| # | Company | Employees |
|---|---|---|
| 1 |
GROUPE ADFgroupeadf.com
ADF is a leader in industrial maintenance and related services, helping clients improve their operational performance and focus on core-business activities |
2,926 |
| 2 |
Onet Technologiesonet.fr
Expertise in nuclear engineering and services for reactor maintenance, dismantling, decommissioning, waste management, and training within the nuclear industry lifecycle. |
2,071 |
| 3 | 846 | |
| 4 |
Pellenc STpellencst.com
Specializing in intelligent waste sorting equipment and connected services since 2001, this French company is a global leader with over 2500 machines installed worldwide |
290 |
| 5 |
SMRIsmri-mecanique.com
Since 1950, the company specializes in industrial mechanical services including work on rotating machines, industrial valves, machining, and metal coatings for various sectors |
230 |
| 6 |
AVANTISavantis-group.com
AVANTIS group provides mechanical engineering expertise for industrial clients in aerospace, energy, automotive, defense, wood, and more, through design, manufacturing, and maintenance services |
203 |
| 7 |
TORBEL INDUSTRIEtorbel.fr
A leading European supplier of closure hardware, focusing on innovation and sustainability with multiple manufacturing units and subsidiaries across Europe |
185 |
| 8 |
ILEX Ascenseursilexascenseurs.com
Specializes in installation, maintenance, modernization of elevators, lifts, escalators, gates, access control, and video surveillance across multiple French regions. |
175 |
| 9 |
CEGELEC DEFENSE ET NAVAL SUD-EST
An electrical/electronic manufacturing company located in Toulon, France, specializing in defense and naval projects within the South-East region |
130 |
| 10 |
Coriolis Compositescoriolis-composites.com
Designs, develops, and manufactures innovative equipment and software for producing composite material structures, primarily for aerospace, automotive, and naval industries. |
96 |
| 11 | 77 | |
| 12 |
EURODIAeurodia.com
Global specialist in eco-efficient industrial processes for liquid purification, providing innovative solutions for multiple industries to reduce energy costs and environmental impact worldwide |
73 |
| 13 |
BES - Bornes Escamotables Systèmesbes-securite.com
Design, manufacture, and distribute vehicle access control systems including retractable bollards, command furniture, and web management tools for security. |
68 |
| 14 |
CAP GENERATEURcapgenerateur.com
Specialized in industrial generators, this French company prioritizes technical expertise, customer satisfaction, and continuous development to provide complete solutions nationally and internationally |
67 |
| 15 | 62 | |
| 16 | 62 | |
| 17 |
Secomat Ingénierie Industriellesecomat.fr
Engineering firm specializing in providing innovative solutions for various industries |
61 |
| 18 | 57 | |
| 19 |
ITECA SOCADEIiteca.fr
A leading manufacturer of sampling systems, process control analyzers, automated laboratories, kiln seals, grinding media sorters for cement and mining industries |
57 |
| 20 |
TCPI Francetcpi.pt
TCPI France offers electrical, instrumentation, and automation services for industrial projects They prioritize safety, quality, and environmental responsibility in their solutions |
50 |
| 21 |
STIL MARPOSSstil-sensors.com
Specializes in high-performance optical instrumentation, pioneering confocal chromatic imaging technology for advanced scientific and industrial applications. |
47 |
| 22 |
Sabatier SASsoudronic.com
A leading manufacturer of production lines for industrial packaging, with 45 years of experience, exporting 95% of products worldwide |
43 |
| 23 |
Claranorclaranor.com
The company specializes in developing packaging sterilization solutions using Pulsed Light technology for various industries, offering efficient, chemical-free, and cost-effective decontamination solutions worldwide |
39 |
| 24 |
ID² Engineering & Manufacturingidcarre.com
Specializes in precision mechanical fabrication, including boiler-making, piping, and welded assemblies for nuclear, oil, petrochemical, and renewable energy sectors. |
38 |
| 25 |
LDFS GROUPEgroupeldfs.com
Engineering group specializing in climate, refrigeration, and air systems, serving Maghreb, West Africa, and overseas French territories. |
36 |
| 26 |
HULL
Innovative naval engineering company specializing in building boundary-pushing yachts for unparalleled seafaring experiences, with a focus on game-changing hull design |
36 |
| 27 |
SERELECserelec-usinage.fr
Specializing in precision mechanics and machining, this company offers high-quality mechanical parts and assemblies for various industries, guiding product development from conception to industrialization |
36 |
| 28 |
REATECH
A growing company specializing in industrial boilermaking, designing and manufacturing equipment, special machinery, metal structures, and providing industrial maintenance in various sectors |
36 |
| 29 | 35 | |
| 30 | 35 | |
| 31 |
USIMETALusimetalfrance.com
Specializing in precision machining, turning, milling, grinding, and wire EDM, USIMETAL offers services from single pieces to medium-scale series as a member of IPI Group |
27 |
| 32 |
WeDealrhinoferos.com
Specializes in designing, manufacturing, and marketing automatic vending machines, leveraging expertise from SUDCO and SIRAGA companies. |
25 |
| 33 |
Industrie-Systèmesindustrie-systemes.fr
Specializing in surface treatment equipment, painting application tools, and liquid transfer products, offering bespoke installations and top-notch service to clients worldwide Leader in powder coating installations in France |
23 |
| 34 |
NBS Semiconductornbstech.eu.com
A semiconductor industry solution provider offering equipment and solutions for wafer handling, packing, safety, traceability, and continuous product development |
23 |
| 35 |
PROKODISprokodis.com
