This selection of hardware manufacturers in Seine-Saint-Denis includes a range of established mid-sized and large companies. Veolia provides global water technology expertise, while Snop - Groupe FSD designs and manufactures metal parts for vehicles. Guerbet is a global leader in medical imaging, and Radiall manufactures interconnect components for various industries. Bergerat Monnoyeur distributes Caterpillar construction equipment, and CGR International specializes in mechanical and mechatronic components.
The companies span diverse sectors, from environmental services and pharmaceutical manufacturing to industrial machinery and electronics. A notable pattern is the concentration of headquarters in a few key cities within the department, such as Aubervilliers and Villepinte, indicating these locations as hubs for industrial activity.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
Veolia | Water Techveoliawatertechnologies.com
Provides global water technology expertise, ensuring performance, sustainability, and resource protection for communities and industries through advanced solutions and services. |
13,064 | |||
| 2 |
Snop - Groupe FSDsnop.eu
Designs, develops, and manufactures metal parts, assemblies, stamping dies, and automatic presses for cars and commercial vehicles. |
2,770 | |||
| 3 |
Guerbetguerbet.com
Global leader in medical imaging, offering pharmaceutical products, medical devices, and AI-driven solutions for diagnostic and interventional imaging. Focus on innovation. |
2,478 | |||
| 4 |
Radiallradiall.com
Manufactures interconnect components for aerospace, defense, industrial, medical, railway, and telecom industries worldwide, with facilities on three continents. |
1,898 | |||
| 5 |
BERGERAT MONNOYEURbm-cat.com
Exclusive distributor of CATERPILLAR construction equipment in multiple countries, known for professionalism, shared values, and serving major international Public Works groups |
1,552 | |||
| 6 |
CGR Internationalcgr-international.com
Global company specializing in co-engineering and serial production of mechanical-end mechatronic components through cold transformation and overmolding of metal, with a focus on quality and supply chain efficiency |
980 | |||
| 7 |
BWT Francebwt.com
A subsidiary of BWT, specializing in water treatment solutions for domestic, public, and industrial sectors, with a focus on innovation and eco-friendly practices |
769 | |||
| 8 |
LOOMIS Francefr.loomis.com
Leader in cash management and security services operating the largest value logistics network, offering innovative solutions to accelerate cash flow and availability worldwide |
285 | |||
| 9 |
elm.leblanc Boschelmleblanc.fr
Production and innovation of residential gas water heaters and wall-mounted boilers with advanced digital controls and quiet operation. |
254 | |||
| 10 |
EMGgravitymedia.com
A leading provider of broadcast services and media solutions for live sports, entertainment, and events with a global presence |
224 | |||
| 11 |
FRANCOFA EURODISfrancofa-eurodis.fr
Distributor specializing in low current security and communication products, serving professional installers with expertise in residential and commercial projects. |
207 | |||
| 12 | 180 | ||||
| 13 |
COMATELEC SCHREDERfr.schreder.com
Design and supply of intelligent outdoor lighting solutions for smart cities, roads, tunnels, industry, and decorative urban illumination. |
164 | |||
| 14 |
WAGO Francewago.com
A global innovator in electrical connection and automation technology, specializing in spring terminal technology with over 9,000 employees worldwide |
127 | |||
| 15 |
MILLS Echafaudage - Etaiement - Coffragemills.fr
Designs, sells, rents, and installs scaffolding and shoring products for construction and heritage building sectors with innovative solutions. |
125 | |||
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. | |||||
| 16 |
PINET INDUSTRIEpinet-industrie.com
A leading European firm with 6 generations of experience, producing over 2,000 standard and custom hinge and lock products for industrial applications |
120 | |||
| 17 |
Compagnie Francaise Informatiquecfigroupe.com
A French leader in IT distribution and services for medium and large enterprises, evolving into a business solutions integrator with flexible payment options |
117 | |||
| 18 |
Monnoyeurmonnoyeur.com
A family-owned company founded in 1906 providing high-performance machines and solutions to construction, industry, and agriculture sectors worldwide |
116 | |||
| 19 |
DIGI France (Groupe TERAOKA)digisystem.com
A global leader in weighing and packaging solutions, revolutionizing industry with cutting-edge innovations for over 40 years Providing top-quality products and services to the distribution sector |
102 | |||
| 20 |
Chaffoteauxchaffoteaux.com
A global leader in heating and water heating solutions, focusing on technological innovation, multi-energy expertise, sustainability, and customer proximity for over 100 years |
96 | |||
| 21 | 96 | ||||
| 22 | 91 | ||||
| 23 |
Beko Francebeko.fr
Inspiring sustainable lives through innovative, high-performance, and durable home appliances from multiple brands, improving daily consumer life. |
75 | |||
| 24 |
Trinnov Audiotrinnov.com
Sound quality leader with deep roots in research, development, and innovation for high-performance audio solutions worldwide across production, distribution, and playback |
59 | |||
| 25 |
CHAPPEEchappee.com
Delivering simple, ingenious, and tailored thermal comfort solutions since 1860 Part of a major industrial group, specializing in innovative, intuitive, and responsible solutions |
57 | |||
| 26 | 56 | ||||
| 27 |
N茅nufarnenufar.fr
French SME specializing in on-farm autonomous methanization, offering biogas production, transport, treatment, and valorization, using an innovative cover to convert storage pits into biogas digesters. |
52 | |||
| 28 |
Ariston Franceariston.com
Global leader in thermal comfort solutions, specializing in heating and hot water products, focusing on renewable and decarbonized technologies for building sector transition. |
52 | |||
| 29 |
Miele Francemielefrance.teamtailor.com
For over 120 years, this independent family-owned company is a global leader in premium household and professional appliances, known for innovation, durability, and excellent customer service |
47 | |||
| 30 |
Upcitiupciti.com
A company utilizing unique sensor technology and AI for optimizing flows of goods and people in towns while ensuring privacy |
46 | |||
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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 11, 2026.
More company lists in the Seine-Saint-Denis department
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- Software Development companies in the Seine-Saint-Denis department 35
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