Charente-Maritime hosts a diverse group of companies, with a notable presence in specialized manufacturing, higher education, and nautical industries. These range from large established entities to younger, focused firms. STELIA Aerospace designs and manufactures aircraft cabin interiors. La Rochelle Université and Excelia are significant higher education institutions. Fountaine Pajot and Dufour specialize in constructing sailing catamarans and yachts. LPO France is active in nature and biodiversity protection.
The department shows a concentration of companies in the La Rochelle area, including its surrounding towns like Périgny and Rochefort. This cluster includes firms like Shark Robotics, which designs ground robots for hostile environments, and Valbiotis, a research and development company in health nutrition products. This geographic focus suggests a regional hub for various specialized industries.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
STELIA Aerospacestelia-aerospace.com
Design and manufacture of premium aircraft cabin interiors, specializing in high-quality passenger seats with a distinctive French design touch. |
1,881 | |||
| 2 |
La Rochelle Universitéuniv-larochelle.fr
Higher education institution offering personalized learning, active research involvement, and strong partnerships with businesses for innovation and development. |
1,213 | |||
| 3 |
Exceliaexcelia-group.com
Leading higher education group with five schools: business, tourism, digital, academy, and executive education programs. |
1,122 | |||
| 4 |
LPO Francelpo.fr
Acting for nature and biodiversity through knowledge, expertise, research, protection, conservation, defense, management, reclamation, education, and valorization. |
421 | |||
| 5 |
Fountaine Pajotfountaine-pajot.com
Design and construction of high-performance, seaworthy, innovative, and comfortable sailing catamarans and motor yachts for enthusiasts. |
355 | |||
| 6 |
Dufourdufour-yachts.com
Design and manufacture of exclusive sailing yachts with customer-focused approach, offering a range of models for yachting enthusiasts worldwide. |
246 | |||
| 7 |
Exco Vallianceexco.fr
Accounting, auditing, and consulting services supporting entrepreneurial initiatives, business development, and management optimization across France, Poland, and Portugal through an international independent network. |
221 | |||
| 8 | 192 | ||||
| 9 |
SEMAT - Groupe Zoellersemat.com
French manufacturer of collection and cleaning solutions since 1945. Provides robust equipment for public authorities and private operators, committed to ecological transition. |
167 | |||
| 10 |
AMANTAamanta-resorts.com
Amanta Group operates 5 hotels and a receptive travel agency across Madagascar, Mayotte, La Réunion, and La Rochelle, with a focus on sustainability and responsible tourism |
114 | |||
| 11 |
TRADIStradis-design.com
Specialized in creating durable, solvent-free solid wood furniture for retail spaces, offering warm and inviting ambiance through handcrafted finishes and sustainable practices |
96 | |||
| 12 |
Shark Roboticsshark-robotics.com
Designs and manufactures ground robots for hostile environments, protecting first responders and armed forces in critical situations. Deploys robust, mobile systems. |
80 | |||
| 13 | 75 | ||||
| 14 |
Hively Hospitalitylinktr.ee
A company offering a unique path for professional and personal growth in hospitality, catering, and wellness industries Join the hive! |
72 | |||
| 15 |
Valbiotisvalbiotis.com
A research & development company focused on innovation in health nutrition products to prevent metabolic and cardiovascular diseases using plant-based resources |
63 | |||
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 |
CA 17 Internationalca17int.eu
A French company specialized in rural and agricultural development, good governance promotion, technical assistance, and natural resource management globally since 2000 |
49 | |||
| 17 |
Metal-Chromemecaprotec.fr
Specialized in machining, surface treatment, non-destructive testing, painting, and assembly for the aeronautical sector with multiple certified sites. |
48 | |||
| 18 |
LIS France SASlis.eu
The company provides proven TMS solutions for transport and logistics companies, offering automated planning and streamlined operations to help businesses succeed |
46 | |||
| 19 |
