Top Cybersecurity Consulting Companies in London
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Featured
What are Featured Providers?
UndisclosedUndisclosed50 - 249Serves London, EnglandServices provided
See all 30 projectsForesite Cybersecurity is a managed cybersecurity company specializing in information security, network security, and vulnerability assessments. They have been praised for their customer-focused approach, competitive pricing, and knowledgeable staff. Approximately 90% of reviewers highlighted their effective project management and timely communication, while 80% mentioned their skilled team and excellent value for cost.
$1,000+$25 - $49 / hr50 - 249Serves London, EnglandServices provided
See all 17 projectsWinged IT is a cybersecurity company offering specialized services such as incident response, security architecture, and penetration testing. Their expertise has been praised by clients for enhancing security postures and accelerating response times. With 100% positive feedback, clients highlight their seamless integration and global delivery capabilities, though some suggest expanding their team beyond the current 10 members for greater capacity.
$1,000+$100 - $149 / hr250 - 999Serves London, EnglandServices provided
See all 72 projectsTPx Communications is a comprehensive managed cybersecurity and IT security provider, offering services such as network security, data protection, and cyber defense. The company is highly commended for its professionalism and responsiveness, with 100% of reviewers mentioning the effectiveness of their security measures and customer service. Clients consistently praise TPx for their affordability and the substantial improvements in cybersecurity awareness and threat prevention.
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UndisclosedUndisclosed50 - 249City of London, England
Services provided
IT strategy consulting company Cardonet was launched in 1999. The team offers IT strategy consulting and Cybersecurity.
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$1,000+$50 - $99 / hr10 - 49Watford, England
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Headquartered in Watford, England, Twin Technology Ltd is a small IT managed services company. The team focuses on IT managed services and IT strategy consulting.
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Featured
What are Featured Providers?
UndisclosedUndisclosed10 - 49Serves London, EnglandServices provided
See all 3 projectsDatalink Networks Inc. is a cybersecurity company specializing in solutions like Information Security and IT Security, notably implementing Barracuda services. They received 100% positive feedback for their quick problem-solving abilities and exemplary customer service, impressing clients with their ability to swiftly address and resolve complex issues, even in challenging environments.
$1,000+$200 - $300 / hr2 - 9Serves London, EnglandServices provided
See all 16 projectsWendego IT Solutions is a comprehensive IT security and management company specializing in managed cybersecurity, information security, and network security services. They are consistently praised for their proactive approach and responsiveness, with approximately 100% positive feedback noting their effective project management and rapid response times. Their ability to maintain high system uptimes and deliver tailored IT solutions makes them a trusted partner across various industries.
$1,000+Undisclosed10 - 49London, EnglandServices provided
See all 19 projectsStingrai Inc. is a cybersecurity firm specializing in penetration testing, vulnerability assessment, and managed cybersecurity services. The company consistently receives positive feedback for its technical proficiency, responsiveness, and timely delivery, with 100% of reviewers noting their professionalism and effective communication. Clients frequently commend Stingrai Inc. for providing valuable insights into data protection and cyber defense, alongside actionable recommendations for enhancing security postures.
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$1,000+$50 - $99 / hr2 - 9Sunbury-on-Thames, England
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Digital Strategy company Tritactltd was founded in 2024. The firm offers Digital Strategy and IT strategy consulting, and is small.
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$10,000+$150 - $199 / hr2 - 9London, England
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In London, England, Altidia Consulting is a small IT strategy consulting company. Their services include IT strategy consulting and cloud consulting & SI.
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$1,000+$300+ / hr2 - 9New Malden, England
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VMR Check is a small IT strategy consulting company in New Malden, England and Southall, England. The team specializes in IT strategy consulting and cloud consulting & SI.
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Undisclosed$50 - $99 / hr2 - 9London, England
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Established in 2023, Dream Delegate is a SEO agency. The team offers Search Engine Optimization and Cybersecurity.
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Undisclosed$50 - $99 / hr2 - 9London, England
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Established in 2025, Cloudline Consulting is a Cybersecurity company. The agency provides Cybersecurity and cloud consulting & SI.
