Custom software development company Andersen is an international custom software development company with a strong focus on technology-intensive industries. Since its foundation in 2007, the company has opened more than 16 development centers and 16 sales offices around the world. More than 3700 highly skilled specialists work on the development, customization and integration of enterprise IT solutions, web and mobile application... Read More
Top Cybersecurity Companies in Western Europe 2026 Rankings & 9,737 Client Reviews for 720 Service Providers
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List of the Best Cyber Security Companies in Western Europe
DevRepublic BV
TOP RATED25% Cyber Security
Network Security Penetration Tests51-200> €25,000€25 - €49Zwolle, Netherlands + 1Bridging Excellence At a glance DevRepublic is our name. We run specialized development teams that build software designed to address real-world challenges—so your organization can operate faster, work smarter, and accelerate innovation. Website http://www.devrepublic.nl Phone +31 (0)387600580 Head office Zwolle,... Read MoreInfopulse
TOP RATED15% Cyber Security
Digital Forensics Attack Detection & Response5,001-10,000> €100,000€50 - €74Germany + 9First-Class Digital Solutions since 1991 Infopulse, part of Tietoevry Create, is an international provider of services for Software R&D, Application Management, Cloud & IT Operations, and Cybersecurity—serving small and mid-sized businesses and Fortune 100 enterprises around the world. Since 1991, Infopulse has grown into a workforce of... Read MoreSquad
TOP RATED20% Cyber Security
201-500> €10,000€100 - €149Vauvenargues, FranceSquad is located in Lyon, France SQUAD is a consulting firm in IT, with offices in Sophia-Antipolis, Paris, Toulouse, and Aix en Provence. Established in 2010, its mission is to build applications that are straightforward to use, efficient in practice, and ready for secure rollout across platforms and devices. Its expertise is c... Read MoreLinkurious
TOP RATED40% Cyber Security
11-50> €1,000> €200Montreuil, FranceStop chasing insights in the dark. Linkurious is a software company that builds next-generation graph intelligence for enterprises, serving both technical teams and business users. Its technology gives more than 4,000 researchers, analysts, and investigators at Global 2000 companies, public-sector organizations, and nonprofits a f... Read MorePrivacy Praxis SRL
TOP RATED45% Cyber Security
11-50> €1,000> €200Lasne, Belgium + 2Data protection consultancy Privacy Praxis: your data protection partner Data protection is a major hurdle for any business, and the challenge has only grown since the GDPR arrived. That is why it pays to have a specialist at your side: a firm focused entirely on data protection, information security, and GDPR requirements... Read MoreMoneycore Smart
TOP RATED15% Cyber Security
IT Security & Crime Prevention11-50> €10,000€25 - €49Colombes, France + 2Moneycore Smart stands for trust, innovation Moneycore Smart is an international digital transformation and technology partner helping organizations create modern, scalable, intelligent solutions. Based in France and supported by offices in Dubai, Tunisia, Morocco, and India, we unite deep technical skill with solid sector insight across fi... Read More100% Cyber Security
Digital Forensics Attack Detection & Response Network Security Penetration Tests11-50> €1,000< €25Courbevoie, FranceOur job ? Protect yours. For more than 25 years, INTRINSEC has built a leading role in information systems security. What drives us is helping our clients safeguard their businesses from end to end. We bring together the cybersecurity expertise of our 200 employees with technology drawn from the market and solutions we c... Read More100% Cyber Security
Digital Forensics Network Security1> €1,000< €25Paris, FranceA duo of cryptography and cybersecurity expertise Tandem Technology was established in 2022 by specialists in cryptography and cybersecurity, and it operates as an independent advisory and audit company. We design audits and training plans around your priorities, so we can work side by side to shape your security objectives. A0 - Security Au... Read More- We will find the ideal provider for you! Receive top offers individually selected for you free of charge.