PROKODIS manufactures and distributes spare parts and components for elevators, escalators, and automatic doors, with a wide range of products and fast delivery across France |
23 |
| 36 |
SPIRIT Technologies SASspirit-technologies.fr
Customized industrialization solutions for aerospace, nuclear, defense, and industry with design, manufacturing, and on-site implementation expertise. |
20 |
| 37 | 20 | |
| 38 |
FRANCE HELICES S.A.Sfrancehelices.fr
Manufacturing and repairing marine propulsion systems in France since 1977, with worldwide shipping services available |
19 |
| 39 | 18 | |
| 40 |
SEAnergyseanergy.fr
Provider of maintenance, repair, and overhaul services for marine engines and equipment, specializing in MTU, ZF Marine, and onboard generator brands |
18 |
| 41 |
RC Climatisationgroupe-climater.com
A highly reputable company specialized in HVAC engineering, with a strong presence in the food retail sector and expertise in various industries |
17 |
| 42 |
AIRMASTERSair-masters.com
The company helps companies in multiple industries with compressed air applications, focusing on reducing air consumption and noise levels |
16 |
| 43 |
SIM Global Gas Solutionsservice-industrie-marine.fr
A specialized company in requalifying, maintaining, and installing equipment with pressurized gases in the marine industry |
15 |
| 44 |
SAFM-LOCALICSOLsafm-localicsol.com
A mechanical or industrial engineering company based in France specializing in various engineering solutions and services |
14 |
| 45 |
SEA-Techsea-invest.com
Company specializes in designing and implementing port handling solutions, offering engineering and maintenance services to optimize cargo operations and logistics |
13 |
| 46 |
UP INDUSTRYup-industry.fr
Offers comprehensive industrial manufacturing, from design assistance to production, finishing, machining, surface treatments, and quality controls for various advanced sectors. |
13 |
| 47 |
MARINE TRANSMISSIONSmarine-transmissions.fr
Specialist and leader in marine propulsion system repairs and sales, offering a wide range of products from top brands like ZF and Twin Disc |
13 |
| 48 | 11 | |
| 49 |
Mondragon Assembly Francemondragon-assembly.com
Specializing in automation and assembly solutions, this international group designs, produces, and installs a variety of equipment for assembly process automation |
10 |
| 50 |
PPC Industrieppc-industrie.com
Provides industrial subcontracting in sheet metal work, mechanical welding, painting, assembly, and logistics for custom and series manufactured parts across various industries. |
10 |
| 51 |
Fonderies du Midifonderie-aluminium-magnesium.fr
The company specializes in medium and large-scale production of aluminum and magnesium parts using shell and chemical sand casting processes They offer design services and prototype to production capabilities |
10 |
| 52 |
BAUMIER SAS
Specializing in precision boilermaking, welding, piping, sheet metal, and machining, with expertise in defense, robotics, nuclear industry, and more since 1898 |
10 |
| 53 |
Poly-Shapeaddupsolutions.com
An innovative company specializing in rapid prototyping and small series production using advanced additive manufacturing technologies on strategic materials |
9 |
| 54 |
Sne Premiersnepremier.com
Specializing in mechanical engineering, metalwork, welding, and custom machinery production for industries such as aerospace and defense, with a focus on quality and innovation |
9 |
| 55 |
Etudes et réalisations industriellessocieteeri.fr
Specializing in precision engineering since 1988, the company offers services in milling, turning, electro-erosion, dimensional control, and polishing for small to medium series and prototypes |
6 |
| 56 |
Industries Du Sudindustriesdusud.fr
A family-owned company specializing in surface treatment, offering quality services, expert advice, and delivery options, prioritizing safety and customer satisfaction |
5 |
| 57 |
Bezner France S.A.S.bezner-france.com
A century-old expert in waste sorting & recycling solutions, offering innovative equipment worldwide for a sustainable future with complete recycling plant installations |
4 |
| 58 |
ATR CREATIONSatrcreations.fr
A mechanical and industrial engineering company based in France specializing in creating innovative solutions for various industries |
4 |
| 59 |
K-Epsilonk-epsilon.com
Specializing in CFD simulation, K-EPSILON offers advanced solutions for marine and offshore hydrodynamics, aerodynamics, and fluid structure interaction |
3 |
| 60 |
STRAT UP CONCEPTstratupconcept.fr
A specialized company in precision parts manufacturing through additive manufacturing, offering tailored support from design to production with expertise in quality standards |
3 |
| 61 |
RCI-Réalisations de Chaufferies Industriellesrci-chaudieres-vapeur.fr
Specialized in industrial boiler installations for various industries and municipalities in France Focus on reliability, modernization, energy savings, and high-quality equipment from renowned manufacturers |
2 |
| 62 |
CQFD Air Solution
A French company specializing in compressed air solutions, offering eco-friendly and cost-effective energy storage with expertise in various technological fields |
2 |
| 63 |
SYNERGIE ENGINEERING PACAsynergie-eng.com
An architecture and planning company based in France, specializing in engineering services for various projects |
2 |
| 64 | 2 | |
| 65 |
SPTools Francesptoolsfrance.com
A global leader in professional tools with a reputation for quality and innovation, providing durable hand, power, and pneumatic tools worldwide |
2 |
| 66 |
MATEN Développementmaten-secomoc.com
Group of companies providing specialized services for construction and maintenance of large reservoirs in various industries, serving clients in France and internationally |
1 |
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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 Oct 24, 2026.
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