The companies listed operate in the Events Services sector in Hauts-de-Seine, France. These are mostly mid-sized firms, with employee counts ranging from 90 to 760. Comexposium organizes over 150 events annually, while SI (Séminaire International) specializes in business tourism. RX France organizes professional events and trade shows, and QUINZE MAI provides tailored event services across Europe. Weezevent offers ticketing and cashless solutions, and SAINTCLAIR creates exceptional events merging gastronomy and scenography.
A clear pattern among these companies is their concentration in a few key cities within Hauts-de-Seine. Boulogne-Billancourt, Puteaux, Courbevoie, and Saint-Cloud emerge as significant hubs for event services companies, suggesting a geographical clustering of this industry within the department.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
Comexposiumcomexposium.com
Organises over 150 events annually across 10+ sectors, connecting millions of visitors and exhibitors through omni-channel experiences. |
760 | |||
| 2 |
SI (Séminaire International)seminaire-international.com
Specializing in business tourism, we provide turnkey stays and custom programs for memorable national and international events, offering creativity and exclusive locations |
757 | |||
| 3 |
RX Francerxglobal.fr
Organizes high-value professional events and trade shows across multiple sectors and countries, enabling business growth through data and technology. |
601 | |||
| 4 |
QUINZE MAI15-mai.com
Provides tailored event services supporting professional and private organizations with strategic, financial, and meaningful event experiences across Europe. |
501 | |||
| 5 | 255 | ||||
| 6 |
Weezeventweezevent.com
An innovative company providing ticketing and cashless solutions for event organisers and venues worldwide, with a strong presence in major markets |
247 | |||
| 7 |
SAINTCLAIRgroupepoteletchabot.com
The company specializes in creating exceptional events where gastronomy and scenography merge to make every moment unforgettable, emphasizing sincere connections and creativity They also host corporate, institutional, and family gatherings in exclusive venues |
228 | |||
| 8 |
Reed MIDEMrxglobal.fr
Organizing world-class French and international trade shows across twenty sectors including real estate, entertainment, construction, environment, hospitality, and contemporary art fairs. |
164 | |||
| 9 |
Agence Maristel'Omaristelo.com
L'Agence Maristel'O provides premium event hospitality with a focus on trust, respect, and professionalism, ensuring elegant and professional service for prestigious events |
146 | |||
| 10 |
abe - advanced business eventsadvbe.com
Organizes international B2B conventions and business meetings across diverse sectors including aeronautics, automotive, defense, energy, technology, and pharmaceuticals to facilitate contact networking. |
113 | |||
| 11 |
Havas Events Parishavasevents.com
This event agency, part of a larger group, collaborates with media agencies to deliver corporate, public, internal, and external communication solutions. |
109 | |||
| 12 |
RÉPUBLIKrepublikgroup.fr
A historical player in B2B events, acting as a disruptor and producer, creating ecosystems to attract leaders and drive year-round business |
94 | |||
| 13 |
Videlio-Eventsvidelio.com
A performing arts company in Gennevilliers, France specializing in events and entertainment production |
93 | |||
| 14 |
Premium Contactpremiumcontact.fr
Organizes business-oriented events like one-to-one demo days and demo fairs, connecting companies seeking skills with those offering them in various sectors. |
92 | |||
| 15 |
CourbevoiEventcourbevoievent.com
CourbevoieEvent brings people together through events, shows, cinema, and exhibitions to inspire, share, and engage, acting as the bridge between entertainment and events |
90 | |||
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 |
BAL EVENTS | Merchandiser officiel de Paris La Défense Arenabalevents.fr
Specializing in managing event boutiques, this company handles merchandising at Paris La Défense Arena and distributes products for sports, entertainment, and cultural events |
88 | |||
| 17 |
Weyou Groupweyou-group.com
Organizes premium BtoB exhibitions and one-to-one meetings in Paris and Cannes, leveraging a unique digital platform with advanced algorithms for efficient event management. |
80 | |||
| 18 |
EVENTEAM GROUPeventeam-group.com
A group specializing in event communication, connecting brands, institutions, and communities with their audiences during major sports, cultural, and corporate events |
72 | |||
| 19 |
Team Activeteamactive.fr
Specializing in custom active leisure activities for vacation clubs, leisure centers, and businesses Offers innovative team-building, incentive programs, and diverse entertainment solutions |
66 | |||
| 20 |
PROXIMUMproximum365.com
