Top 100 Cybersecurity Companies in the United Kingdom

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Top 100 Cybersecurity Companies in the United Kingdom

The Best of December 2025

Looking for a top cybersecurity consultant in the United Kingdom?

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 United Kingdom Cybersecurity Consultants

  • 181
    (1 Reviews) 4.5

    Timeliness

    4.0

    Service Excellence

    4.5

    Value

    5.0

    Would Recommend

    4.0
    $250,000+
    50 - 249 employees
    London, England
    Founded in 2019, ParsBiz is an advertising company. Their midsize team is in Santa Monica, California; Paris, France; München, Germany and Madrid, Spain. Their team provides advertising, branding, social media marketing, content marketing, and more.
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    Industries

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  • 182
    (0 Reviews)

    Not yet reviewed.

    $5,000+
    50 - 249 employees
    Thundridge, England
    Espria is a Thundridge, England-based IT strategy consulting company. They offer IT strategy consulting and cloud consulting & SI.
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  • 183
    (0 Reviews)

    Not yet reviewed.

    $10,000+
    2 - 9 employees
    Liverpool, England
    Halcyon IT Services ltd is a Cybersecurity company founded in 2023. In Liverpool, England, the team provides Cybersecurity and IT managed services.
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  • 184
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    10 - 49 employees
    Brighton, England
    New World Tech is a cloud consulting & SI company. Based in Brighton, England, the firm provides cloud consulting & SI and Cybersecurity.
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  • 185
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    50 - 249 employees
    Sheffield, England
    Digiatto IT Services, a Cybersecurity company, is in Sheffield, England and Indore, India. Established in 2010, the team specializes in Cybersecurity and IT staff augmentation.
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  • 186
    (0 Reviews)

    Not yet reviewed.

    $5,000+
    50 - 249 employees
    Portishead, England
    IT strategy consulting company Chorus was established in 1999. The team focuses on IT strategy consulting and Cybersecurity.
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    Industries

  • 187
    (0 Reviews)

    Not yet reviewed.

    $5,000+
    50 - 249 employees
    Guildford, England
    Ramsac is an IT strategy consulting company. Headquartered in Guildford, England, the firm was founded in 1992. Their team offers IT strategy consulting and cloud consulting & SI.
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    Industries

  • 188
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    50 - 249 employees
    Bristol, England
    Launched in 2009, Witekio, a midsize user experience design agency, is in Lyon, France and Bellevue, Washington. Their services include UX/UI Design and Cybersecurity.
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    Industries

  • 189
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    50 - 249 employees
    London, England
    Launched in 2011, TD Web Services is a midsize London, England-based cloud consulting & SI company. Their team focuses on cloud consulting & SI and IT managed services.
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    Industries

  • 190
    (0 Reviews)

    Not yet reviewed.

    $5,000+
    10 - 49 employees
    Bury St Edmunds, England
    IT managed services company Green Duck is headquartered in Bury St Edmunds, England. Founded in 2002, the team offers IT managed services and Cybersecurity.
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    Industries

  • 191
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    10 - 49 employees
    Oldbury, England
    Kalamazoo IT, a small IT managed services company, is based in Oldbury, England. The team provides IT managed services and Cybersecurity.
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  • 192
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    10 - 49 employees
    Darlington, England
    Bondgate IT is a cloud consulting & SI company. In Darlington, England, their team provides cloud consulting & SI and Cybersecurity.
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  • 193
    (0 Reviews)

    Not yet reviewed.

    $5,000+
    50 - 249 employees
    Warwick, England
    Zenzero is an IT managed services company founded in 2004. Their team provides IT managed services and Cybersecurity.
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    Industries

  • 194
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    250 - 999 employees
    London, England
    Zenith Business Solutions is a Digital Strategy company. They are based in Al Kuwayt, Kuwait and Hyderabad, India. Their team offers Digital Strategy and IT strategy consulting.
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  • 195
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    10 - 49 employees
    London, England
    Established in 2018, Anika Tech Support, a small IT managed services company, is in London, England. Their team specializes in IT managed services and IT strategy consulting.
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  • 196
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    50 - 249 employees
    Buckshaw Village, England
    IT strategy consulting company Netcentrix was established in 1995. The midsize team offers IT strategy consulting and cloud consulting & SI.
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  • 197
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    10 - 49 employees
    City of London, England
    Launched in 2004, Cubit Technology is a small City of London, England-based IT strategy consulting company. Their services include IT strategy consulting and cloud consulting & SI.
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  • 198
    (0 Reviews)

    Not yet reviewed.

    $5,000+
    10 - 49 employees
    Stafford, England
    EPX Technical Services is an IT strategy consulting company located in Stafford, England. Their services include IT strategy consulting and cloud consulting & SI.
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  • 199
    (0 Reviews)

    Not yet reviewed.

    $5,000+
    10 - 49 employees
    Chatham, England
    Founded in 2009, Ivinco is a small Cybersecurity company. Their services include Cybersecurity and IT managed services.
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  • 200
    (0 Reviews)

    Not yet reviewed.

    $5,000+
    10 - 49 employees
    Bristol, England
    Impact IT Solutions is an IT managed services company. Headquartered in Bristol, England, the team focuses on IT managed services and cloud consulting & SI.
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    Industries

  • 201
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    2 - 9 employees
    Birkenhead, England
    Zansys ICT - Business IT Solutions is a Birkenhead, England-based IT managed services company. They focus on IT managed services and Cybersecurity and were established in 2000.
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    Industries

  • 202
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    50 - 249 employees
    London , England
    Penguin Commercial Limited, a Corporate Travel Management company, is located in London , England. The team focuses on Corporate Travel Management and IT managed services.
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    Industries

  • 203
    (0 Reviews)

    Not yet reviewed.

    $5,000+
    2 - 9 employees
    Birmingham, England
    Launched in 2016, Shesh Tech IT Services is an IT managed services company. The small team offers IT managed services and Cybersecurity.
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  • 204
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    10 - 49 employees
    Berkhamsted, England
    Headquartered in Berkhamsted, England, Memgraph is a software development company. Founded in 2016, the team provides Custom Software Development and Cybersecurity.
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  • 205
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    10 - 49 employees
    London, England
    Network Squad LTD is an IT strategy consulting company in London, England. They focus on IT strategy consulting and cloud consulting & SI.
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  • 206
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    50 - 249 employees
    London, England
    Established in 2000, Enterprise Outsourcing is a cloud consulting & SI company. The team offers cloud consulting & SI and Cybersecurity and is based in Sandton, South Africa and Melbourne, Australia.
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  • 207
    (0 Reviews)

    Not yet reviewed.

    $25,000+
    50 - 249 employees
    Thatcham, England
    Support Revolution is an IT strategy consulting company. Their midsize team of employees is in Thatcham, England. Their team offers IT strategy consulting and ERP consulting and SI.
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  • 208
    (0 Reviews)

    Not yet reviewed.

    $5,000+
    10 - 49 employees
    Twickenham, England
    2mghealthcare is a small Twickenham, England-based Cybersecurity company. The team focuses on Cybersecurity and IT strategy consulting.
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  • 209
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    2 - 9 employees
    Wellingborough, England
    In Wellingborough, England, Mayfield intelligence Operations is a Cybersecurity company. The team provides Cybersecurity and IT strategy consulting.
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  • 210
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    10 - 49 employees
    Cross Hands, Wales
    Launched in 1989, Morgan & Morgan Business and Technology is an IT managed services company. The team provides IT managed services and Cybersecurity.
    Read More
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