770 | |||
| 2 |
Bekaertbekaert.com
Global leader in steel wire transformation and coating technologies, providing innovative solutions for new mobility, low-carbon construction, and green energy markets |
28,000 | |||
| 3 |
Etexetexgroup.com
Global building material manufacturer inspiring safe, sustainable, and beautiful living spaces Emphasizing teamwork, excellence, and innovation in lightweight construction |
13,000 | |||
| 4 |
Katoen Natiekatoennatie.com
Providing tailored logistics and engineering solutions globally, from warehousing to on-site platforms, with decentralized business units for fast decision-making |
9,200 | |||
| 5 |
Bridgestone EMEAbridgestone-emea.com
Regional unit of a global leader, focusing on premium tyres and sustainable mobility solutions, operating across 35 countries with extensive retail and manufacturing. |
6,428 | |||
| 6 |
Daikin Europedaikin.eu
Provider of energy-efficient heating, cooling, ventilation, air purification, and refrigeration technologies for residential, commercial, and industrial markets in EMEA. |
6,375 | |||
| 7 |
DEME Groupdeme-group.com
A leading contractor in offshore energy, environmental remediation, dredging, and marine infrastructure, with a focus on sustainability and innovative solutions |
5,770 | |||
| 8 |
University of Antwerpuantwerpen.be
Offers bachelor and master programs, conducts competitive research, supports doctoral studies, and fosters student-centered, competency-based education. |
5,488 | |||
| 9 |
Samsoniteshop.samsonite.com
A global luggage brand established in 1910, known for innovation and industry firsts, offering a wide range of travel products for all needs |
5,119 | |||
| 10 |
Puratospuratos.com
A global provider of innovative food ingredients and services for the bakery, patisserie, and chocolate sectors, serving customers in over 100 countries worldwide |
4,927 | |||
| 11 |
UZ Leuvenuzleuven.be
The company is a leading healthcare institution in Belgium and Europe, specializing in patient care, medical education, and groundbreaking scientific research |
4,900 | |||
| 12 |
imecimec-int.com
Innovates nano- and digital technology with global partners to create advanced solutions in healthcare, clean energy, and Industry 40 Shapes future |
4,867 | |||
| 13 | 4,670 | ||||
| 14 |
NIPRO Corporation - Globalnipro-group.com
Develop high-quality medical devices, medicines, and pharmaceutical packaging to improve patient outcomes and support healthcare professionals worldwide. |
4,525 | |||
| 15 | 4,112 | ||||
| 16 |
SD Worxsdworx.com
We provide integrated HR solutions to empower organizations with smart technology, driving success and growth for businesses and their employees |
4,059 | |||
| 17 | 3,767 | ||||
| 18 |
Unilinunilin.com
Global leader in interior design and building materials, offering laminate flooring, vinyl tiles, carpet, panels, insulation, and industrial floors for homes and workspaces worldwide |
3,487 | |||
| 19 | 3,366 | ||||
| 20 |
Sibelco Groupsibelco.com
A global material solutions company, sourcing and distributing industrial minerals while leading in glass recycling Focused on sustainability, innovation, and customer value |
3,117 | |||
| 21 |
Azelisazelis.com
Global innovation service provider in specialty chemicals and food ingredients, offering diverse products/services, technical guidance, and sustainable solutions worldwide |
2,956 | |||
| 22 |
Thomas More University of Applied Sciencesthomasmore.be
Largest university of applied sciences in Flanders offering a range of bachelor's degree and postgraduate programs in English and Dutch |
2,855 | |||
| 23 |
Medtronic Spine & Biologicsmedtronic.com
A global leader in medical technology, specializing in innovative therapies for spinal, neurological, orthopedic, and oral maxillofacial conditions |
2,657 | |||
| 24 |
AGFA HealthCareagfahealthcare.com
Development and provision of advanced enterprise imaging solutions designed to enhance workflow efficiency and maintain user focus in healthcare environments. |
2,621 | |||
| 25 | 2,461 | ||||
| 26 |
Hasselt Universityuhasselt.be
Dynamic university offering interactive education, fostering critical thinking, conducting innovative research, and supporting regional and international collaboration for sustainable development. |
2,297 | |||
| 27 | 2,235 | ||||
| 28 | 2,227 | ||||
| 29 |
VIVES University of Applied Sciencesvives.be
Company offers associate and bachelor degrees with high job placement rates, preparing graduates for future professional challenges in dynamic environment |
