These electronics and semiconductor companies in Grand Est include established industrial groups and younger firms specializing in advanced technologies. Socomec Group, founded in 1922, focuses on electrical network safety and control. LACROIX develops electronic equipment and IoT solutions for sustainable environments. Axon' Cable Group designs custom electrical connections for harsh environments, while Aledia manufactures 3D WireLED technology for MicroLED displays. STOCKO CONTACT Eurl supplies electromechanical connectors, and VOLTEC SOLAR produces photovoltaic panels. Many of these companies serve a diverse range of sectors, including automotive, aerospace, defense, medical, and industrial automation. Several companies on this list, such as Amphenol Air LB France and Astronics PGA, specialize in aviation and aerospace components. This indicates a notable presence of suppliers for the aerospace industry within the region, alongside broader electronics manufacturing.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
Socomec Groupsocomec.com
Established in 1922, this independent industrial group specializes in ensuring the availability, control, and safety of low voltage electrical networks worldwide, generating a turnover of 725 M€ in 2022 |
3,166 | |||
| 2 |
Vantivavantiva.com
Global technology leader providing broadband, video, and IoT smart systems, connecting people worldwide. Specializes in hardware design and supply chain expertise. |
1,380 | |||
| 3 |
CORDON GROUPcordongroup.com
Provides electronic product maintenance, repair, logistics, manufacturing, and engineering across 40 sites in 12 countries for various partners. |
907 | |||
| 4 |
LACROIXlacroix-group.com
Develops and manufactures electronic equipment and connected IoT solutions to create sustainable, safer environments, addressing challenges in various sectors including automotive, industrial, and smart infrastructure. |
531 | |||
| 5 |
Axon' Cable Groupaxon-cable.com
Design and manufacture custom electrical connections, cables, and connectors for harsh environments across automotive, aerospace, defense, medical, and industrial sectors. |
438 | |||
| 6 |
HGH Infrared Systemshgh-infrared.com
Designs, develops, assembles, and sells optronic systems for industrial, civil, defense, and security applications, specializing in innovative infrared technology and advanced sensors. |
283 | |||
| 7 |
Alediaaledia.com
Designing and manufacturing disruptive 3D WireLED technology for next-generation MicroLED displays to create more intense, realistic visual experiences across a multitude of devices. |
218 | |||
| 8 |
Astronics PGAfrancejobs.astronics.com
International provider of seat actuation systems, lighting, and in-flight entertainment. Expertise in electronics, computing, and mechanics for aircraft cabins. |
183 | |||
| 9 |
Amphenol Air LB Franceamphenol-airlb.fr
Design and manufacture high-performance interconnect solutions and accessories for aerospace, defense, rail, industry, energy, and medical sectors. |
154 | |||
| 10 |
STOCKO CONTACT Eurlstocko-contact.com
Supplier of high-quality electromechanical connectors, crimp contacts, cable lugs, and processing machines for home appliance, HVAC, automotive, and industry sectors. |
110 | |||
| 11 |
Senstronic Groupsenstronic.com
Manufacture and supply of proximity sensors and connection systems for industrial automation, specializing in critical and sensitive applications with customized solutions. |
92 | |||
| 12 |
Altricsaltrics.com
EMS specializing in producing small to large series of electronic PCBs and complete products Part of a group aiming to become a leading European manufacturer |
91 | |||
| 13 |
VOLTEC SOLARvoltec-solar.com
Production of high-quality French photovoltaic panels using circular manufacturing methods, supporting renewable energy adoption by companies and local authorities. |
72 | |||
| 14 |
ESTELEC GROUPEestelec-industrie.com
Design, industrialize, manufacture electronic products for industrial, medical, railway, and IoT sectors with full project support and French production. |
69 | |||
| 15 |
VEGA Francevega.com
A global leader in level and pressure measurement solutions, providing innovative products for various industries worldwide since 1959 Delivery within a week for 80% of orders |
69 | |||
| 16 |
One Mobility Franceonemobility-group.com
Combining German automotive engineering precision with global electronics innovation to provide integrated energy, safety, and charging systems for electrified mobility. |
60 | |||
| 17 |
