These cybersecurity-focused companies in Nouvelle-Aquitaine are primarily IT services and consulting firms, alongside some specialized computer and network security integrators. Notable companies include SERMA Group, which specializes in electronics solutions for high-stress environments, and CHEOPS TECHNOLOGY, a leader in Cloud Computing in France with expertise in cybersecurity. Nomios France focuses on cybersecurity integration and operational maintenance, while SERMA Safety and Security provides expertise in product and system security.
The companies listed are a mix of established firms and more recently founded businesses. For example, QUADRIA was founded in 1957, whereas SERMA Safety and Security was founded in 2016. A significant number of these companies, such as SERMA Group, CHEOPS TECHNOLOGY, and SERMA Safety and Security, are headquartered in Pessac or nearby locations, indicating a geographical concentration in the Gironde department.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
SERMA Groupserma.com
An independent, international platform specializing in electronics solutions and services for high-stress environments, offering expertise in 5 core business lines |
1,268 | |||
| 2 |
ITS Group S.A.itsgroup.com
Supports companies in digital transformation projects, offering turnkey IT solutions and managed services in cloud, mobility, infrastructure, cybersecurity, and data management. |
868 | |||
| 3 |
CHEOPS TECHNOLOGYcheops-technology.com
Specializing in secure IT infrastructure, this company is a leader in Cloud Computing in France With 4 divisions, they offer expertise in Cloud, Cybersecurity, and Technology Modernization |
601 | |||
| 4 | 495 | ||||
| 5 |
Forward Globalforwardglobal.com
Anticipating managing risks, addressing crises conflicts. Delivering services solutions integrating human expertise with technology for diverse risks. |
486 | |||
| 6 |
Nomios Francenomios.fr
Integrator specializing in cybersecurity since 2004, offering tailored support, integration, and operational maintenance of cybersecurity solutions for businesses across France and Europe. |
314 | |||
| 7 |
SERMA Safety and Securityserma-safety-security.com
Provides expertise, evaluation, and consulting for product and system security and safety, covering cybersecurity, functional safety, and formal methods, for various industries. |
227 | |||
| 8 | 109 | ||||
| 9 |
Actuelburoactuelburo.fr
We offer innovative solutions in IT, Cloud, Telecom, Digitalization, Printing, Management, Web Marketing, and E-commerce for SMEs, craftsmen, and online businesses |
100 | |||
| 10 | 99 | ||||
| 11 |
NOVENCInovenci.fr
A company specializing in technical solutions, system integration, infrastructure supply, and user support services for information systems |
85 | |||
| 12 |
OMNITECH SECURITYomnitech-security.fr
Expertise in security and cybersecurity with software development, access control systems, custom solutions, maintenance, support, and client training services. |
57 | |||
| 13 | 52 | ||||
| 14 |
PLEIN SUD - Partenaire Technologiquepleinsudgroupe.fr
The company offers a comprehensive range of Telecommunications, IT infrastructure, and assistance services to meet all types of business needs |
52 | |||
| 15 |
Solurissoluris.fr
Support and guide 580 public institutions in Nouvelle Aquitaine through digital transformation as a public digital services operator. |
50 | |||
| 16 |
Everpingeverping.eu
The company helps startups and SMEs manage their IT infrastructure effortlessly from one platform, offering services like purchasing, setup, security, and support |
48 | |||
| 17 |
eShardeshard.com
eShard specializes in analyzing and mitigating security risks in mobile and IoT devices to ensure product protection and customer trust |
47 | |||
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. | |||||
| 18 |
IS Decisionsisdecisions.com
Builds access management software solutions securing access to Active Directory infrastructures, SaaS applications, and data for IT teams globally. |
39 | |||
| 19 |
Dotsafedotsafe.fr
A growing human-sized service company specializing in web and mobile app development with a focus on security, teamwork, and client satisfaction |
39 | |||
| 20 | 27 | ||||
| 21 |
AT CONNECTsolutionsconnect.fr
100% Connect offers high-quality telecommunication services for small and medium enterprises, focusing on excellent customer service and support Leading B2B telecom provider Contact us for more information 馃摓 |
26 | |||
| 22 |
Informatique et Services Internet - ISI Groupisi-group.net
A company founded in 2009 in Bordeaux, specializing in computer networks and information system security, offering local services from M茅rignac |
18 | |||
| 23 |
v6Protectv6protect.fr
Revolutionizing vulnerability monitoring and protection of Internet-exposed applications through automated solutions for managing attack surface, vulnerabilities, compliance, and web applications protection |
14 | |||
| 24 |
Hornetsecurity - Anciennement Altospamhornetsecurity.com
ALTOSPAM offers an outsourced email protection software for businesses, utilizing 15 anti-spam technologies and 3 antivirus to prevent spam before reaching client servers |
14 | |||
| 25 |
Expert-Comexpert-com.com
Specialists in telecom management and IT security, with over 20 years of experience helping businesses in digital transformation and improving performance across Europe |
14 | |||
| 26 |
Knock Knockharyon.fr
Knock Knock provides AI and automation solutions for offensive cybersecurity teams, offering a Pentest Orchestration and Automation Platform for industrializing pentesting expertise and efficiency |
12 | |||
| 27 |
PORTYQportyq.com
Securing data and communications against quantum cyber threats through expertise in post-quantum and quantum cryptography solutions. Based in France, with NIST-recognized co-founders. |
4 | |||
| 28 |
SitinCloudsitincloud.com
The company offers two cybersecurity solutions: OwlyScan searches the Darknet for unencrypted files relevant to businesses, while OwlyDetect detects abnormal data behavior |
4 | |||
| 29 |
Owlcubowlcub.com
SaaS platform providing SMBs with intuitive cybersecurity tools including dashboards, automated audits, risk management, and educational resources. |
3 | |||
| 30 |
HACK-IT-Nhack-it-n.com
The company specializes in cybersecurity and organizes the HACK-IT-N conference in partnership with an engineering school, focusing on cyber defense and attacks |
2 | |||
| 31 |
Cybil cyber pour touscybil.fr
Development of a comprehensive French platform supporting small business leaders in managing cybersecurity threats with dedicated coaching and local solutions. |
2 | |||
| 32 |
MCI Servicesmci-services.com
Cybersecurity specialist providing tailored solutions such as audits, secure cloud storage, antivirus, firewall, and IT support to optimize daily operations |
2 | |||
| 33 |
Cabinet Thierry MEYER Consultantstm-consultants.fr
A specialized consulting firm in information security, providing audits, technical expertise, incident response, and personalized protection services to reduce cybersecurity risks |
2 | |||
| 34 |
Beware Cyberlabsbeware-cyberlabs.eu
Development of cyber range platforms, traffic simulators, deception solutions, and training programs to enhance cybersecurity skills and defenses. |
1 | |||
| 35 |
FB-CONSULTANT.FRfb-consultant.com
A consulting firm specializing in digital transformation for businesses, focusing on data security (RGPD compliance, DPO service, cybersecurity) and digital communication (marketing strategy, community management, lead acquisition) |
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 Nov 12, 2026.
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