Top 100 Cybersecurity Companies in England

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Top 100 Cybersecurity Companies in England

The Best of March 2026

Looking for a top cybersecurity consultant in England?

Check out our list of the best cybersecurity consulting companies to choose a partner that can secure your company. Preventing data breaches should be the top security priority for all businesses in the digital age. 

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List of the Best England Cybersecurity Consultants

  • 631
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    2 - 9 employees
    Hook Norton, England
    S-branch is a big data company. Launched in 2018, their team specializes in BI & big data consulting & SI and Cybersecurity.
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  • 632
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    2 - 9 employees
    London, England
    IT strategy consulting company PrivacySolved provides IT strategy consulting and Cybersecurity. They are in London, England.
    Read More
  • 633
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    2 - 9 employees
    Manchester, England
    Fortress Lab, a Cybersecurity company, was established in 2015. The team specializes in Cybersecurity and Web Development and is based in Manchester, England.
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  • 634
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    2 - 9 employees
    Kennett, England
    Old Forge Technologies is a Kennett, England-based web design agency. They provide Web Design and cloud consulting & SI.
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  • 635
    (54 Reviews) 4.8

    Timeliness

    4.6

    Service Excellence

    4.7

    Value

    4.5

    Would Recommend

    4.9
    $50,000+
    250 - 999 employees
    London, England
    Infinum, a custom software development company, was established in 2005. They are in New York, New York; San Francisco, California; Zagreb, Croatia and Ljubljana, Slovenia and have a midsize team. Their services include Custom Software Development, Web Development, Mobile App Development, UX/UI Design, and more.
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    Clients

    Philips

    Industries

  • 636
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    50 - 249 employees
    London, England
    StoneTurn is a Business Consulting company. Their team is based in Boston, Massachusetts and New York, New York and offers Business Consulting and Cybersecurity.
    Read More

    Industries

  • 637
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    1,000 - 9,999 employees
    Bracknell, England
    IT strategy consulting company Excis Compliance was established in 2001. The team provides IT strategy consulting and cloud consulting & SI and is in Bracknell, England and Navi Mumbai, India.
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  • 638
    (0 Reviews)

    Not yet reviewed.

    $50,000+
    250 - 999 employees
    London, England
    Software development firm G10X was launched in 2018. The agency focuses on Custom Software Development and Blockchain.
    Read More

    Industries

  • 639
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    Freelancer employees
    Leatherhead, England
    Data GRC Ltd is an IT strategy consulting company. Founded in 2017, the team provides IT strategy consulting and Cybersecurity. The agency is headquartered in Leatherhead, England.
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  • 640
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    Freelancer employees
    Thurmaston, England
    Pactum Consulting Ltd, a Cybersecurity company, is based in Thurmaston, England. The team provides Cybersecurity and IT managed services.
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  • 641
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    Freelancer employees
    EC3V 3NG, England
    Cybersecurity company Eldentech Limited is in EC3V 3NG, England. Launched in 2018, the team specializes in Cybersecurity and Custom Software Development.
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  • 642
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    50 - 249 employees
    London, England
    Talan UK is a data analytics company launched in 2024. The midsize team focuses on BI & big data consulting & SI and Marketing Strategy.
    Read More

    Industries

  • 643
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    50 - 249 employees
    London, England
    Cybersecurity company ONEiO is based in Helsinki, Finland and London, England. They specialize in Cybersecurity and IT managed services.
    Read More

    Industries

  • 644
    (0 Reviews)

    Not yet reviewed.

    $5,000+
    10 - 49 employees
    Derby, England
    In Derby, England and Mumbai, India, Absolute Networks is an IT managed services company. They specialize in IT managed services and cloud consulting & SI.
    Read More

    Industries

  • 645
    (0 Reviews)

    Not yet reviewed.

    $10,000+
    250 - 999 employees
    Slough, England
    Guidance Software is a Cybersecurity company. Their midsize team is based in Pasadena, California and New York, New York. Their services include Cybersecurity and IT strategy consulting.
    Read More

    Clients

    Box

    Industries

  • 646
    (0 Reviews)

    Not yet reviewed.