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Featured
What are Featured Providers?
UndisclosedUndisclosed10 - 49Serves London, EnglandServices provided
See all 2 projectsNopalCyber is a cybersecurity company specializing in comprehensive services such as penetration testing, vulnerability assessments, network security monitoring, and managed cybersecurity solutions. Reviews highlight a 100% satisfaction rate with their high-quality, timely, and budget-friendly services, emphasizing their excellent communication and continuous support. Clients frequently commend their impressive capabilities and consistent follow-ups to ensure optimal data protection and IT security.
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$5,000+$100 - $149 / hr2 - 9London, England
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IT strategy consulting company Cognoscere Associates Limited is based in London, England. The team specializes in IT strategy consulting and AI Consulting.
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$25,000+$100 - $149 / hr10 - 49London, England
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Electi Consulting is an AI development company. Established in 2017, the team provides Artificial Intelligence and Blockchain. The agency is based in London, England and Λεμεσός, Cyprus.
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$5,000+$100 - $149 / hr10 - 49London, England
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IT managed services company H2o Networks specializes in IT managed services and cloud consulting & SI. They were founded in 2004.
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$1,000+Undisclosed2 - 9London, England
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The Cloud Consultancy is an IT managed services company. The small Copthorne, England-based team provides IT managed services and Cybersecurity. The agency was launched in 2015.
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$1,000+$25 - $49 / hr10 - 49London, England
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CyberSRC Consultancy LLP is a Cybersecurity company. The team provides Cybersecurity and Application Testing and is headquartered in Noida, India and London, England.
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UndisclosedUndisclosed10 - 49City of London, England
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SSL247 is a Cybersecurity company. Founded in 2003, the team focuses on Cybersecurity and BI & big data consulting & SI. The agency is located in City of London, England.
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UndisclosedUndisclosed10 - 49London, England
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Grouper is a CRM consulting and SI company. Headquartered in Dublin, Ireland and London, England, the team focuses on CRM consulting and SI and Cybersecurity.
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$5,000+$100 - $149 / hr2 - 9London, England
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Median IT Limited is an IT managed services company. The small London, England-based team offers IT managed services and IT strategy consulting. The agency was launched in 2018.
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$50,000+$100 - $149 / hr50 - 249London, England
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Vast Dreams, a custom software development company, was established in 2020. They provides Custom Software Development and Enterprise App Modernization.
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$1,000+$150 - $199 / hr10 - 49London, England
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Socium is a small London, England-based IT strategy consulting company. Their services include IT strategy consulting and IT managed services.
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$5,000+$25 - $49 / hr10 - 49London, England
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Big data company London Data Consuting (LDC) was founded in 2016. The firm offers BI & big data consulting & SI and cloud consulting & SI, and is small.
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$1,000+$50 - $99 / hr10 - 49London, England
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Field Tech Services LTD is an IT managed services company. The firm is located in London, England. Their services include IT managed services and IT strategy consulting.
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$5,000+$100 - $149 / hr2 - 9London, England
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Sapena Technologies Ltd is an IT strategy consulting company. Headquartered in London, England, the agency focuses on IT strategy consulting and unified communications consulting & SI.
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$1,000+$50 - $99 / hr2 - 9London, England
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Grayscaled, a Computer Engineering company, was established in 2026. The team provides Computer Engineering and IT strategy consulting and is located in London, England.
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UndisclosedUndisclosed250 - 999London, England
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Kekst CNC, a PR firm, was founded in 2018. The midsize team specializes in Public Relations and Litigation Support Services.
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UndisclosedUndisclosed250 - 999City of London, England
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InnoWave is a Cybersecurity company launched in 2008. Their team focuses on Cybersecurity and UX/UI Design.
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UndisclosedUndisclosed250 - 999London, England
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Roboyo is a midsize London, England-based Cybersecurity company. The team focuses on Cybersecurity and IT managed services.
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UndisclosedUndisclosed250 - 999City of London, England
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In City of London, England and Birmingham, England, Computer Futures is a cloud consulting & SI company. Founded in 1986, the team provides cloud consulting & SI and CRM consulting and SI.