Aqualaboaqualabo.fr
A French manufacturer of reagents, equipment, and systems for water analysis and control, offering a wide range of innovative solutions globally |
59 | |||
| 18 |
ALLIANCE ELECTRONICSalliance-electronics.com
Design and integrate electronic systems with end-to-end services, supporting customers in digitalization and high-mix low-volume manufacturing across Europe. |
48 | |||
| 19 |
ACEA EMSacea-ems.com
Specializes in industrial electronic board equipment, assembly installation, and sub-assemblies with a flexible, quality-focused production approach. |
45 | |||
| 20 |
Nexelecnexelec.eu
Focused on building safety, environmental monitoring, and connected sensors, improving indoor air quality and energy efficiency for buildings, making IoT sensors accessible. |
41 | |||
| 21 |
ESARIS INDUSTRIESesaris.fr
Supply and assembly of electromechanical components and sub-assemblies for aeronautics, railway, defense, electrical distribution, transport, and industrial sectors. |
35 | |||
| 22 |
Ewattch ✔ewattch.com
A French tech company offering plug & play solutions for Smart Industry and Smart Building, optimizing performance through wireless sensors and supervision software |
31 | |||
| 23 |
Texys Grouptexysgroup.com
Supplier of high technology sensors and development projects for Motorsport, Aeronautics, Aerospace, Automotive, Marine, Railway industries with 20 years of experience |
30 | |||
| 24 |
Flex Connectpcb-flexconnect.com
A flexible PCB expert with 40 years of experience, offering guidance and production of high-quality PCBs with various substrates and certifications |
24 | |||
| 25 |
Odyssée Systèmesodyssee-systemes.fr
Designing, developing, and producing embedded computers for defense, aeronautics, and industrial sectors, extending expertise in electronics, mechanics, and embedded software for two decades. |
24 | |||
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 |
Alcatel-Lucentnokia.com
Account closed, now part of Nokia. Updates are on Nokia's main page or Nokia Networks for business information. |
22 | |||
| 27 |
ARTIXIUM FRANCEartixium.com
Designs and manufactures LED displays, offering integrated solutions globally. Manages factories in China, focusing on quality, competitive prices, and a strong distribution network. |
21 | |||
| 28 |
SILMACHsilmach.com
Develops micromechanical solutions, including micromotors and energy-free microsensors, for diverse sectors like aerospace, defense, watchmaking, and medical, with customized R&D projects. |
21 | |||
| 29 |
ELEMCAelemca.com
Performs critical property measurements, quality control, failure analysis, and reliability evaluations for microtechnologies, embedded systems, and mechanical parts in various industries. |
19 | |||
| 30 |
Alpes Connectique Servicesacs-alpes.com
Manufactures connector parts and sub-assemblies in large series for the automotive sector, handling design, tooling, production, and assembly processes. |
19 | |||
| 31 |
GAZOMATgazomat.com
Specializing in electronic detection equipment for gas distribution networks and operator protection, this company offers innovative solutions, technical expertise, and reliable support worldwide |
19 | |||
| 32 | 19 | ||||
| 33 |
Murrelektronik FRshop.murrelektronik.fr
Development, manufacturing, and distribution of high-quality automation products including power supplies, controls, interfaces, cables, connectors, and I/O systems. |
17 | |||
| 34 |
Proto-Electronics.com - FRproto-electronics.com
Proto-electronicscom offers quick and high-quality production of small series of assembled printed circuit boards with component purchases, assembly, and support included |
15 | |||
| 35 |
Asteelflash ESTasteelflash.com
Provides electronic manufacturing services, from assembled electronic boards to finished products, primarily for medical, security, and industrial sectors, including design and supply chain management. |
14 | |||
| 36 |
SD Innovationsd-innovation.fr
Since 1998, we design, develop, and produce innovative technological solutions, specializing in electronic and mechatronic solutions for the medical and industrial sectors |
13 | |||
| 37 |
KABELECkabelec.com
Family-owned independent company specializing in manufacturing electronic and electrical harnesses, cables, and sub-assemblies for industries like aerospace, medical, and instrumentation, with a focus on quality and customer proximity |
13 | |||
| 38 |
AK Industriesak-industries.com
Specializing in designing and manufacturing sensors for physical measurements in the industry, particularly for linear and angular measurement, with innovative and precise products |
