Top 100 Cybersecurity Companies in the United Kingdom

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Top 100 Cybersecurity Companies in the United Kingdom

April 2023

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. 

List of the Best United Kingdom Cybersecurity Consultants

  • 1
    • $5,000+
    • 50 - 249 employees
    • London, United Kingdom

    Transputec, a midsize cybersecurity company, is located in Wembley, United Kingdom. They focus on cybersecurity, IT managed services, and custom software development and were launched in 1984.

    Industries

    Notable Project

    A media and events company was looking to revamp their IT infrastructure, so they engaged with Transputec Ltd to provide them with a full audit of their entire system.

    "They came up with good solutions at a reasonable cost and delivered their tasks with minimal problems."

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  • 2
    • Scheduling

      4.9
    • Quality

      4.9
    • Cost

      4.3
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $5,000+
    • 10 - 49 employees
    • Clayton-le-Woods, United Kingdom

    Launched in 2001, HW Technology is an IT managed services company. The agency specializes in IT managed services, cybersecurity, IT strategy consulting, and other IT consulting and SI and has a small team.

    Industries

    Notable Project

    Orca provides ongoing managed IT services to an accounting firm. They ensure the client's cybersecurity and keep their service going.

    "They have great knowledge of our business and provide fast response times."

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  • 3
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      5.0
    • NPS

      5.0
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    • $1,000+
    • 10 - 49 employees
    • Colden Common, United Kingdom
    Evalian is a small cybersecurity and business consulting company. Based in Colden Common, United Kingdom; London, United Kingdom and Worcester, United Kingdom, the firm was founded in 2017. Their team specializes in cybersecurity and business consulting.

    Clients

    • Alliants
    • T.M Lewin
    • Copy Bet
    • Vistry Group

    Industries

    Notable Project

    Evalian held a standard Cyber Essentials Plus assessment for a software company. They run scans and offer an opportunity for remediation before they could be rescanned. 

    "They took the time to make it stress-free while maintaining the impartiality you'd expect as an assessor."

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  • 4
    • Scheduling

      4.5
    • Quality

      4.5
    • Cost

      3.3
    • NPS

      4.7
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    • $50,000+
    • 1,000 - 9,999 employees
    • Leeds, United Kingdom

    Headquartered in Leeds, United Kingdom, BJSS is an IT consultancy with offices in London, New York, and Bristol and Manchester, U.K. Since 1993, their team of 750+ has specialized in custom software development, application testing, IT strategy consulting, and more for enterprise-level and midmarket clients. 

    Clients

    • Euroclear
    • Barclays
    • Xerox
    • BBC

    Industries

    Notable Project

    BJSS is developing an integration layer to send medical recommendations from a third-party solution to a .NET web app and SQL database. Their solution is built on JSON, HTML, and JavaScript.

    "...BJSS’ work has put us in a fantastic position."

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  • 5
    • Scheduling

      4.8
    • Quality

      5.0
    • Cost

      4.5
    • NPS

      5.0
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    • Undisclosed
    • 10 - 49 employees
    • London, United Kingdom

    HewardMills is a Data Protection Office (DPO) services company based in London with offices in Dublin, San Francisco, Berlin, and Zurich. The company has a team of more than 30 that provides business consulting, cybersecurity, and corporate training services to various companies.

    Clients

    • Monzo
    • Symantec
    • iManage
    • HCL

    Notable Project

    HewardMills helps a software company comply with security and privacy regulations around the world. They audit their practices, help them craft their privacy notice, and advise them about security regulations. 

    “They’re a leader in privacy matters.”

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  • 6
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      4.5
    • NPS

      5.0
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    • $1,000+
    • 10 - 49 employees
    • London, United Kingdom

    Smartdesc is a London-based IT company with a team of fewer than 50 people. Founded in 2011, they offer IT strategy consulting, cloud consulting, and cybersecurity solutions for small and mid-market businesses, primarily non-profit organizations.

