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Top Cybersecurity Companies for IT Services

74 of 232 cybersecurity companies ranked on evidence in the Q4 2026 edition.

IT services is the broadest label in this directory and covers, at different firms, entirely different work: managed infrastructure and helpdesk, project-based software delivery, cloud migration, security, procurement, or some combination sold as one relationship. Two providers under this heading may have almost nothing in common.

Because the label is wide, the useful filter is the engagement model rather than the capability list. Is this a retained relationship with a service-level agreement and a monthly cost, or project work quoted per piece? Who is accountable when something breaks at two in the morning, and what does the contract actually promise? A provider that answers those precisely is describing a real service; one that answers in capabilities is describing a brochure.

Between them, the 232 cybersecurity companies on this page cover cybersecurity (132), web development (129), web design (122) and eCommerce (83). They also list work in Pune, United States of America and United Kingdom. 231 of them have written a profile you can read before you get in touch.

TrustList ranking

Q4 2026 edition

74 of 232 cybersecurity companies ranked on evidence held on 6 October 2026: client reviews, vetting, awards and facts each business states on its own website, which we read and date. Nobody pays to be placed.

Positions are fixed for the quarter; the next edition is due in January 2027.

Filter by fitbudget, engagement, size and more

Only businesses that have told TrustList match a filter. Filters never change the order or a score.

  1. Also listed, not yet ranked. We hold nothing checkable on these yet that ranks them here: no client review, vetting, award, expert review, or fact stated on their own website (and on a place ranking, where they are based). They follow in order of their TrustList Score. How TrustList ranks · Get vetted, free
  2. Secureworks logo

    Network Security · IT Security · IT Networking · Also in Canada

    Secureworks is a cybersecurity company that helps organisations prevent, detect and respond to attacks. It is part of the Dell Technologies family of brands.

  3. Securicy logo

    Software Development · Web Security · Cybersecurity · Also in Canada

    Securicy was created by two co-founders who lost a deal at an earlier software company because security was not in place.

  4. Securience logo

    Web Development · Web Design · UI/UX Design · Also in United Kingdom

    Securience is a specialist in identity management, access and governance.

  5. S

    E-Commerce Development · IT Security · Data Security · Also in United States of America

    Security analytics and SIEM platform that detects insider threats, cyber threats and fraud, with automated incident response

  6. SECURU logo

    E-Commerce Development · IT Solution · IT Security · Also in Czech Republic

    SECURU s.r.o. is a consultancy focused on IT security and the protection of soft targets.

  7. Skudo OÜ logo

    E-Commerce Development · IT Solution · Data Science · Also in Estonia

    Skudo OÜ develops hardware security for communication links. Its work is built on FPGA chips, where cryptographic functions run directly in hardware rather than in general-purpose…

  8. SS

    Web Development · Web Design · Network Security · Also in United States of America

    Onapsis cybersecurity solutions automate the monitoring and protection of your SAP and Oracle applications, keeping them compliant and safe from insider and outsider threats.

  9. SophistIT logo

    Network Security · IT Security · Network Optimization · Also in Slovakia

    SophistIT is an IT solutions consultancy in Bratislava, Slovakia. It concentrates on protecting company data and systems against cyber threats and on meeting security regulations.

  10. SureCloud logo

    E-Commerce Development · Digital Marketing · Cybersecurity · Also in United Kingdom

    SureCloud supplies governance, risk and compliance (GRC) software together with cybersecurity testing services.

  11. SI

    Artificial Intelligence - AI · Network Security · E-Commerce Development · Also in Germany

  12. Synersoft Technologies Pvt Ltd. logo

    E-Commerce Development · Software Development · Web Security · Also in India

    Synersoft Technologies Pvt Ltd. is an Indian software company whose product, now branded BLACKbox, targets small and medium enterprises.

  13. TS

    Web Development · Web Design · iOS App · Also in South Africa

    Telspace Systems was established in 2002 by CEO Dino Covotsos, who is still actively involved in the business.

  14. TI

    Web Development · E-Commerce Development · Software Development · Also in United States of America

    Tenable, Inc. is a cybersecurity company focused on exposure management, which means finding and reducing security risk across an organisation's technology.

  15. Tessian logo

    Artificial Intelligence - AI · Web Development · Web Design · Also in United Kingdom

    Tessian built email security software centred on what it called human layer security.

  16. Thales eSecurity logo

    Web Development · Web Design · React Native · Also in United States of America

    Thales eSecurity provides data security products and services for companies and governments.

  17. ThreatMark logo

    E-Commerce Development · IT Security · Web Security · Also in Czech Republic

    ThreatMark offers fraud-prevention as a service for web and mobile applications.

  18. T

    Network Security · IT Security · IT Networking · Also in United States of America

    ThreatQuotient makes ThreatQ, a threat intelligence platform for security operations teams.

  19. T

    Web Development · Web Design · Network Security · Also in Ireland

    Threatscape is a pure-play cyber security company with offices in Dublin and London.

  20. T

    Web Development · Web Design · iOS App · Also in Ireland

    TitanHQ is a software-as-a-service security vendor whose products filter email and web traffic and archive email.

  21. Trustwave logo

    Web Development · Web Design · iOS App · Also in United States of America

    Trustwave is a cybersecurity and managed security services provider. It is the security arm of the Singtel group, alongside Optus and NCS, and reports customers in 96 countries.

  22. Tugboat Logic logo

    E-Commerce Development · Web Security · Automation Engineer · Also in United States of America

    Tugboat Logic was created to close the skills gap in security and compliance work. It aims to make information security management simpler and more automated for enterprises.

  23. UnderDefense Cyber Security logo

    E-Commerce Development · IT Security · Cloud Security · Also in United States of America

    UnderDefense Cyber Security is a cybersecurity firm that combines people and tooling to help companies detect and respond to attacks.

  24. U

    Web Development · Web Design · iOS App · Also in Germany

    Utimaco is a worldwide supplier of professional cybersecurity solutions and is based in Aachen, Germany.

  25. VASCO Data Security logo

    Web Development · Web Design · Network Security · Also in United States of America

    OneSpan enables financial institutions and other organizations to succeed by making bold advances in their digital transformation.

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