13 | |||
| 39 |
Insoleminsolem.fr
InSolem is an electronic engineering firm in Strasbourg, specializing in custom electronic systems including hardware, firmware, and software for various sectors |
13 | |||
| 40 |
PROSENSORprosensor.com
With over 30 years of experience, this company specializes in temperature measurement products, heating elements, recorders, portable measuring devices, serving various industries globally |
12 | |||
| 41 |
Armadeus Systemsopossom.com
A French company founded in 2007 specializing in electronics and embedded Linux applications, offering engineering support, design services, and electronic card manufacturing |
11 | |||
| 42 |
CEISTA INTERNATIONALceista.fr
French EMS specializing in electronic board design and production with facilities in France and China, offering custom solutions and managing supply chain |
11 | |||
| 43 |
FDE - France Développement Electroniquefde.fr
An electronic development and software application engineering firm specializing in medical device manufacturing, providing integration solutions expertise since 1994 |
11 | |||
| 44 |
LINDY Francelindy.com
Provider of advanced audiovisual and IT connectivity solutions enabling seamless digital and analog signal distribution across diverse environments worldwide. |
9 | |||
| 45 |
DAMAVAN IMAGINGdamavan-imaging.com
Manufacturing electrical and electronic products based in France, specializing in producing components and devices for various applications. |
9 | |||
| 46 | 8 | ||||
| 47 | 7 | ||||
| 48 | 7 | ||||
| 49 |
Kuebler en Francekuebler.com
A French subsidiary of a German group that designs and manufactures sensors, signal transmission solutions, and signal processing devices, focusing on Measurement, Transmission, and Operation |
6 | |||
| 50 |
LumiSynclumi-sync.com
Develops Photonic Integrated Circuits for telecom, aerospace, and defense, featuring a patented 100% photonic oscillator for faster, more energy-efficient data processing. |
5 | |||
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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 Grand Est
- The largest companies in Grand Est 5,700
- Multinational companies in Grand Est 787
- Companies with in-house R&D in Grand Est 640
- Manufacturers in Grand Est 573
- Retail chains in Grand Est 529
- Public sector organisations in Grand Est 425
- Family-owned companies in Grand Est 365
- Hardware manufacturers in Grand Est 342
- Professional services firms in Grand Est 316
- Distributors and wholesalers in Grand Est 307
- Critical infrastructure operators in Grand Est 257
- IT services companies in Grand Est 248
- SaaS companies in Grand Est 216
- Education providers in Grand Est 215
- IT Services and IT Consulting companies in Grand Est 213
- Software Development companies in Grand Est 211
- Healthcare providers in Grand Est 202
- Construction companies in Grand Est 196
- Contract manufacturers in Grand Est 192
- Retail companies in Grand Est 169
- Government Administration companies in Grand Est 167
- Industrial Machinery Manufacturing companies in Grand Est 166
- Consulting firms in Grand Est 165
- Food and beverage companies in Grand Est 161
The same list elsewhere in France
- Electronics and semiconductor companies in France 846
- Electronics and semiconductor companies in Île-de-France 230
- Electronics and semiconductor companies in Auvergne-Rhône-Alpes 154
- Electronics and semiconductor companies in Occitanie 89
- Electronics and semiconductor companies in Provence-Alpes-Côte d'Azur 79
- Electronics and semiconductor companies in the Isère department 70
- Electronics and semiconductor companies in Nouvelle-Aquitaine 53
- Electronics and semiconductor companies in the Haute-Garonne department 49
- Electronics and semiconductor companies in the Bouches-du-Rhône department 45
- Electronics and semiconductor companies in the Essonne department 44
- Electronics and semiconductor companies in Brittany 38
- Electronics and semiconductor companies in Pays de la Loire 38
- Electronics and semiconductor companies in the Hauts-de-Seine department 35
- Electronics and semiconductor companies in the Gironde department 32
- Electronics and semiconductor companies in Hauts-de-France 27
- Electronics and semiconductor companies in the Yvelines department 26
- Electronics and semiconductor companies in the Rhône department 25
- Electronics and semiconductor companies in Paris 54
- Electronics and semiconductor companies in Grenoble 28