    Clients

    • Mind
    • Terrence Higgins Trust
    • NCVO
    • ACEVO

    Industries

    Notable Project

    Smartdesc helped a nonprofit membership organization transition from an outdated technology environment to Office 365 in order to facilitate remote work. They remain on board to provide ongoing support.

    "The most noteworthy thing about working with them is their ability to fix problems."

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  • 7
    • Scheduling

      4.8
    • Quality

      4.9
    • Cost

      5.0
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $1,000+
    • 10 - 49 employees
    • Edinburgh, United Kingdom

    Texaport Ltd is a tech support company based in Edinburgh, Scotland. With a team of 50 members. Founded in 2012, the company provides cybersecurity, IT managed services, and IT strategy consulting services to mid-market firms as well as small and large companies. They have worked in various industries, such as IT, business services, and telecommunications.

    They have worked with clients in Edinburgh, where their business was founded, as well as those based throughout the UK and across the globe.

    Industries

    Notable Project

    Texaport Ltd provides comprehensive IT services including 24-hour support, GDPR consulting, and troubleshooting.  

    "Their communication is top notch, and they respond to us quickly." 

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  • 8
    • $5,000+
    • 10 - 49 employees
    • Billericay, United Kingdom

    Clear Thinking Solutions is a communication and IT solutions provider based in Essex, U.K., with an office in London. The company, founded in 2009, has a team of more than 20 that provides IT managed services, cybersecurity, and IT strategy consulting to small and midmarket companies.

    Industries

    Notable Project

    Clear Thinking IT Solutions provides extensive IT services for an insurance firm. The team handles everything to support and improve the clients' IT network security.

    "What impresses me most about their overall services is their willingness to seek to fix all problems we have."

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  • 9
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      4.5
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $5,000+
    • 10 - 49 employees
    • Sheffield, United Kingdom

    PAV I.T. Services is an IT company in Leeds and Burgess Hill, England. Founded in 1988, they have about 33 employees that serve mostly small-business and midmarket clients in the automotive, legal, and financial sectors. Services include IT managed services, cloud consulting, and IT strategy consulting.

    Clients

    • Stevensdrake solicitors
    • XYZ
    • La Redoute
    • MDA College

    Industries

    Notable Project

    An occupational health company hired PAV I.T. to provide IT support, specifically with information security. The team monitors the network and equipment and takes other consistent measures to ensure security.

    "They have a very clear implementation plan and it inspires confidence."

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  • 10
    • $1,000+
    • 10 - 49 employees
    • Bournemouth, United Kingdom

    Cloudserve is a cloud solutions provider based in Bournemouth, England with an office in London. Founded in 2009, their team of fewer than 50 professionals offers IT managed services, IT strategy consulting, and cloud consulting & SI services for small and medium-sized businesses. They have experience working in various industries, including hospitality, financial services, and IT.

    Clients

    • FJB Hotels
    • BSN Social Care
    • Futur First
    • Braben

    Industries

    Notable Project

    Cloudserve Ltd migrated local servers to a central cloud environment. They integrated Office 365, SharePoint, file-sharing, and implementing abilities into the IT system. They provide ongoing support services.

    "Cloudserve Ltd has delivered exceptional ongoing support."

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  • 11
    • Scheduling

      5.0
    • Quality

      4.9
    • Cost

      4.9
    • NPS

      5.0
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    • $1,000+
    • 10 - 49 employees
    • Belfast, United Kingdom

    Tibus Ltd is an internet company based in Belfast, Ireland that was founded in 1996. Their team of around 30 employees provides managed IT services to mid-market and small businesses in the IT sector. 

    Industries

    Notable Project

    TIBUS provides web hosting services for an AV service company. Their scope of work recently broadened to include server installation, which involves setting up sub-second, low-latency streaming servers.

    “TIBUS’ support is amazing, and they’re always there for us when we need them.”

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  • 12
    • Undisclosed
    • 50 - 249 employees
    • Liverpool, United Kingdom

    ReputationDefender is a public relations firm. Their midsize team is located in Redwood City, California; Tempe, Arizona and Liverpool, United Kingdom. Their services include public relations, cybersecurity, and search engine optimization. The company was established in 2006.

