| # | Company | Employees |
|---|---|---|
| 1 |
John Cockerilljohncockerill.com
Designs, integrates, modernizes, maintains equipment for energy, defense, steelmaking, environment, and industry, focusing on performance, innovation, and global reach. |
6,989 |
| 2 |
ABM-TECNAabm-tecna.be
Specializing in providing spare parts, maintenance, and optimization solutions for all types of conveyors in heavy or light industries Offering quality services for cost-effective solutions |
2,319 |
| 3 |
Hamon Groupenergy.johncockerill.com
The company provides air quality, cooling, and heat recovery systems for industry and power generation, focusing on efficiency and reducing carbon footprint |
684 |
| 4 |
Ceratecceratec.eu
Dynamic family business with 500 passionate employees specializing in heavy clay solutions, handling/intralogistics, and electrical installations to provide innovative technologies for customers' competitive advantage |
392 |
| 5 |
Drever Internationalsms-group.com
A global leader in heat processing equipment, specializing in furnace plants for steel strip with industry-standard innovations and worldwide representation |
176 |
| 6 |
Deltrian Internationaldeltrian.com
Design and production of air-filtration systems for diverse clients worldwide, ensuring improved air quality and health protection. |
149 |
| 7 | 146 | |
| 8 |
NEOCERAMneoceram.com
Market leader in developing and manufacturing ceramic precision dosage solutions for optimized fluid treatment in pharmaceutical, cosmetic, and food applications |
131 |
| 9 | 112 | |
| 10 |
Vesuvius Ghlinvesuvius.com
Specializes in developing solutions for controlling the flow of molten steel, including robotic casting, nozzles, plates, stoppers, and slide gate systems for regulating steel flow |
111 |
| 11 |
LEPAGE Grouplepage-group.com
Provides services in industrial engineering, manufacturing, assembly, and maintenance across various sectors like energy, metallurgy, chemistry, pharmaceuticals, and food industries. |
101 |
| 12 |
Detandt-Simon SAdetandt.com
A leading provider of smoke evacuation, ventilation, and solar energy products with a focus on customer service, quality, and innovation |
94 |
| 13 |
KSB Belgiumksb.com
A global leader supplying pumps, valves, and systems for liquid transportation, with a focus on innovative technology, excellent service, and customer satisfaction |
70 |
| 14 |
Gorman-Rupp Belgiumhydro-plus.be
Specializing in self-priming pump solutions, we offer sales, rentals, maintenance, and pump rebuilds for industrial and municipal applications in Belgium |
41 |
| 15 |
Les Ateliers de la Meusealm.be
This company specializes in manufacturing machine-welded components, machining, parts maintenance, and integrating large projects on a unit or short run basis |
38 |
| 16 |
Teledyne ICMteledyneicm.com
A worldwide company specializing in portable X-Ray generators and scanners for security and non-destructive testing, with a diverse product portfolio and global presence |
32 |
| 17 |
Mustad Belgiummustad.be
Specializing in high precision mechanics, the company delivers mechanical components to various sectors using cutting-edge technologies and a team of qualified technicians |
28 |
| 18 |
STERISYSsterisys.eu
Provides ethylene oxide sterilization systems for medical devices. Offers automated solutions for handling syringes, vials, ampoules for the pharmaceutical industry. |
27 |
| 19 |
MachineSightmachinesight.eu
Custom machine integrator, developing, modernizing, or modifying customized industrial equipment. Responsible for design, integration, realization, validation with expertise in mechatronics. |
24 |
| 20 |
MPF EUROPEmpfeurope.com
Specializing in industrial equipment design, manufacturing, installation, and maintenance, offering custom technical solutions tailored to client needs with project management expertise |
16 |
| 21 |
Mirmex Motormirmexmotor.com
Designing and producing electric micromotors with flexible PCB windings for high-end applications in medical fields, robotics, and aerospace sectors requiring superior power density. |
15 |
| 22 |
GROUPEMECAgroupemeca.com
Specializing in high precision springs, spring-effect parts, sheet metal works, and induction coils, the company offers design, prototyping, production, and surface treatment services |
13 |
| 23 |
ENGIE Fabricom Houthalencofelyfabricom-gdfsuez.com
An machinery company based in Belgium that specializes in providing engineering solutions and services related to industrial equipment and machinery |
9 |
| 24 |
Esco Powerescopower.be
A dynamic company based in Belgium, providing couplings, clutches, winches, and hybrid systems to industries and marine sectors worldwide with excellent customer service |
8 |
| 25 |
Jadition SRLjadition.be
Advises, places instrumentation for flow measurement and control, implements gas and automation solutions, and offers calibration services for flowmeters. |
6 |
| 26 |
JASPAR Valves and Maintenancejaspar.be
A long-standing industrial valves company, specializing in high-performance solutions, particularly in the nuclear sector Expertise in analysis and engineering Reputation extends beyond Belgium |
4 |
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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 Oct 24, 2026.
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