2,220 | |||
| 30 | 2,166 | ||||
| 31 |
Karel de Grote-Hogeschoolkdg.be
Provides professional bachelor and master degrees in business, healthcare, industrial sciences, teaching, and social work with value-driven education. |
2,110 | |||
| 32 | 1,929 | ||||
| 33 |
Materialisematerialise.com
Innovative solutions for flexible industrial manufacturing and personalized healthcare through 30 years of experience in additive technologies Leading the way for a sustainable world |
1,915 | |||
| 34 | 1,772 | ||||
| 35 |
Yazaki Europe Middle East and Africayazaki-europe.com
A global company specializing in wiring harnesses for automobiles and environmental systems, prioritizing quality, sustainability, and customer satisfaction |
1,701 | |||
| 36 | 1,669 | ||||
| 37 |
MELEXISmelexis.com
Designs and delivers innovative micro-electronic semiconductor solutions enabling applications in automotive, alternative mobility, smart appliances, robotics, and digital health. |
1,643 | |||
| 38 |
Orizio Grouporizio-group.com
International aerospace ecosystem focusing on design, manufacturing, maintenance, and engineering services for aviation, space, and UAV markets through specialized high-tech subsidiary companies. |
1,609 | |||
| 39 |
Dumarey Groupdumarey.com
Specializes in innovative propulsion solutions and state-of-the-art engines for automotive and marine sectors, also collaborating on projects with technical universities |
1,511 | |||
| 40 | 1,493 | ||||
| 41 | 1,388 | ||||
| 42 |
La Lorraine Bakery Groupllbg.com
A European bakery group with 17 production sites, creating high-quality bakery products for retail, wholesale, and foodservice industries in 35 countries |
1,354 | |||
| 43 |
ADB SAFEGATEadbsafegate.com
Integrated solutions for airports & airlines to improve efficiency, safety, sustainability, and reduce costs Specializing in airfield lighting, software solutions, automation, and services |
1,288 | |||
| 44 |
Reynaers Aluminiumreynaers.com
Development and marketing of energy-efficient aluminium windows, doors, and façades focused on sustainability and international distribution. |
1,246 | |||
| 45 |
Soudalsoudalgroup.com
A leading European manufacturer of sealants, adhesives, and polyurethane foams for professional and private users, focusing on sustainable and innovative construction products globally |
1,145 | |||
| 46 |
Reynaers Groupreynaersgroup.com
A European specialist in sustainable solutions using aluminum and steel for windows, doors, curtain walls, sliding systems, sun screening, and conservatories |
1,143 | |||
| 47 |
ArcelorMittal Belgiumbelgium.arcelormittal.com
A leading steel and mining company in Belgium, specializing in high-value steel products for automotive and industrial customers, promoting sustainability and innovation |
1,123 | |||
| 48 |
Smulderssmulders.com
A multidisciplinary construction entity specializing in civil, industrial, and offshore wind energy projects across various international branches |
1,084 | |||
| 49 |
Christeynschristeyns.com
A global player in chemicals and detergents, with a wide range of products serving various sectors worldwide through a focus on service and partnership |
1,055 | |||
| 50 | 1,025 | ||||
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. | |||||
| 51 |
J&J Innovative Medicine Europe, Middle East & Africa (EMEA)jnj.com
A global pharmaceutical organization dedicated to developing treatments for diseases and collaborating with partners worldwide to improve patient outcomes |
988 | |||
| 52 |
DOMO Chemicalsdomochemicals.com
A global producer of high-quality engineered nylon materials for various industries, offering sustainable solutions and innovative products while prioritizing employee engagement and societal impact |
951 | |||
| 53 |
stow Groupstow-group.com
Develops, manufactures, and installs top-tier racking and automated storage solutions, offering a comprehensive portfolio from conventional shelving to advanced semi-automated systems. |
943 | |||
| 54 |
TOMRA Foodtomra.com
Designs and manufactures sensor-based sorting machines, grading, peeling, and analytical technology for the food industry, improving returns and ensuring food safety globally. |
908 | |||
| 55 |
Agristoagristo.com
Producer of frozen potato products, supplying over 300 customers in 116 countries, including retailers, distributors, fast food chains, and processing industry |
898 | |||
| 56 |
BekaertDesleebekaertdeslee.com