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$1,000+$100 - $149 / hr2 - 9London, England
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Stackcrafters Ltd is a software development company. They are based in London, England and have small team of experts. Their services include Custom Software Development and Web Development.
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UndisclosedUndisclosed50 - 249London, England
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Founded in 2014, Auxesis Group is a Blockchain company. Based in Mumbai, India and London, England, the team focuses on Blockchain and Cybersecurity.
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UndisclosedUndisclosed50 - 249City of London, England
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Ridgewall, a midsize IT managed services company, is in City of London, England. The team specializes in IT managed services and cloud consulting & SI.
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UndisclosedUndisclosed50 - 249City of London, England
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Wizard Cyber is a Cybersecurity company. Launched in 2017, the firm is headquartered in City of London, England. Their team offers Cybersecurity and cloud consulting & SI.
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UndisclosedUndisclosedFreelancerLondon, England
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Phenomlab Ltd is a Cybersecurity company. Based in London, England, the team provides Cybersecurity.
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UndisclosedUndisclosed10 - 49City of London, England
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Priority One IT is a cloud consulting & SI company. Their team is based in City of London, England and specializes in cloud consulting & SI and Cybersecurity.
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$10,000+Undisclosed10 - 49London, England
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M Solutions, a small Cybersecurity company, is based in London, England. The team offers Cybersecurity and Custom Software Development.
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$10,000+$100 - $149 / hr10 - 49London, England
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Tetra Technology, an user experience design agency, was launched in 2018. The agency specializes in UX/UI Design and BI & big data consulting & SI.
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$1,000+$50 - $99 / hr10 - 49Dartford, England
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CloudBunch is a cloud consulting & SI company located in Dartford, England. Launched in 2021, the team provides cloud consulting & SI and IT staff augmentation.
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$1,000+$25 - $49 / hr10 - 49Hildenborough, England
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See all 5 projectsRSK Cyber Security is a company specializing in Cyber Defense and Vulnerability Assessment services, consistently praised for its professionalism and flexibility. Reviewers highlighted their expertise in identifying and mitigating security vulnerabilities, with 100% of reviews noting their responsiveness and tailored communication, ensuring clarity in reports and recommendations.
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$1,000+$100 - $149 / hr2 - 9London, England
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Cybersecurity company Dreadsec Ltd is headquartered in London, England. The team offers Cybersecurity.
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$5,000+Undisclosed50 - 249London, England
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Cybersecurity company Cybernoq LTD is headquartered in London, England. Their services include Cybersecurity and IT managed services.
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Undisclosed$50 - $99 / hr2 - 9London, England
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Arthur Russell Group is a big data analytics company founded in 2024. Their services include BI & big data consulting & SI and cloud consulting & SI.
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$1,000+$25 - $49 / hr2 - 9London, England
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Blue Verge Digital Ltd is an Email Marketing company. The London, England-based company was established in 2024. Their services include Email Marketing and Search Engine Optimization.
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Undisclosed$100 - $149 / hr2 - 9London, England
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Blackgate Tech is an IT managed services company. Established in 2026, the team specializes in IT managed services and AI Agents. The agency is in London, England.
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$50,000+$50 - $99 / hr1,000 - 9,999Guildford, England
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See all 30 projectsIntellias is a versatile IT and development company offering services across web and software development, cloud services, and IT engineering for various sectors, including fintech, legal, and transportation. The feedback is overwhelmingly positive, with reviewers highlighting their professionalism, technical expertise, and strong communication skills. Approximately 95% of reviewers commend their project management capabilities, and nearly all express satisfaction with their flexibility and commitment to meeting expectations. Intellias is particularly noted for maintaining quality and business continuity even during challenging times.
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UndisclosedUndisclosed2 - 9City of London, England
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In City of London, England and Phoenix, Arizona, Dasuni Limited is a Cybersecurity company. They specialize in Cybersecurity and IT managed services and were founded in 2005.
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UndisclosedUndisclosed2 - 9London, England
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Headquartered in London, England, Realize Security is a small cloud consulting & SI company. Their services include cloud consulting & SI and Cybersecurity.