    $10,000+
    250 - 999 employees
    Reading , England
    Launched in 2003, Herjavec Group is an IT managed services company. The team provides IT managed services and Cybersecurity.
    Read More

    Industries

  • 647
    (0 Reviews)

    Not yet reviewed.

    $5,000+
    10 - 49 employees
    South Shields , England
    HTG is an IT managed services company. Their small team of employees is in South Shields , England. Their team offers IT managed services and IT strategy consulting.
    Read More

    Industries

  • 648
    (0 Reviews)

    Not yet reviewed.

    $10,000+
    10 - 49 employees
    London, England
    Snap International is a Transcription company. They are based in London, England and have small team. Their services include Transcription and Call Center Services.
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  • 649
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    50 - 249 employees
    London, England
    Sharp Decisions is a Blockchain company established in 1990. The firm offers Blockchain and Cybersecurity, and is midsize.
    Read More

    Industries

  • 650
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    1,000 - 9,999 employees
    London, England
    Established in 1999, Secureworks is a large Atlanta, Georgia-based Cybersecurity company. Their services include Cybersecurity.
    Read More
  • 651
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    2 - 9 employees
    Stretford, England
    Cloud 53 is a small Stretford, England-based data analytics company. The team offers BI & big data consulting & SI and cloud consulting & SI.
    Read More
  • 652
    (0 Reviews)

    Not yet reviewed.

    $10,000+
    250 - 999 employees
    London, England
    Digital Guardian, a midsize IT managed services company, is in Waltham, Massachusetts and Reston, Virginia. The team specializes in IT managed services and Cybersecurity.
    Read More

    Industries

  • 653
    (0 Reviews)

    Not yet reviewed.

    $10,000+
    1,000 - 9,999 employees
    Theale, England
    Rapid7 is a Cybersecurity company. Their large team is in Boston, Massachusetts and Manhattan Beach, California. Their services include Cybersecurity and IT managed services.
    Read More

    Industries

  • 654
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    Freelancer employees
    London, England
    Nandini Consulting, a Market Research company, is located in London, England. They specialize in Market Research and IT strategy consulting.
    Read More

    Industries

  • 655
    (3 Reviews) 4.3

    Timeliness

    4.3

    Service Excellence

    4.5

    Value

    4.3

    Would Recommend

    4.3
    Undisclosed
    1,000 - 9,999 employees
    London, England

    ValueLabs is a global business technology services and solutions provider based in Hyderabad, India with over 25 offices worldwide in the US, Europe, and Asia. Founded in 1997, ValueLabs' team of over 5,000 employees provides non-voice BPO/back office services and voice/call center capabilities.

    Read More

    Industries

  • 656
    (31 Reviews) 4.8

    Timeliness

    4.7

    Service Excellence

    4.8

    Value

    4.6

    Would Recommend

    4.9
    $25,000+
    1,000 - 9,999 employees
    London, England

    ELEKS is a custom software development firm established in 1991. Their large team is in Tallinn, Estonia; L'viv, Ukraine; Berlin, Germany and Rzeszów, Poland. Their services include Custom Software Development, BI & big data consulting & SI, cloud consulting & SI, Cybersecurity, and more.

    Read More

    Clients

    BNY Mellon DPD Acino DRAX

    Industries

  • 657
    (0 Reviews)

    Not yet reviewed.

    $5,000+
    250 - 999 employees
    London, England
    Based in San Francisco, California and Reston, Virginia, Lookout is a Cybersecurity company. They specialize in Cybersecurity.
    Read More

    Industries

  • 658
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    1,000 - 9,999 employees
    London, England
    FORVIS is an Accounting company established in 1923. Their team offers Accounting and Business Consulting.
    Read More

    Industries

  • 659
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    10 - 49 employees
    London, England
    Global Institute For Digital Competitiveness - GIDCOMP is a London, England-based business intelligence company. Their services include BI & big data consulting & SI and Cybersecurity.
    Read More
  • 660
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    250 - 999 employees
    City of London, England
    InnoWave is a Cybersecurity company launched in 2008. Their team focuses on Cybersecurity and UX/UI Design.
    Read More

    Industries

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