A company offering resources for sustainable community management through its All-in-One platform, specializing in BtoB meetings and online corporate events |
58 | |||
| 21 |
Voyages C. Mathezaccueil.voyagescmathez.com
Established in 1929, this French travel agency prioritizes quality client service and adaptability With locations in Nice, Monaco, Marseille, and Paris, it offers a range of services for both business and private events |
56 | |||
| 22 |
OPA GROUPgroupeopa.com
audiovisual media production, event management, technical and artistic services, incentive travel, social media content, and video streaming solutions |
53 | |||
| 23 |
SPAS Organisationspas-expo.com
Organization and management of organic, wellness, lifestyle, and sustainable development events across France, including multiple specialized trade shows and a related marketplace. |
50 | |||
| 24 |
EUROVETeurovet.fr
A global leader in intimates, swimwear, textiles, and fashion trade shows, with events in major cities worldwide and expertise from key shareholders |
50 | |||
| 25 | 49 | ||||
| 26 | 48 | ||||
| 27 |
Paris Traiteursparis-traiteurs.com
A catering company specializing in organizing receptions for over 20 years, dedicated to creating bespoke corporate events with personalized service |
46 | |||
| 28 |
Domaines & événementsdomainesevenements.com
A leading independent management company for heritage estates and castles, offering comprehensive services for acquisition, renovation, operations, and event organization |
40 | |||
| 29 |
Lorene Agencyloreneagency.com
With over 20 years of experience in corporate hospitality and event planning, we prioritize proximity, reliability, and dynamism to meet our clients' needs with professionalism and positivity |
36 | |||
| 30 |
lesBigBosslesbigboss.fr
A business networking company connecting advertisers and vendors in a human-centric and playful environment since 2011 Advancing business interactions |
36 | |||
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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 Nov 12, 2026.
More company lists in the Hauts-de-Seine department
- The largest companies in the Hauts-de-Seine department 5,160
- Multinational companies in the Hauts-de-Seine department 1,231
- IT services companies in the Hauts-de-Seine department 737
- IT Services and IT Consulting companies in the Hauts-de-Seine department 706
- Professional services firms in the Hauts-de-Seine department 629
- Consulting firms in the Hauts-de-Seine department 563
- Companies with in-house R&D in the Hauts-de-Seine department 510
- SaaS companies in the Hauts-de-Seine department 389
- Business Consulting and Services companies in the Hauts-de-Seine department 304
- Software Development companies in the Hauts-de-Seine department 301
- Retail chains in the Hauts-de-Seine department 292
- Manufacturers in the Hauts-de-Seine department 285
- Advertising Services companies in the Hauts-de-Seine department 281
- Marketing and communications agencies in the Hauts-de-Seine department 235
- Subscription businesses in the Hauts-de-Seine department 228
- Hardware manufacturers in the Hauts-de-Seine department 199
- Financial services firms in the Hauts-de-Seine department 198
- Companies with a mobile app in the Hauts-de-Seine department 189
- Critical infrastructure operators in the Hauts-de-Seine department 169
- AI companies in the Hauts-de-Seine department 159
- Education providers in the Hauts-de-Seine department 159
- Cybersecurity companies in the Hauts-de-Seine department 154
- Distributors and wholesalers in the Hauts-de-Seine department 154
- Recruitment and staffing agencies in the Hauts-de-Seine department 152
The same list elsewhere in France
- Events Services companies in France 2,121
- Events Services companies in Île-de-France 898
- Events Services companies in Auvergne-Rhône-Alpes 249
- Events Services companies in Provence-Alpes-Côte d'Azur 156
- Events Services companies in Grand Est 135
- Events Services companies in the Rhône department 126
- Events Services companies in Nouvelle-Aquitaine 120
- Events Services companies in Hauts-de-France 111
- Events Services companies in Occitanie 111
- Events Services companies in Pays de la Loire 111
- Events Services companies in the Bouches-du-Rhône department 74
- Events Services companies in the Nord department 67
- Events Services companies in Brittany 62
- Events Services companies in the Gironde department 62
- Events Services companies in Normandy 62
- Events Services companies in the Loire-Atlantique department 58
- Events Services companies in the Haute-Garonne department 45
- Events Services companies in the Alpes-Maritimes department 43
- Events Services companies in Centre-Val de Loire 41
- Events Services companies in the Essonne department 41
- Events Services companies in the Hérault department 35
- Events Services companies in Paris 565
- Events Services companies in Lyon 72
- Events Services companies in Marseille 51