NUTRILOGnutrilog.com
Leading European nutrition software for professionals across health, wellness, sports, and food sectors. Launching mobile engagement platform to combat global obesity crisis. |
39 | |||
| 20 |
FIB Belgium S.A.fib-group.com
A Brussels based company founded in 1936 specializing in designing industrial furnaces for the steel wire industry, as well as supplying heating equipment to various other sectors globally |
39 | |||
| 21 |
Laboratoire FRANCODEXfrancodex.com
Distribution and innovation of hygiene and care products for pets including dogs, cats, birds, fish, small animals, and reptiles. |
32 | |||
| 22 |
Labeyrie Fine Foods Grouplabeyrie-fine-foods.com
Leading European company specializing in luxury seafood products, distributing wild and farmed fish to retail and catering markets. |
29 | |||
| 23 |
ICS Agriics-agri.com
Providing profitable agriculture investment solutions in Africa and Middle East, including equipment, seeds, training, and on-site support. |
26 | |||
| 24 |
FGM Internationalfgm-agriculture.com
Design, development, and operational management of large-scale farming projects with strategic advice, site assessment, feasibility studies, and farm management services. |
25 | |||
| 25 |
VYV International Assistancevyv-ia.com
VYV International Assistance provides international mobility programs for businesses, insurers, healthcare managers, and brokers with medical evacuation, travel assistance, and expatriate health services |
20 | |||
| 26 |
GRAND PAVOIS ORGANISATION (GPO)gpoevents.com
A company specializing in nautical event management offers tailored expertise, advice, and unique experiences in communication, marketing, logistics, and partnerships worldwide |
20 | |||
| 27 |
Groupe CHALVIGNACgroupe-chalvignac.fr
An internationally leading company in wine and industrial equipment, designing and producing vinification, distillation, and agro-food processes for major clients |
19 | |||
| 28 |
Genevosgenevos.com
Specializing in marine hydrogen fuel cell power integration, offering a Complete H2-Pack and award-winning fuel cell modules for zero emissions transport |
14 | |||
| 29 |
La Rochelle Business Schoolexcelia-group.fr
A French university-level institution of higher education accredited by triple crown, with campuses in various locations and partnerships with over 170 universities |
11 | |||
| 30 |
MTO / PTO TRAVEL
The company provides personalized travel services in French, including stays, tours, and corporate events, with access to hotel and flight bookings |
8 | |||
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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 Charente-Maritime department
- The largest companies in the Charente-Maritime department 444
- Retail chains in the Charente-Maritime department 57
- Companies with in-house R&D in the Charente-Maritime department 53
- Manufacturers in the Charente-Maritime department 39
- Public sector organisations in the Charente-Maritime department 33
- Professional services firms in the Charente-Maritime department 26
The same list elsewhere in France
- Multinational companies in France 11,864
- Multinational companies in Île-de-France 6,028
- Multinational companies in Auvergne-Rhône-Alpes 1,318
- Multinational companies in the Hauts-de-Seine department 1,231
- Multinational companies in Grand Est 787
- Multinational companies in Provence-Alpes-Côte d'Azur 638
- Multinational companies in the Rhône department 577
- Multinational companies in Occitanie 532
- Multinational companies in Hauts-de-France 511
- Multinational companies in Nouvelle-Aquitaine 450
- Multinational companies in Pays de la Loire 390
- Multinational companies in the Bouches-du-Rhône department 351
- Multinational companies in the Nord department 332
- Multinational companies in Brittany 264
- Multinational companies in the Haute-Garonne department 246
- Multinational companies in the Yvelines department 226
- Multinational companies in Bourgogne-Franche-Comté 220
- Multinational companies in Normandy 216
- Multinational companies in the Gironde department 200
- Multinational companies in the Val-de-Marne department 200
- Multinational companies in the Seine-Saint-Denis department 198
- Multinational companies in Paris 3,531
- Multinational companies in Lyon 283
- Multinational companies in Boulogne-Billancourt 188