Leading specialist in developing and manufacturing mattress textiles and covers, creating stylish and comfortable sleep solutions for a blissful night's rest |
889 | |||
| 57 | 889 | ||||
| 58 |
Agfa Inkjet Solutionsagfa.com
A leading imaging technology company offering solutions in radiology, healthcare IT, and digital print & chemicals, specializing in inkjet printing technology across various industries |
877 | |||
| 59 |
AGP Groupagpglass.com
Develops and manufactures advanced glazing solutions for automotive, marine, and security industries, providing high-tech products for sustainable mobility. |
875 | |||
| 60 | 819 | ||||
| 61 | 794 | ||||
| 62 |
Van Hoolvdlvanhool.com
Belgian manufacturer of buses, coaches, and industrial vehicles with global operations, producing around 1,200 buses and 3,000 trailers annually |
787 | |||
| 63 |
Picanol Weaving Machinespicanol.be
A global leader in manufacturing high-tech weaving machines and providing related services and digital solutions for the textile industry |
785 | |||
| 64 |
Premium Sound Solutionspremiumsoundsolutions.com
Innovative leader in automotive and consumer sound products, focused on high customer satisfaction, quality, and quick adaptation to market needs |
774 | |||
| 65 | 732 | ||||
| 66 |
AZ Oostendeazoostende.be
AZ Oostende provides quality healthcare services in Oostende and the Middenkust region, aiming to elevate care standards and expand specialties |
719 | |||
| 67 | 676 | ||||
| 68 |
SOFICOsofico.global
Industry-leading provider of automotive finance, leasing, fleet & mobility management solutions through cloud-based contract management platform and suite of modules for improved customer service |
667 | |||
| 69 |
HOWEST Hogeschool West-Vlaanderenhowest.be
A forward-thinking university offering diverse programs, focusing on practical education, research, and innovation to prepare students as competitive professionals |
663 | |||
| 70 |
Heraeus Electro-Niteheraeus-electro-nite.com
Global leader in molten metals measurement technology with 25 locations worldwide Part of a family-owned group focused on innovation and quality |
659 | |||
| 71 | 652 | ||||
| 72 |
SIAT Groupsiat-group.com
Specialized in oil palm and rubber plantations, our agro-industrial group owns extensive plantations and processing facilities, employing over 15,000 people across multiple countries |
649 | |||
| 73 |
RENSON Ventilation - Sunprotection - Outdoorrenson.net
Develops and manufactures innovative ventilation, sun protection, façade, and outdoor living solutions to improve living and working conditions while cutting energy costs. |
636 | |||
| 74 | 633 | ||||
| 75 |
UPC KU Leuvenupckuleuven.be
Specializing in quality care for emotional, mental, and psychiatric issues, with locations at Campus Gasthuisberg and Campus Kortenberg, and mobile teams in Vlaams-Brabant |
631 | |||
| 76 |
Desmetdesmet.com
Global provider of custom plants and equipment for food, feed, and biofuels industries Specializing in transforming oilseeds, grains, and oils into various products |
624 | |||
| 77 |
Protimeprotime.eu
A market leader in Workforce Management and Collaborative solutions, offering innovative services to a diverse client base across Europe |
595 | |||
| 78 |
Bridon® Steel Wire Ropes by Bekaertropes.bekaert.com
World’s premier supplier of advanced cords and ropes for various industries globally, offering superior value solutions with a global manufacturing footprint and innovative approach |
589 | |||
| 79 |
Itinerisitineris.net
A global provider of cloud-based CIS & CRM solutions for Utilities, leveraging AI and automation to streamline business processes and enhance customer engagement |
579 | |||
| 80 |
Sioen Industriessioen.com
Production of technical textiles, coated fabrics, clothing manufacturing, and fine chemicals with integrated and diversified industrial activities since 1960. |
578 | |||
| 81 |
Sabena Engineeringsabena-engineering.com
International MRO provider for Commercial Aviation and Government/Defense markets Offers maintenance and engineering solutions, including line maintenance, components repair, and engine services |
577 | |||
| 82 |
AGP eGlassagpglass.com
Global leader in manufacturing high-tech glazing solutions for automotive, marine, and security industries, driving sustainable mobility through innovation and international presence |
576 | |||
| 83 |
ILVO (Instituut voor Landbouw, Visserij- en Voedingsonderzoek)ilvo.vlaanderen.be
A research institute focused on sustainable agriculture, fisheries, and food processing, conducting policy-supportive scientific research to improve products and policy instruments |
