Top 100 Cybersecurity Companies in London
The Best of March 2024
Looking for a top cybersecurity consultant in London?
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 London. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
>List of the Best London Cybersecurity Consultants
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Featured providers
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- Undisclosed
- 250 - 999 employees
- Rockville, MD
Dataprise is a Rockville, Maryland-based IT managed services company. The firm provides IT managed services, cybersecurity, IT strategy consulting, and web development and is midsize.The firm was launched in 1995.
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- $1,000+
- 1,000 - 9,999 employees
- Austin, TX
TPx Communications is an IT services company headquartered in Waltham, Mass. with additional offices in Irvine and Orange County, Calif., Boston, and San Francisco. It was founded in 2000 and now has a team 780 that provides IT managed services, productivity, collaboration & UC consulting & SI, cybersecurity and more to mostly midmarket companies.
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121
- Undisclosed
- 10 - 49 employees
- City of London, United Kingdom
Established in 2001, Labyrinth Technology is a IT strategy consulting company. Headquartered in City of London, United Kingdom, their small team provides IT strategy consulting, cloud consulting & SI, cybersecurity, and IT managed services.Read More Get connected with a company for free
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122
- Undisclosed
- 10 - 49 employees
- City of London, United Kingdom
Cubit Technology is a City of London, United Kingdom-based IT strategy consulting company. Established in 2004, the small team provides IT strategy consulting, cloud consulting & SI, cybersecurity, and IT managed services.Read More -
123
- Undisclosed
- 10 - 49 employees
- City of London, United Kingdom
Based in City of London, United Kingdom, Portman Tech is a IT strategy consulting company. They focus on IT strategy consulting, cloud consulting & SI, cybersecurity, and IT managed services and were launched in 2004.Read More -
124
- Undisclosed
- 10 - 49 employees
- City of London, United Kingdom
IT strategy consulting company ITD UK was launched in 1999. The small team provides IT strategy consulting, cloud consulting & SI, cybersecurity, and IT managed services. The firm is in City of London, United Kingdom.Read More -
125
- Undisclosed
- 10 - 49 employees
- City of London, United Kingdom
IT strategy consulting company TipTop IT is based in City of London, United Kingdom. The small firm was founded in 2008. Their services include IT strategy consulting, cloud consulting & SI, cybersecurity, and IT managed services.Read More -
126
- Undisclosed
- 10 - 49 employees
- City of London, United Kingdom
Astute IT is a small IT strategy consulting company. Launched in 2012, the team focuses on IT strategy consulting, cloud consulting & SI, cybersecurity, and IT managed services. The firm is based in City of London, United Kingdom.Read More -
127
- Undisclosed
- 10 - 49 employees
- London, United Kingdom
Solid Systems is a small IT managed services company launched in 2003. Their team offers IT managed services, cloud consulting & SI, and cybersecurity. The agency is located in Cape Town, South Africa; Johannesburg, South Africa and London, United Kingdom.Read MoreIndustries
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128
- $5,000+
- 50 - 249 employees
- London, United Kingdom
Conosco is an IT managed services company located in London, United Kingdom. They focus on IT managed services, IT strategy consulting, and cybersecurity and were established in 2002.Read MoreIndustries
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129
- $5,000+
- 50 - 249 employees
- Hayes, United Kingdom
IT managed services company Armadillo was founded in 2001. Their midsize team is based in Hayes, United Kingdom. Their services include IT managed services, IT strategy consulting, cloud consulting & SI, and cybersecurity.Read MoreIndustries
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130
- $10,000+
- 50 - 249 employees
- London, United Kingdom
Article 10 is a branding company. Established in 2004, the team focuses on branding, digital strategy, graphic design, cybersecurity, and more. Their midsize company is London, United Kingdom-based.