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100% Cyber Security
Network Security Penetration Tests51-200> €1,000< €25Paris, FrancePAY A REWARD NOT A RANSOM. Since 2015, YesWeHack has grown into a top-tier bug bounty and vulnerability management platform. It brings organisations together with a global community of tens of thousands of bug hunters, all focused on finding and fixing weaknesses in websites, mobile apps, connected devices, and digital inf... Read More100% Cyber Security
Digital Forensics2-10> €10,000€25 - €49Nanterre, France360° Security Advisory & Consultancy Services Fortress Plus is a Paris-based advisory and consulting company focused on IT/OT cybersecurity and cyber-physical security. Established in January 2021, it unites seasoned consultants and specialists to deliver a broad portfolio of security services for clients. We shape our IT/OT security work a... Read More100% Cyber Security
11-50> €1,000> €200Paris, France + 1Looking for Okta expert? You’re in the right place We are a professional services firm with deep expertise in identity and access management. Based in France, we are an Okta Premier Partner and have a team of 20 IAM and SSO specialists. We are always on the lookout for early-career talent with strong values and the drive to grow fast in IT securi... Read More100% Cyber Security
51-200> €10,000€150 - €199Haarlem, Netherlands + 3San Francisco Cyber Security Company Lookout is a cybersecurity company that helps both people and organizations stay mobile without sacrificing security. Powered by 100 million mobile sensors, it builds a rich dataset drawn from nearly all mobile code worldwide. With the Lookout Security Cloud, suspicious relationships that might o... Read More100% Cyber Security
Penetration Tests1> €1,000< €25Issy-les-Moulineaux, FranceOur Job, Protecting Yours! From cybersecurity engineering and hands-on training to auditing, consulting, and Cyberdefense (CyberSOC), we deliver the full spectrum of support. Our PCI QSA, PCI 3DS, and PCI PIN certifications underline the trust we’ve earned, and our human-skills development services round out the offer. LMP... Read MoreCyberens Technologies & Services
TOP RATED30% Cyber Security
Network Security1> €1,000< €25Bordeaux, FranceData Protection & Security Engineering Cyberens builds technology around one priority above all: protecting digital assets and critical systems. Our team advises organizations working in defense and space, banking, industrial automation, and IoT, and we also create software for clients who place security at the center of their operat... Read MoreTarscope
TOP RATED10% Cyber Security
2-10> €10,000€100 - €149Amsterdam, NetherlandsEnables companies to gain a competitive advantage We help organizations of every size build a durable competitive advantage. By choosing the right technologies, refining and speeding up their digital roadmap, engineering modern system architectures, and implementing transformative solutions, we set a new bar for how industries operate. Read MoreOrness
TOP RATED25% Cyber Security
11-50> €10,000€25 - €49Paris, FranceOrganization, Network and Security Services ORNESS operates at the crossroads of consulting and IT services, where it helps organizations reshape their infrastructure. The company guides clients through technology change with engineering expertise, specialist know-how, and day-to-day operational support. Its method is holistic, built aroun... Read MoreNEXTEDIA
TOP RATED40% Cyber Security
51-200> €1,000< €25Paris, FranceDRIVE THE CHANGE Nextedia Group focuses on cybersecurity, cloud services, digital workplace solutions, and customer experience. Backed by more than 300 specialists, the group combines commercial insight with deep technical know-how, guiding clients end to end from strategic advice through to the delivery of top-t... Read More100% Cyber Security
Network Security1> €1,000< €25Courbevoie, FranceSecuring Businesses Secu9 (Secu Nine) is a specialist cybersecurity advisory firm built to unite leading talent across the field. Our mission is to back clients with consulting that delivers strong added value, guided by a clear focus on outcomes and a hands-on, committed approach. The Secu9 portfolio is structured... Read More100% Cyber Security
51-200> €10,000€50 - €74Paris, France + 1Security and Investigations / Security Risk Manage Neptune P2P Group is an international risk management firm focused on security, intelligence, and protective support for maritime operations. Backed by specialist teams and round-the-clock assistance, it enables organizations to work securely in challenging environments around the world. Read MoreKalita Partners
TOP RATED45% Cyber Security
2-10> €1,000> €200Paris, France + 1Trusted advisor for critical decisions Our team helps clients navigate high-stakes situations that can seriously affect performance and public standing. Drawing on deep expertise in technology, forensic investigation, and business intelligence, our international specialists work carefully and discreetly to uncover the facts—so clients... Read More

