Top 100 Penetration Testing Companies in London
The Best of May 2024
Looking for a top penetration testing company in London?
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 London. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
>List of the Best London Penetration Testing Services
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91
- $10,000+
- 10 - 49 employees
- kent, United Kingdom
Launched in 2000, Allteks LTD is an IT managed services company. Their small team is located in kent, United Kingdom. Their team specializes in IT managed services, IT strategy consulting, cybersecurity, cloud consulting & SI, and more.Read MoreIndustries
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92
- $10,000+
- 2 - 9 employees
- Welwyn, United Kingdom
Colibri Digital is an AI firm founded in 2015. They are based in Welwyn, United Kingdom and have a small team. Their services include Artificial Intelligence, BI & big data consulting & SI, cloud consulting & SI, application management & support, and more.Read MoreIndustries
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93
- $1,000+
- Freelancer employees
- Istead Rise, United Kingdom
Based in Istead Rise, United Kingdom, HelpFully IT is an IT strategy consulting company. Launched in 2020, the small team specializes in IT strategy consulting, cloud consulting & SI, cybersecurity, IT managed services, and more.Read MoreIndustries
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94
- Undisclosed
- 50 - 249 employees
- Aylesbury, United Kingdom
Red Helix is a cybersecurity company based in Aylesbury, United Kingdom. The midsize team specializes in cybersecurity, IT managed services, and application testing. The agency was established in 1984.Read MoreIndustries
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95
- $1,000+
- 10 - 49 employees
- Bishop's Stortford, United Kingdom
Genmar (UK) Ltd is a small IT managed services company. Founded in 1996, the agency is located in Bishop's Stortford, United Kingdom. Their team focuses on IT managed services, voice services, cloud consulting & SI, cybersecurity, and more.Read MoreIndustries
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96
- $10,000+
- 50 - 249 employees
- Meppershall, United Kingdom
Centrality is a midsize cybersecurity company. The Meppershall, United Kingdom-based agency was established in 1996. Their services include cybersecurity, IT strategy consulting, IT managed services, cloud consulting & SI, and more.Read More -
97
- $5,000+
- 2 - 9 employees
- Letchworth, United Kingdom
Located in Letchworth, United Kingdom, Edge IT is an IT managed services company. The company focuses on IT managed services, cybersecurity, IT strategy consulting, and cloud consulting & SI and is small.The company was launched in 2012.Read More -
98
- $5,000+
- 2 - 9 employees
- Oldbrook, United Kingdom
Precursor Security is a cybersecurity company in Leeds, United Kingdom. Launched in 2018, the small team focuses on cybersecurity.Read MoreIndustries
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99
- $1,000+
- 2 - 9 employees
- Crownhill, United Kingdom
Cloudandmore is a IT strategy consulting company. Their small team is based in Crownhill, United Kingdom and Bristol, United Kingdom. Their services include IT strategy consulting, cloud consulting & SI, cybersecurity, IT managed services, and more. The agency was launched in 2021.Read More -
100
- $1,000+
- Freelancer employees
- Biddenham, United Kingdom
Peter Groom, an IT strategy consulting company, is based in Biddenham, United Kingdom. The small agency was launched in 1997. Their services include IT strategy consulting, business consulting, other IT consulting and SI, cybersecurity, and more.Read MoreIndustries
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101
- $1,000+
- 10 - 49 employees
- London, United Kingdom
SonicFast is a hosting solutions provider founded in 2015 in London and with about 5 employees on board. Their main services include cybersecurity, cloud consulting and systems integration, IT managed services, and business intelligence. They mostly cater to small businesses in telecommunications, IT, and gaming industries.
Industries
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102
- Undisclosed
- 250 - 999 employees
- London, United Kingdom
Artificial intelligence company Exiger was established in 2013. Their midsize team is headquartered in București, Romania; Hong Kong, Hong Kong; London, United Kingdom and New York, New York. Their services include Artificial Intelligence, cybersecurity, and business consulting.Read More -
103
- Undisclosed
- 250 - 999 employees
- Croxley Green, United Kingdom
Big data company GCI was launched in 2001. They are located in Lincoln, United Kingdom; Calder Grove, United Kingdom; Salford, United Kingdom and Derby, United Kingdom and have a midsize team. GCI offers BI & big data consulting & SI, cloud consulting & SI, unified communications consulting & SI, IT managed services, and more.Read MoreIndustries
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104
- Undisclosed
- 2 - 9 employees
- City of London, United Kingdom
CYBRID, a IT strategy consulting company, was founded in 2017. They are based in Havant, United Kingdom and City of London, United Kingdom and have a small team. Their services include IT strategy consulting, cloud consulting & SI, cybersecurity, and IT managed services.Read More -
105
- Undisclosed
- 50 - 249 employees
- London, United Kingdom
Avolox is a midsize AI firm. The Houston, Texas-based company was founded in 2013. Their services include Artificial Intelligence, blockchain, and cybersecurity.Read More -
106
- $5,000+
- 2 - 9 employees
- Chalfont Saint Peter, United Kingdom
BAT CODERS is a cybersecurity company. Established in 2011, the team offers cybersecurity, mobile app development, web development, and blockchain. Their small firm is in Chalfont Saint Peter, United Kingdom.Read More
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