    Notable Project

    ReputationDefender provided online reputation management services for a family consulting business. They created various websites and optimized them to improve the digital reputation of the client. 

    “Their experience spoke volumes, and they knew what this field was all about.”

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  • 13
    • $10,000+
    • 2 - 9 employees
    • Farnborough, United Kingdom

    ACUMED Consulting Ltd is a data science and business analytics consultancy based in Hook, U.K. The consultancy, founded in 2010, has a team of less than ten that provides BI & big data consulting & SI, cybersecurity, AI, business consulting, and other application development services. ACUMED Consulting serves small and mid-market companies in various industries that include gaming, advertising & marketing, and health care & medical. 

    Clients

    • RIOT Games
    • Fourth Floor Creative
    • EMERGEiQ
    • Boehringer-Ingelheim

    Industries

    Notable Project

    A technology platform works with  ACUMED Consulting Ltd for data science and engineering services. The goals are to win a bid, complete a tier bank, and develop algorithms.

    "They are technical experts with a family business vibe, just like our startup."

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  • 14
    • $1,000+
    • 10 - 49 employees
    • Potters Bar, United Kingdom

    IT managed services company TWC IT Solutions was established in 2011. They are located in Potters Bar, United Kingdom; Jersey City, New Jersey and Central, Hong Kong and have a small team. Their services include IT managed services, IT strategy consulting, cloud consulting & SI, unified communications consulting & SI, and more.

    Industries

    Notable Project

    TWC IT Solutions has helped a technical recruitment firm implement a unified communications platform to upgrade their phone system. They've installed and tested the system on-site and led a training session.

    "It certainly is of the highest quality and ticks all the boxes we need ticking."

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  • 15
    • Scheduling

      5.0
    • Quality

      4.5
    • Cost

      5.0
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $1,000+
    • 10 - 49 employees
    • London, United Kingdom

    Teceze Ltd is a London-based IT company founded in 2012 with more than 10 employees. They are experts in IT strategy consulting, cybersecurity, and IT managed services for clients that work in the industries of business services, consumer products, and more.

    Clients

    • Outsell, Inc.

    Industries

    Notable Project

    Teceze supplies IT and tech support for a research advisory firm. They manage the firm’s hardware, office machines, security, and internal applications. They also troubleshoot issues as needed.

    "Teceze is proactive in terms of reaching out to end users and fixing issues."

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  • 16
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      4.5
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • Undisclosed
    • 1,000 - 9,999 employees
    • London, United Kingdom

    BSI Group is an IT firm headquartered in London. Their midsized team specializes in cybersecurity, IT strategy consulting, and business consulting. 

    Clients

    • MED49

    Notable Project

    BSI Group performed an audit of a healthcare provider software company. The team audited the client's company in two stages to ensure ISO 13485 compliance.

    "They were very straightforward."

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  • 17
    • $1,000+
    • 10 - 49 employees
    • Manchester, United Kingdom

    Apex Computing Services Ltd is an IT managed services company. Their small team is headquartered in Manchester, United Kingdom and Salford, United Kingdom. The company offers IT managed services, IT strategy consulting, cloud consulting & SI, and cybersecurity. The company was launched in 2003.

    Notable Project

    Apex Computing Services Ltd is helping with IT and PC security, internal network set-up for a solution provider. The team set up routers, networks, and firewalls using Microsft 365 and Azure Active directly.

    "The skills of their engineers are second to none I've worked with."

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  • 18
    • Scheduling

      4.6
    • Quality

      4.9
    • Cost

      5.0
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • Undisclosed
    • 2 - 9 employees
    • Lancing, United Kingdom

    SYCAP IT is a IT managed services company based in Lancing, United Kingdom. The small agency was launched in 2021. Their team specializes in IT managed services, social media marketing, search engine optimization, web design, and more.

    Clients

    • Unitag
    • ICGN
    • Brighton City Airport
    • PBR Real Estate

    Notable Project

    SYCAP IT has designed the UX of a QR solutions platform to match their existing branding. Additionally, they help with content marketing and social media management on LinkedIn, Twitter, and Instagram.

