Top 23 IT security companies based in Greece

“CENSUS is a cybersecurity engineering powerhouse.”

“ADACOM, a Byte subsidiary, enables security online for Financial Institutions, Telecom Operators, Governments and Large Organizations, in more than 30 countries in EMEA.”

“Our company's structure is based on a modern and flexible model ensuring adaptation in running developments but also in continuous requirements and needs of our clients.”

“At ThreatScene, we are committed to setting new standards in cybersecurity by delivering exceptional, high-quality services designed to protect your most valuable digital assets.”

“With constant integration of technology in every aspect of an organisation, information security is something that everyone needs.”

“Alphabit is an expert Cybersecurity services provider.”

“CyberNoesis was established in 2015 by cyber security specialists with extensive experience in enterprise, industrial and telecommunications sectors.”

“GeniusNet SA is a High tech Cybersecurity and Smart security Company specialized on Supporting your business!”

“We are here to jointly understand and address in practice how Cybersecurity can be a business enabler- Providing Cybersecurity services, industry-specific, vendor neutral and…”

“Accessit is a dynamically developing company that provides integrated solutions in the field of Internet.”

“A cyber security company that offers bespoke, impact-centric services through envisioning, designing, crafting and providing critical Cyber Security Solutions and advanced A.I.”

“Established in 2024, TÜV AUSTRIA Trust IT stands as a subsidiary of TÜV AUSTRIA, specializing in comprehensive information security and IT-related services.”

“Η Cysoft Σύμβουλοι Πληροφορικής ΕΠΕ ιδρύθηκε το 1998 για να διαθέσει στην Ελληνική Αγορά επιλεγμένα προϊόντα και λύσεις ασφάλειας πληροφορικής.”

“InnoSec is a spin-off company, involved in state-of-the-art research in the field of information security.”

“Logisek is a leading Cyber Security and IT services firm, founded in Greece in 2008 and expanded to Romania in 2019.”

“PeS Cybersecurity, your trusted partner in safeguarding your digital domain, born from the dynamic collaboration between two industry leaders, Pylones Hellas, and eSafe, brings…”

“At HEADNET, we deliver advanced networking and cybersecurity solutions designed to meet your unique business needs.”

“Started in is now one of the leading companies in managed security services.”

“At CyberOne we select and integrate the most advanced IT security solutions to address the evolving needs of corporate customers who must protect their information repositories…”

“Privately held company providing cyber-security services, specializing in Digital Forensics / Incident Response (DFIR), malware analysis.”