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$5,000+$100 - $149 / hr10 - 49London, England
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Foration Limited is a London, England-based cloud consulting & SI company. They provide cloud consulting & SI and Cybersecurity.
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UndisclosedUndisclosed10 - 49London, England
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AimBrain is an AI company. Established in 2014, the firm is in London, England. Their services include Artificial Intelligence and Cybersecurity.
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UndisclosedUndisclosed10 - 49City of London, England
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Headquartered in City of London, England and Dehradun, India, RedHunt Labs is a small Cybersecurity company. Their services include Cybersecurity and BI & big data consulting & SI.
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UndisclosedUndisclosed50 - 249London, England
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Featurespace is an artificial intelligence company. Launched in 2008, the firm is based in Cambridge, England and London, England. Their services include Artificial Intelligence and Cybersecurity.
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UndisclosedUndisclosed50 - 249City of London, England
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Headquartered in City of London, England, UK IT SERVICE is a midsize IT strategy consulting company. Their services include IT strategy consulting and cloud consulting & SI.
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UndisclosedUndisclosed50 - 249London, England
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Cloudscape IT Support London is a midsize IT strategy consulting company in City of London, England and London, England. The team focuses on IT strategy consulting and cloud consulting & SI.
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UndisclosedUndisclosed50 - 249City of London, England
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Tribeca Technology Group is an IT strategy consulting company. They focus on IT strategy consulting and Cybersecurity and were launched in 2006.
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List of the Top 15 London Cybersecurity Consultants
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$50,000+$150 - $199 / hr250 - 999London, England
Ability to deliver
39.6/40.019.6/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
10% Cybersecurity90% Other -
$1,000+Undisclosed10 - 49London, England
Ability to deliver
31.7/40.018.4/20 Reviews6.2/10 Clients & Experience7/10 Market PresenceService focus
55% Cybersecurity45% Other -
$5,000+$100 - $149 / hr50 - 249London, England
Ability to deliver
35.5/40.016.8/20 Reviews10/10 Clients & Experience8.7/10 Market PresenceService focus
25% Cybersecurity75% Other -
$25,000+$50 - $99 / hr1,000 - 9,999London, England
Ability to deliver
35.8/40.015.8/20 Reviews10/10 Clients & Experience10/10 Market PresenceService focus
10% Cybersecurity90% Other -
UndisclosedUndisclosed50 - 249London, England
Ability to deliver
32.4/40.016.2/20 Reviews6.5/10 Clients & Experience9.7/10 Market PresenceService focus
35% Cybersecurity65% Other -
$10,000+$50 - $99 / hr250 - 999London, England
Ability to deliver
30.1/40.016.4/20 Reviews7.3/10 Clients & Experience6.4/10 Market PresenceService focus
30% Cybersecurity70% Other -
$5,000+$100 - $149 / hr10 - 49London, England
Ability to deliver
35.7/40.016.8/20 Reviews10/10 Clients & Experience8.9/10 Market PresenceService focus
15% Cybersecurity85% Other -
$5,000+< $25 / hr1,000 - 9,999London, England
Ability to deliver
32.9/40.016.2/20 Reviews9.7/10 Clients & Experience7/10 Market PresenceService focus
10% Cybersecurity90% Other -
$10,000+$25 - $49 / hr250 - 999London, England
Ability to deliver
30.5/40.016.4/20 Reviews6.7/10 Clients & Experience7.4/10 Market PresenceService focus