    “SYCAP IT provides quality work at a very competitive price.”

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  • 19
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      5.0
    • NPS

      5.0
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    • $1,000+
    • 10 - 49 employees
    • London, United Kingdom

    Cloud consulting & SI company Corewide was established in 2015. Their small team is in London, United Kingdom. Their services include cloud consulting & SI, other IT consulting and SI, IT managed services, and cybersecurity.

    Notable Project

    Corewide provided a qualified UI developer, Python developer, and a team of DevOps experts to help a software company containerize their product to make it available as a SaaS in AWS and Microsft Azure.

    "We were very impressed by their experience and knowledge level."

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  • 20
    • $25,000+
    • 10 - 49 employees
    • London, United Kingdom

    DigiTaiken, a product design company, was launched in 2019. The small team specializes in product design, cybersecurity, custom software development, Artificial Intelligence, and more. The agency is headquartered in London, United Kingdom; Bengaluru, India and Mississauga, Canada.

    Industries

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  • 21
    • $10,000+
    • 2 - 9 employees
    • London, United Kingdom
    Ministry Design is a branding agency. Their small team is located in London, United Kingdom. Their team offers branding, voice services, digital strategy, search engine optimization, and more.

    Clients

    • Oxfam
    • UNICEF
    • Skadden LLP
    • Dechert LLP

    Industries

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  • 22
    • $5,000+
    • 50 - 249 employees
    • London, United Kingdom

    Esynergy is a big data analytics company. They are headquartered in London, United Kingdom and have a midsize team. Their services include BI & big data consulting & SI, cloud consulting & SI, custom software development, mobile app development, and more.

    Industries

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  • 23
    • $1,000+
    • 10 - 49 employees
    • Bradford on Avon, United Kingdom

    Established in 1999, Systemagic Ltd is an IT managed services company. The firm offers IT managed services, cloud consulting & SI, cybersecurity, and IT strategy consulting and has a small team. The firm is located in Bradford on Avon, United Kingdom and London, United Kingdom.

    Industries

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  • 24
    • $5,000+
    • 10 - 49 employees
    • London, United Kingdom
    DynaRisk, a cybersecurity company, is in London, United Kingdom. The small firm was launched in 2016. Their team focuses on cybersecurity.
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  • 25
    • $1,000+
    • 10 - 49 employees
    • Basingstoke, United Kingdom

    Cybersecurity company Censornet was established in 2005. They are based in Basingstoke, United Kingdom; Brøndby, Denmark and Austin, Texas and have a small team. Censornet provides cybersecurity.

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  • 26
    • Undisclosed
    • 250 - 999 employees
    • London, United Kingdom
    Redscan is a midsize cloud consulting & SI company. They specialize in cloud consulting & SI, cybersecurity, and other IT consulting and SI and were established in 2015. The company is located in London, United Kingdom.
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  • 27
    • $10,000+
    • 10 - 49 employees
    • London , United Kingdom
    Turgensec, a cybersecurity company, is located in London , United Kingdom. They offer cybersecurity and were founded in 2019.

    Industries

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  • 28
    • Undisclosed
    • 10 - 49 employees
    • Whitchurch, United Kingdom
    Infosec Partners, a cybersecurity company, is in Whitchurch, United Kingdom. Founded in 2004, the small team specializes in cybersecurity.

    Industries

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  • 29
    • $5,000+
    • 2 - 9 employees
    • Ibstock, United Kingdom
    ADL Consulting Limited is a cybersecurity company. Based in Ibstock, United Kingdom, their small team specializes in cybersecurity, IT managed services, and corporate training. The firm was established in 2006.
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  • 30
    • Undisclosed
    • 50 - 249 employees
    • London, United Kingdom
    Cybersecurity and IT managed services company OryxAlign is headquartered in London, United Kingdom and Manchester, United Kingdom. The midsize company was founded in 2006. Their team focuses on cybersecurity and IT managed services.
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