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Top 100 Cybersecurity Companies in the United Kingdom
The Best of September 2024
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.
To assist you in your search for a partner, we’ve compiled this list of the top cybersecurity consulting companies in United Kingdom. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
>List of the Best United Kingdom Cybersecurity Consultants
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1
- Undisclosed
- 50 - 249 employees
- Farnborough, England
Foresite is a cybersecurity company. They are headquartered in Overland Park, Kansas and have a small team. Their services include cybersecurity.
Industries
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2
- $1,000+
- 10 - 49 employees
- Hildenborough, England
RSK Cyber Security is a cybersecurity company. They are headquartered in Hildenborough, United Kingdom and Dubai, United Arab Emirates and have a small team. Their services include cybersecurity, cloud consulting & SI, web development, mobile app development, and more. The company was established in 2021.
Industries
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3
- $5,000+
- 50 - 249 employees
- London, England
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
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4
- $50,000+
- 1,000 - 9,999 employees
- London, England
Founded in 1991, ELEKS is a provider of software development, product design and technology advisory services. They offer cooperation models that fit the goals, resources and timelines of Fortune 500 companies, large enterprises, and small businesses. ELEKS has more than 2,000 specialists and 17 offices on three continents to serve their clients globally.
Clients
- Eagle Investment Systems (a subsidiary of BNY Mellon)
Industries
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5
- $10,000+
- 250 - 999 employees
- London, England
Link Group Global, inc. Is an Austin, Texas-based human resources agency. The midsize company was established in 2015. Their services include HR services, IT managed services, and IT staff augmentation.
Clients
- Danone
Industries
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6
- $5,000+
- 10 - 49 employees
- Edinburgh, Scotland
Texaport is an established and reputable managed service provider with a strong focus on security and customer service excellence. Texaport empowers organizations with comprehensive managed services that combine exceptional customer service, strategic digital transformation, and robust security solutions.
Founded in 2012, Texaport has been providing IT solutions, Consultancy, and Cybersecurity to clients throughout the UK and across the globe.
Industries
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7
- $5,000+
- 1,000 - 9,999 employees
- London, England
ERRNA is a blockchain company founded in 2015. The small San Jose, California-based team provides blockchain, cybersecurity, marketing strategy, mobile app development, and more.
Industries
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8
- $25,000+
- 250 - 999 employees
- London, England
MMC Global is a small Austin, Texas-based web development firm. Established in 2020, the team provides web development, wearable app development, mobile & app marketing, search engine optimization, and more.
Clients
- AE Freelancer
Industries
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9
- Undisclosed
- 50 - 249 employees
- London, England
Founded in 2019, BreachLock Inc is a cybersecurity company. They are in New York, New York and have a midsize team. Their services include cybersecurity, IoT development, application testing, compliance consulting, and more.
Industries
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10
- $10,000+
- 250 - 999 employees
- London, England
A1QA logo is a quality assurance and software testing company founded in 2002. Based in Denver, they have a team of 200+ employees that specialize in application testing and cybersecurity. They primarily serve midmarket clients in the IT and telecommunications industries.
Clients
- Adidas
Industries
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11
- Undisclosed
- 10 - 49 employees
- London, England
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
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12
- $1,000+
- 10 - 49 employees
- London, England
Quema OÜ is a small IT strategy consulting and cloud consulting & SI company. The Tallinn, Estonia-based company was founded in 2022. Their team offers IT strategy consulting and cloud consulting & SI.
Clients
- Blyp
Industries
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13
- $1,000+
- 10 - 49 employees
- London, England
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
Industries
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14
- $50,000+
- 1,000 - 9,999 employees
- Leeds, England
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
Industries
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15
- $25,000+
- 50 - 249 employees
- London, England
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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16
- $50,000+
- 50 - 249 employees
- London, England
Vodworks is a London, United Kingdom-based data analytics company. They offer BI & big data consulting & SI, custom software development, broadcast video, IT strategy consulting, and more and were launched in 2011.
Industries
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17
- $1,000+
- 2 - 9 employees
- Middlesbrough, England
North IT is a Middlesbrough, United Kingdom-based cybersecurity company. The small agency was launched in 2012. Their team specializes in cybersecurity.Read MoreIndustries
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18
- $1,000+
- 10 - 49 employees
- Bradford on Avon, England
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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19
- $25,000+
- 250 - 999 employees
- London, England
IT Labs, a IT strategy consulting company, is in Palm Beach Gardens, Florida; London, United Kingdom; Noordwijk, Netherlands and Skopje, North Macedonia. Founded in 2005, the midsize team focuses on IT strategy consulting, cloud consulting & SI, custom software development, and blockchain.Read MoreIndustries
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20
- $1,000+
- 10 - 49 employees
- Colden Common, England
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
Industries
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21
- $5,000+
- 10 - 49 employees
- Billericay, England
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
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22
- Undisclosed
- 50 - 249 employees
- London, England
Sagiton is a business-oriented software house located in Wroclaw, Poland. The company was founded in 2010 and now employs a team of 48 people. Sagiton provides custom software development, cybersecurity, mobile app development, IT strategy consulting, marketing strategy, and web design services. Most of their clients are small businesses.
Clients
- TapWinWin
Industries
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23
- Undisclosed
- 1,000 - 9,999 employees
- London, England
BSI Group is an IT firm headquartered in London. Their midsized team specializes in cybersecurity, IT strategy consulting, and business consulting.
Clients
- MED49
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24
- $25,000+
- 10 - 49 employees
- London, England
HEXENS is a London, United Kingdom-based cybersecurity company. The small company was established in 2021. Their team focuses on cybersecurity.Read MoreIndustries
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25
- $5,000+
- 10 - 49 employees
- Sheffield, England
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
Industries
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26
- $100,000+
- 50 - 249 employees
- Abbeymead, England
Founded in 2007, SN SKIES PRIVATE LIMITED is a midsize IT managed services company. Their services include IT managed services, cybersecurity, IT strategy consulting, custom software development, and more. The agency is located in Islamabad, Pakistan; رأس الخيمة, United Arab Emirates; Abbeymead, United Kingdom and Lahore, Pakistan.Read MoreIndustries
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27
- $1,000+
- 10 - 49 employees
- Bournemouth, England
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
Industries
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28
- $25,000+
- 2 - 9 employees
- Finchampstead, England
Melmac Solutions Limited is a cybersecurity company. Launched in 1995, the small agency is located in Finchampstead, United Kingdom. Their services include cybersecurity, blockchain, and financial advising & planning.
Industries
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29
- Undisclosed
- 50 - 249 employees
- Liverpool, England
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.
Industries
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30
- $10,000+
- 2 - 9 employees
- Farnborough, England
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
Industries
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