20% Cybersecurity80% Other -
$25,000+$300+ / hr50 - 249City of London, England
Ability to deliver
33.5/40.014.8/20 Reviews9.2/10 Clients & Experience9.5/10 Market PresenceService focus
10% Cybersecurity90% Other -
UndisclosedUndisclosed10 - 49London, England
Ability to deliver
30/40.016.2/20 Reviews8.5/10 Clients & Experience5.3/10 Market PresenceService focus
20% Cybersecurity80% Other -
$25,000+Undisclosed50 - 249London, England
Ability to deliver
30.1/40.016/20 Reviews8/10 Clients & Experience6.1/10 Market PresenceService focus
15% Cybersecurity85% Other -
$1,000+$50 - $99 / hr10 - 49London, England
Ability to deliver
28.9/40.016.2/20 Reviews7.6/10 Clients & Experience5.2/10 Market PresenceService focus
25% Cybersecurity75% Other -
$50,000+$50 - $99 / hr50 - 249London, England
Ability to deliver
30.9/40.016.6/20 Reviews8.5/10 Clients & Experience5.8/10 Market PresenceService focus
10% Cybersecurity90% Other -
Undisclosed$50 - $99 / hr50 - 249London, England
Ability to deliver
30.6/40.016.2/20 Reviews8.9/10 Clients & Experience5.5/10 Market PresenceService focus
10% Cybersecurity90% Other -
UndisclosedUndisclosed2 - 9London, England
Ability to deliver
21.7/40.016.8/20 Reviews0/10 Clients & Experience4.9/10 Market PresenceService focus
100% Cybersecurity -
UndisclosedUndisclosed10 - 49London, England
Ability to deliver
27.4/40.014.8/20 Reviews7.7/10 Clients & Experience4.9/10 Market PresenceService focus
25% Cybersecurity75% Other -
$5,000+Undisclosed10 - 49Tower Bridge Rd, England
Ability to deliver
25.1/40.016.4/20 Reviews2.4/10 Clients & Experience6.4/10 Market PresenceService focus
25% Cybersecurity75% Other -
$25,000+$300+ / hr2 - 9London, England
Ability to deliver
24.9/40.016.2/20 Reviews2.9/10 Clients & Experience5.8/10 Market PresenceService focus
15% Cybersecurity85% Other -
$25,000+$25 - $49 / hr10,000+London , England
Ability to deliver
21.6/40.014.6/20 Reviews0/10 Clients & Experience7/10 Market PresenceService focus
10% Cybersecurity90% Other -
$1,000+$50 - $99 / hr10 - 49London, England
Ability to deliver
23.7/40.016/20 Reviews2.9/10 Clients & Experience4.9/10 Market PresenceService focus
15% Cybersecurity85% Other -
UndisclosedUndisclosed1,000 - 9,999London, England
Ability to deliver
16.2/40.016.2/20 Reviews0/10 Clients & Experience0/10 Market PresenceService focus
30% Cybersecurity70% Other -
$1,000+< $25 / hr10 - 49London, England
Ability to deliver
21.9/40.016.8/20 Reviews0/10 Clients & Experience5.2/10 Market PresenceService focus
25% Cybersecurity75% Other -
$10,000+$50 - $99 / hr10 - 49Staines-upon-Thames, England
Ability to deliver
21.9/40.017/20 Reviews0/10 Clients & Experience4.9/10 Market PresenceService focus
25% Cybersecurity75% Other -
$1,000+$100 - $149 / hr10 - 49London, England
Ability to deliver
23.7/40.017.6/20 Reviews0/10 Clients & Experience6.1/10 Market PresenceService focus
10% Cybersecurity90% Other -
$5,000+$100 - $149 / hr50 - 249London, England
Ability to deliver
22.3/40.016.6/20 Reviews0/10 Clients & Experience5.7/10 Market PresenceService focus
15% Cybersecurity85% Other -
$1,000+< $25 / hr10 - 49London, England
Ability to deliver
21.1/40.015.8/20 Reviews0/10 Clients & Experience5.3/10 Market PresenceService focus
25% Cybersecurity75% Other -
$1,000+< $25 / hr2 - 9Wembley, England
Ability to deliver
21.9/40.016.4/20 Reviews1.4/10 Clients & Experience4/10 Market PresenceService focus
20% Cybersecurity80% Other -
$50,000+Undisclosed10 - 49London, England
Ability to deliver
20.8/40.016.8/20 Reviews0/10 Clients & Experience4/10 Market PresenceService focus
20% Cybersecurity80% Other -
UndisclosedUndisclosed1,000 - 9,999London, England
Ability to deliver
19.8/40.014/20 Reviews0/10 Clients & Experience5.8/10 Market PresenceService focus
10% Cybersecurity90% Other
Latest Cybersecurity Articles
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The Best Password Managers for Small Businesses in 2026
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