Top 100 Penetration Testing Companies in England
The Best of December 2024
Looking for a top penetration testing company in England?
Having vulnerable security poses a threat to your organization. In an age where data has become some of the most important assets that your company will have, improving security measures is always a must. Penetration testing aims to solve this problem by simulating real-life security breaches without the risk of an actual cyberattack. Also known as ethical hacking, this process helps identify weak spots within your IT network infrastructure by applying methods that real attackers would use.
A penetration testing company can assist you in determining your security vulnerabilities. Doing so will provide you with the information that you need to fortify your cybersecurity. Hiring the right penetration testing company can give you a significant advantage in safekeeping your virtual assets.
To assist you in your search for a partner, we’ve compiled this list of the top penetration testing services in England. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best England Penetration Testing Services
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1
- $5,000+
- 50 - 249 employees
- London, England
Read MoreTransputec, 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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2
- $5,000+
- 10 - 49 employees
- London, England
Read MoreTexaport 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.
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3
- Undisclosed
- 50 - 249 employees
- London, England
Read MoreFounded 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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4
- $1,000+
- 10 - 49 employees
- London, England
Read MoreQuema 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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5
- $1,000+
- 10 - 49 employees
- London, England
Read MoreSmartdesc 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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6
- $1,000+
- 10 - 49 employees
- Colden Common, England
Read MoreEvalian 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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7
- $5,000+
- 10 - 49 employees
- Billericay, England
Read MoreClear 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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8
- $1,000+
- 10 - 49 employees
- Bournemouth, England
Read MoreCloudserve 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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9
- $5,000+
- 10 - 49 employees
- Clayton-le-Woods, England
Read MoreLaunched 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
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10
- $1,000+
- 10 - 49 employees
- Potters Bar, England
Read MoreIT 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.
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11
- $1,000+
- 10 - 49 employees
- Hildenborough, England
Read MoreRSK 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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12
- $10,000+
- 10 - 49 employees
- Leeds, England
Read MoreFounded in 2010, NewRedo Ltd. is a software development company headquartered in Leeds, England. Their team of under 10 serves businesses of all sizes in industries such as healthcare, financial services, and government. Services include custom software development, IT managed services, and mobile app development.
Clients
- RaceBest
Industries
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13
- $250,000+
- 2 - 9 employees
- London, England
SanRa is a Cybersecurity company established in 2022. The small team specializes in Cybersecurity.Read MoreIndustries
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14
- $1,000+
- 10 - 49 employees
- London, England
Read MoreTeceze 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
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15
- $5,000+
- 10 - 49 employees
- London, England
Cybersecurity company MIK LIONS Security was launched in 2015. In London, England, the team specializes in Cybersecurity.Read MoreIndustries
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16
- Undisclosed
- 2 - 9 employees
- Middlesbrough, England
Sencode Cyber SEcurity, a Cybersecurity company, was established in 2019. The team specializes in Cybersecurity.Read More -
17
- $5,000+
- 2 - 9 employees
- Oldbrook, England
GEOPC Ltd is an Oldbrook, England-based Cybersecurity company. Founded in 2023, the team provides Cybersecurity.Read MoreIndustries
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18
- Undisclosed
- 10 - 49 employees
- Royal Leamington Spa, England
Hacker On Rent is a Cybersecurity company. They were established in 2018, and their services include Cybersecurity.Read More -
19
- Undisclosed
- 50 - 249 employees
- London , England
Penguin Commercial Limited is a London , England-based cloud consulting & SI and Cybersecurity company. Their services include cloud consulting & SI and Cybersecurity.Read MoreIndustries
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20
- Undisclosed
- 1,000 - 9,999 employees
- Manchester, England
NCC Group is a Cybersecurity company. Launched in 1999, the firm provides Cybersecurity.Read More -
21
- $1,000+
- 2 - 9 employees
- London, England
Headquartered in London, England, Cynance is a Cybersecurity company. Established in 2019, the team specializes in Cybersecurity.Read MoreIndustries
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22
- Undisclosed
- 250 - 999 employees
- City of London, England
Netwrix Corporation is a Frisco, Texas-based IT strategy consulting company. Established in 2006, the team specializes in IT strategy consulting and Cybersecurity.Read More -
23
- Undisclosed
- 50 - 249 employees
- Slough, England
Armor is a Richardson, Texas-based Cybersecurity company. They focus on Cybersecurity and were founded in 2009.Read More -
24
- Undisclosed
- 2 - 9 employees
- Nottingham, England
Cybersecurity company Collective Security is based in Nottingham, England. Their services include Cybersecurity and other IT consulting and SI.Read MoreIndustries
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25
- Undisclosed
- 10 - 49 employees
- London, England
Headquartered in London, England, Darklabs is a small Cybersecurity company. Their services include Cybersecurity.Read More -
26
- Undisclosed
- 250 - 999 employees
- Birmingham, England
Air IT is an IT strategy consulting company established in 2005. Based in Sandiacre, England and Birmingham, England, the team specializes in IT strategy consulting and cloud consulting & SI.Read More -
27
- $10,000+
- 2 - 9 employees
- London, England
Vuntie Limited is a Cybersecurity company launched in 2019. The small team provides Cybersecurity and Custom Software Development.Read MoreIndustries
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28
- Undisclosed
- 50 - 249 employees
- London, England
Launched in 2011, ThreatSpike Labs is a midsize Cybersecurity company based in London, England. Their team specializes in Cybersecurity.Read More -
29
- Undisclosed
- 50 - 249 employees
- Gloucestershire, England
Ripjar is an AI development company. Established in 2012, the firm is based in Gloucestershire, England. Their services include Artificial Intelligence and BI & big data consulting & SI.Read More -
30
- Undisclosed
- 50 - 249 employees
- Hampshire, England
Established in 2020, PeoplActive is a midsize Lewes, Delaware-based Cybersecurity company. Their services include Cybersecurity.Read MoreClients
- Infosys, TEK Systems, SoftwareONE, Persistent Systems, Orion Innovation
Industries
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