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Top Cybersecurity Companies for IT Networking

9 of 30 cybersecurity companies ranked on evidence in the Q4 2026 edition.

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Between them, the 30 cybersecurity companies on this page cover IT services (26), network security (20), web development (15) and cybersecurity (15). They also list work in United States of America, Canada, Russia and Switzerland. 30 of them have written a profile you can read before you get in touch.

TrustList ranking

Q4 2026 edition

9 of 30 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.

How this is rankedAbout this edition
All cybersecurity companies 9 rankedSMEs 8 ranked
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  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

    Secureworks

    IT Services · Network Security · Network Optimization · 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.

    Write a review
  3. T

    ThreatQuotient

    IT Services · Network Security · Network Optimization · Also in United States of America

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

    Write a review
  4. TM

    Trend Micro

    Mobile App Development · Network Security · Web Development · Also in Singapore

    Trend Micro is a cybersecurity company that began in security software and now operates as the listed parent of a group of security businesses.

    Write a review
  5. VA

    Vectra AI

    IT Services · E-Commerce Development · Software Development · Also in Canada

    Vectra AI sells security software that uses artificial intelligence to spot and respond to cyberattacks.

    Write a review
  6. WN

    Wedge Networks, Inc.

    IT Services · Network Security · E-Commerce Development · Also in Canada

    Wedge Networks, Inc. is a network security company. It first built WedgeARP, a software-defined system that inspects, detects and blocks malware and cyber threats in real time…

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  7. W

    WinMagic

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

    WinMagic develops data encryption and authentication software. Its work centres on protecting data at rest, with full disk and file encryption managed from a single console.

    Write a review

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