576 | |||
| 84 |
Ardenaardena.com
Global provider of drug development, bioanalysis, and regulatory services with expertise in advanced formulations and specialized drug delivery technologies. |
566 | |||
| 85 | 556 | ||||
| 86 |
Punch Powertrainpunchpowertrain.com
Multinational automotive supplier developing powertrain solutions for passenger cars, including conventional, hybrid, and electric technologies to enhance driving dynamics and fuel economy |
546 | |||
| 87 |
Cerba Researchcerbaresearch.com
Specializing in clinical research, providing advanced healthcare solutions such as precision medicine, specialty testing, and global laboratory services for life science companies |
541 | |||
| 88 | 541 | ||||
| 89 |
Drylock Technologiesdrylocktechnologies.com
Manufactures personal hygiene products including baby, feminine, and adult care with focus on innovation, sustainability, and global production. |
538 | |||
| 90 |
Promat by Etexpromat.com
Global leader in fire, thermal, and acoustic protection solutions for various sectors worldwide, offering quality products and engineering services for safety and efficiency |
531 | |||
| 91 | 487 | ||||
| 92 |
Nikon Metrologyindustry.nikon.com
Offers innovative metrology products including optical inspection, 3D metrology, vision measuring instruments, and microscopes for various industrial inspection requirements globally. |
469 | |||
| 93 |
PB Leinerpbleiner.com
Global supplier of high-quality collagen peptides and gelatin, empowering customers in food, pharma, health, nutrition, and technical sectors worldwide |
448 | |||
| 94 |
Buildwisebuildwise.be
Founded by and for the construction industry, we aim to improve quality, productivity, and sustainability while fostering innovation in construction projects and companies |
439 | |||
| 95 |
Van Genechten Packagingvangenechten.com
Development, production, and logistics of premium folding cartons and corrugated displays for FMCG sector across multiple European sites. |
434 | |||
| 96 |
Agidensagidens.com
Industrial process automation partner, improving production processes daily. Provides automation solutions, digital technologies, and value-added services for safer, smarter, more flexible, and sustainable production. |
434 | |||
| 97 |
United Petfoodunitedpetfood.eu
Production of high quality dry and wet pet food, snacks, and biscuits for cats and dogs under private label brands. |
430 | |||
| 98 |
Skyline Communicationsskyline.be
Global leader providing end-to-end digital transformation solutions for the ICT media and broadband industry through the DataMiner software platform |
422 | |||
| 99 |
Laboreleclaborelec.com
A leading expertise and research center in electrical power technology, providing specialized services and solutions for the energy transition globally |
418 | |||
| 100 |
Hogeschool PXLpxl.be
Working within a professional and dynamic team at a university, focusing on student development with opportunities for growth and societal impact |
416 | |||
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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 Flanders
- The largest companies in Flanders 4,222
- Multinational companies in Flanders 1,023
- Manufacturers in Flanders 415
- Retail chains in Flanders 370
- IT services companies in Flanders 367
- IT Services and IT Consulting companies in Flanders 356
- Transportation, Logistics, Supply Chain and Storage companies in Flanders 313
- Family-owned companies in Flanders 310
- Software Development companies in Flanders 287
- SaaS companies in Flanders 265
- Professional services firms in Flanders 263
- Distributors and wholesalers in Flanders 246
- Hardware manufacturers in Flanders 213
- Truck Transportation companies in Flanders 205
- Logistics companies in Flanders 202
- Critical infrastructure operators in Flanders 183
- Retail companies in Flanders 182
- Food and Beverage Manufacturing companies in Flanders 175
- Consulting firms in Flanders 172
- E-commerce companies in Flanders 145
- Advertising Services companies in Flanders 137
- Food and beverage companies in Flanders 131
- Financial services firms in Flanders 128
- Consumer goods companies in Flanders 119
The same list elsewhere in Belgium
- Companies with in-house R&D in Belgium 605
- Companies with in-house R&D in Wallonia 155
- Companies with in-house R&D in Brussels 60
- Companies with in-house R&D in Ghent 40
- Companies with in-house R&D in Leuven 25