Your Cloud and Information
Security Partner

About Us

Established in 2002, Odyssey Cloud & Information Security Partner, providing Advisory Services that empower organizations around the world to securely conduct their business in an expanding information-threat landscape by effectively managing their Digital Risks.

For more than two decades, we support organizations around the world to formulate and manage their Cloud & Information Security strategy to mitigate their operational risk. Our 360˚ approach encompasses a complete range of Advisory Services comprised of ClearSkies™ Cloud SIEM, Managed Security Services (MSS), Governance, Risk & Compliance (GRC), IthacaLabs™, Cloud Transformation and Integrated Solutions.

Among our homegrown products is the award-winning ClearSkies™ Cloud SIEM for which Odyssey is included in the 2021 Gartner Magic Quadrant due to its completeness of vision and ability to execute. It is built on the ClearSkies™ Threat & Vulnerability Management Platform, which unlocks the intelligence of your Log & Event Data, accelerating the rate at which you identify and respond to destructive threats by associating Threats with Vulnerabilities as they emerge.

ClearSkies™ Cloud SIEM offers an array of modern SIEM core capabilities, granting real-time visibility of your security posture as well as detection and response capabilities. Add-ons, include Active Defense, Endpoint Detection & Response (EDR), Identity & Access and Vulnerability Management and “Third-party data enrichment integration”, available to be procured at any time based on your needs and budget.

Odyssey is ISO 27001, ISO 9001 and ISO 22301 certified, and accredited by the Payment Card Industry Security Standards Council (PCI SSC) as a Qualified Security Assessor (QSA). We are also honoured with the globally recognised Great Place to Work® certification, the assessment methodology used by “The Fortune 100 Best Companies to Work in America”.


Founded in Nicosia, Cyprus

Signed 1st 24/7 Security Monitoring & Device Management contract with an international financial organization

Opened local office in Athens, Greece

Expanded MSS Security Operations Center (SOC) to Athens, Greece

Released the "Cyber Threat Alert" service

Launched MSS Secure Web Portal

Signed the 1st MSS contract with an organization with offices in multiple countries

Signed with an international financial organization to design, implement and support their Information Network & Security Infrastructure

Launched ClearSkiesTM NG SIEM

  • Established "IthacaLabsTM" Threat Intelligence Unit
  • Acquired ISO 27001
  • Acquired PCI QSA Accreditation

  • Launched ClearSkiesTM Big Data Security Analytics Platform
  • Transitioned ClearSkiesTM SIEM to Big Data & Security Analytics Platform
  • Released ClearSkiesTM NG iCollector v1.0
  • Acquired PCI ASV Accreditation
  • Released ClearSkiesTM NG Endpoint Agent v1.0
  • 2014
    Won the "Data Impact Awards" in the "Operational Analytics" category for "Most Admirable Architecture" for ClearSkiesTM Platform

    Opened local office in New York, USA

    Released ClearSkiesTM NG Endpoint Agent v5.0 Enterprise edition with FIM & Antimalware capabilities

  • Expansion to the Middle East
  • Launched an intelligent User & Entity Behavior Analysis (UEBA) model on the ClearSkies™ Platform.
  • 2018
    ONE Strategic Partner helping organizations effectively address the Digital Risks posed during and after their Digital Transformation journey

    Odyssey is included in 2021 Gartner’s Magic Quadrant for ClearSkies™ Cloud SIEM


    Management Team

    Eleftherios Antoniades

    Founder & CTO

    Christos Onoufriou


    Manos Vrontis

    Director of Strategy Development

    Loukas Tapakis

    General Manager, Global Operations

    Irene Selia

    Irene Selia

    Head of Global Development, ClearSkies™

    Harris Stylianides

    Harris Stylianides

    Director of Business Development

    Constantinos Constanti

    Constantinos Constanti

    Director of Presales



    To be the leading organization in the wider region in the areas of Cybersecurity, Infrastructure and Risk Management Services and related Managed Security Services creating real and sustainable value for our clients, employees and shareholders



    To be the recognized leader in the regional Cybersecurity, Infrastructure, Risk Management and Managed Security Services market, projecting trust in our experience and skills, and consistently delivering a high quality experience to our clients




    We transform innovative ideas into progressive products and solutions that proactively address information security trends and challenges.


    We strive towards perfection by instilling into our people the sense of leadership, ownership and perseverance, which we support through a corporate culture of strong teamwork, mutual respect, and professionalism.


    We place our customers in the center of our business equation. Our unconditional commitment is to be ahead of their needs and constantly exceed their expectations by delivering high quality, adaptive and robust solutions. We develop and maintain long-term relationships with our customers who perceive us as a valuable business associate.

    Awards & Certifications

    Odyssey is an ISO 27001 certified organization, and has been accredited by the Payment Card Industry Security Standards Council (PCI SSC) as a Qualified Security Assessor (QSA).



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