This selection of companies in Flanders shows a strong presence of chemical manufacturing and building materials firms. Etex is a global building material manufacturer, while Sibelco Group specializes in industrial minerals and glass recycling. Soudal produces sealants and adhesives, and Christeyns is a global player in chemicals and detergents. Beaulieu International Group develops flooring and material solutions, and Vynova Group produces PVC and chlor-alkali chemicals.
The companies listed are primarily established mid-sized to large firms. A notable pattern is the concentration of chemical manufacturing, with several companies like DOMO Chemicals and Oleon focusing on specialized chemical products and sustainable solutions.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
Etexetexgroup.com
Global building material manufacturer inspiring safe, sustainable, and beautiful living spaces Emphasizing teamwork, excellence, and innovation in lightweight construction |
13,000 | |||
| 2 |
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 | |||
| 3 |
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 | |||
| 4 |
Deceuninckdeceuninck.com
Offers innovative solutions for sustainable home building, focusing on style, architecture, color, and energy efficiency with a low ecological footprint. |
1,112 | |||
| 5 |
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 | |||
| 6 |
BioFirst Groupbiofirstgroup.com
Global leader in biological solutions for sustainable agriculture, providing innovative and affordable crop protection and nutrition products to farmers worldwide |
1,024 | |||
| 7 |
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 | |||
| 8 |
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 | |||
| 9 |
Beaulieu International Groupbeaulieu.com
Development and co-creation of innovative, sustainable flooring and material solutions enhancing living and working environments worldwide with entrepreneurial spirit. |
801 | |||
| 10 |
Vynova Groupvynova-group.com
Production of various grades of suspension PVC, caustic soda, potassium derivatives, and chlor-alkali chemicals across multiple European sites. |
682 | |||
| 11 | 676 | ||||
| 12 |
Sioen Industriessioen.com
Production of technical textiles, coated fabrics, clothing manufacturing, and fine chemicals with integrated and diversified industrial activities since 1960. |
578 | |||
| 13 | 577 | ||||
| 14 |
Nitto EMEAnitto.com
The company serves as the regional headquarters for the Nitto Group in the EMEA region, overseeing manufacturing, converting, and sales operations |
547 | |||
| 15 |
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 | |||
| 16 |
PB Leinerpbleiner.com
Global supplier of high-quality collagen peptides and gelatin, empowering customers in food, pharma, health, nutrition, and technical sectors worldwide |
448 | |||
| 17 |
Ajinomoto Omnichemajinomoto-omnichem.com
Global partner in pharmaceuticals, fine chemicals, amino acids, natural extracts, and agroscience Specializing in organic synthesis, application knowhow, and green chemistry for sustainable solutions |
408 | |||
| 18 |
EOC Groupeocgroup.com
Family-owned producer of sustainable chemical products since 1948, specializing in compounds, adhesives, and surfactants, with a focus on high quality and excellent service |
397 | |||
| 19 |
wienerberger Belgiumwienerberger.be
Provider of sustainable building solutions for the future home using high-quality clay roof tiles, bricks, and pavers made from local materials |
393 | |||
| 20 |
Biobestbiobest.com
Global leader in natural pollination, pest control, and biopesticides for various crops Offers tailored solutions for healthier products and environment |
377 | |||
| 21 |
Datwyler Healthcaredatwyler.com
Specializing in high-quality elastomer components for critical systems, we dominate global markets in healthcare, mobility, oil & gas, and food & beverage Delivering value worldwide with cutting-edge technology and core competencies |
365 | |||
| 22 |
Huvepharmahuvepharma.com
Development, manufacturing, marketing of human and animal health products, including enzymes for food, feed, and industrial applications. |
358 | |||
| 23 |
Eternit Belgiumcedral.world
Specializing in fiber cement building materials for residential architecture, the company aims to create beautiful and contemporary homes for people worldwide |
358 | |||
| 24 |
Devandevan-chemicals.com
A global leader in specialty chemicals focusing on innovation, sustainability, and research & development in various areas including protection, performance, and health & wellness |
329 | |||
| 25 |
NITTO BELGIUM NVnitto.com
A leading manufacturer of sealing materials, reinforcing and damping materials, and industrial adhesive tapes for various industries worldwide |
301 | |||
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. | |||||
| 26 |
Resiluxresilux.com
International sustainable packaging designer specializing in PET and rPET solutions for food, drinks, and non-food sectors, with production units in Europe and the USA |
296 | |||
| 27 |
Miraclon Corporationmiraclon.com
Develops and supplies advanced flexographic printing technologies enhancing quality, cost-efficiency, and productivity for global customers. |
272 | |||
| 28 |
Fujifilm Electronic Materialscareers.febe.fujifilm.com
Specializing in high-purity chemicals and polymers for the micro- and nano-electronics industry, supporting global producers with state-of-the-art products and services |
271 | |||
| 29 |
BOSS paintsbosspaints.be
A paint manufacturer focused on quality and sustainability, offering personalized customer service, superior paints, valuing employees, and prioritizing environmental initiatives |
259 | |||
| 30 |
Kaneka Belgium NVkaneka.be
Supplier of chemical intermediates for diverse industries including environmental, automotive, construction, and telecommunications, focusing on innovation and sustainability. |
248 | |||
| 31 |
Galloogalloo.com
Recycling ferrous and non-ferrous metals, plastics, and shredder residue to produce raw materials with advanced technologies. |
248 | |||
| 32 |
IVC Livingivcgroup.com
Design and manufacture of high-quality, affordable, and easy-to-install vinyl flooring for residential markets with a focus on sustainability and innovation. |
244 | |||
| 33 |
Tamincoeastman.com
Global specialty chemical business acquired by a larger company, producing products for agriculture, water treatment, personal care, animal nutrition, and energy markets |
237 | |||
| 34 |
SVKsvk.global
A leading European manufacturer of environmentally friendly fibre cement building materials with over 100 years of expertise and a comprehensive product portfolio |
227 | |||
| 35 |
Derbigumderbigum.be
Specializing in durable bituminous waterproofing membranes for flat roofs, the company focuses on sustainability, recycling, and contributing to a greener environment |
210 | |||
| 36 |
CITRIBELcitribel.com
Dedicated employees provide customers with citric acid and related products using cutting-edge methods, aiming to lead in quality, reliability, and sustainability |
183 | |||
| 37 |
Laborex Grouplaborexgroup.com
An innovative group specializing in top-quality cleaning machines, advanced rail solutions, superior cleaning products, and precision metalworking services |
183 | |||
| 38 |
Abriso Jiffyabrisojiffy.com
Leading European manufacturer specializing in extrusion of polyethylene, polypropylene, and polystyrene into foam, profiles, air bubble products, flooring underlay, and insulation materials |
183 | |||
| 39 |
Solerassoleras.com
Global leader in custom engineered sputtering equipment and target materials, offering customer-centric solutions, advanced data analytics software, and a global manufacturing footprint |
183 | |||
| 40 |
Alro Groupalro-group.com
An established group specializing in coating services for metal and plastic products, offering a wide range of options, quality assurance, and assembly services |
182 | |||
| 41 | 181 | ||||
| 42 |
Bio Base Europe Pilot Plantbbeu.org
A flexible pilot plant specializing in scaling up biobased processes, offering custom manufacturing services from biomass to final bioproducts Located in Belgium |
178 | |||
| 43 |
CID LINES, An Ecolab Companycidlines.com
A company focused on improving animal health and food hygiene in the agriculture industry to create a more sustainable world |
175 | |||
| 44 |
Provironproviron.com
Specializing in producing and trading chemical building blocks with a focus on sustainability, creating functional chemicals from renewable sources and pioneering research in microalgae |
174 | |||
| 45 |
Nippon Shokubai Europenipponshokubai.be
A leading producer of superabsorbers in Europe with a strong focus on entrepreneurship, innovation, and personal development within a stable work environment |
169 | |||
| 46 |
Fremachfremach.com
European supplier of complex plastic, metal, and mechanical products with electronics for various markets Specializes in injection molding and project management, with global presence |
167 | |||
| 47 |
Vitalo Groupvitalo.net
A global manufacturer specializing in thermoformed plastics and insulation solutions, offering a wide range of services and innovative projects |
166 | |||
| 48 |
PEMCO Internationalpemcointernational.com
Global manufacturing organization specializing in high-performance porcelain, glass, and metallurgical coatings for various industries with a focus on product quality and innovation |
139 | |||
| 49 |
JSR Micro NVjsrmicro.be
JSR Micro NV is a global materials supplier focused on innovation in key industries like life-sciences, energy storage, electronics, and optical materials |
131 | |||
| 50 |
Rubio Monocoatrubiomonocoat.com
An ecological Belgian company specializing in high-quality one-layer wood protection and coloring, offering innovative, sustainable, and carbon neutral products |
119 | |||
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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 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
- Companies with in-house R&D in Flanders 352
- 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