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131
- $10,000+
- 50 - 249 employees
- Uxbridge, United Kingdom
Established in 1989, SPC International Group is an IT managed services company. They are in Uxbridge, United Kingdom and have a midsize team. Their services include IT managed services, non-voice bpo/back office services, cybersecurity, and IT strategy consulting.Read More -
132
- Undisclosed
- 50 - 249 employees
- London, United Kingdom
TEKENABLE is a Dublin 2, Ireland-based custom software development company. The midsize company was established in 2002. Their team offers custom software development, IT managed services, cybersecurity, IT strategy consulting, and more.Read More -
133
- $250,000+
- 50 - 249 employees
- Shadwell, United Kingdom
Speedster IT, a cloud consulting & SI company, is in Shadwell, United Kingdom and Takeley, Bishop’s Stortford , United Kingdom. Founded in 2014, the small team provides cloud consulting & SI, IT managed services, cybersecurity, IT strategy consulting, and more.Read MoreIndustries
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134
- Undisclosed
- 1,000 - 9,999 employees
- London, United Kingdom
FORVIS is a Springfield, Missouri-based accounting company. The large team offers accounting, business consulting, finance & accounting outsourcing (FAO), and cybersecurity. The company was founded in 1923.Read MoreIndustries
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135
- $1,000+
- 50 - 249 employees
- London, United Kingdom
Sharp Tech IT Solution Ltd is a website development firm headquartered in London, United Kingdom. They focus on web development, cybersecurity, mobile app development, social media marketing, and more and were established in 2015.Read MoreIndustries
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136
- Undisclosed
- 50 - 249 employees
- London, United Kingdom
Launched in 1999, Bovill is a business consulting company. They are located in London, United Kingdom; Singapore, Singapore; Hong Kong, Hong Kong and New York, New York and have a midsize team. Their services include business consulting, blockchain, and cybersecurity.Read More -
137
- Undisclosed
- 1,000 - 9,999 employees
- London, United Kingdom
Headquartered in Addison, Texas; Bengaluru, India; Hyderabad, India and Gurugram, India, Accolite Digital is a cloud consulting & SI company. The large team offers cloud consulting & SI, cybersecurity, application testing, enterprise app modernization, and more and was established in 2007.
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138
- Undisclosed
- 50 - 249 employees
- London, United Kingdom
Constor Solutions is a London, United Kingdom-based other IT consulting and SI company. Launched in 2013, the midsize team provides other IT consulting and SI, IT managed services, cybersecurity, and cloud consulting & SI.Read MoreClients
- CDS
- Foxtons
- Selfridges
- Mandrin Hotel
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139
- Undisclosed
- 50 - 249 employees
- London, United Kingdom
ONEiO is a cybersecurity company. Their midsize team is based in Helsinki, Finland; London, United Kingdom; Oberursel (Taunus), Germany and Atlanta, Georgia. The agency offers cybersecurity, IT managed services, custom software development, enterprise app modernization, and more.Read MoreIndustries
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140
- Undisclosed
- 50 - 249 employees
- London, United Kingdom
Launched in 2004, StoneTurn is a midsize business consulting company based in Boston, Massachusetts; New York, New York; Dallas, Texas and Los Angeles, California. Their services include business consulting, cybersecurity, business valuation services, corporate law, and more.Read MoreIndustries
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141
- Undisclosed
- 10 - 49 employees
- City of London, United Kingdom
Appsecco, a small cybersecurity company, is headquartered in City of London, United Kingdom. They offer cybersecurity and were launched in 2015.Read More -
142
- Undisclosed
- 2 - 9 employees
- City of London, United Kingdom
Cyber Sentinel is a cybersecurity company. Established in 2013, the team provides cybersecurity. Their small company is City of London, United Kingdom-based.Read More -
143
- $5,000+
- 50 - 249 employees
- Borehamwood, United Kingdom
Raygain Technologies is a cloud consulting & SI company. Their midsize team is located in Borehamwood, United Kingdom and New Delhi, India and offers cloud consulting & SI, cybersecurity, IT managed services, IT staff augmentation, and more. The company was established in 2010.Read MoreIndustries
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144
- $5,000+
- 10 - 49 employees
- London, United Kingdom
MTC GS Limited , a IT strategy consulting company, is headquartered in London, United Kingdom. The small firm was founded in 2012. Their team offers IT strategy consulting, BI & big data consulting & SI, cloud consulting & SI, CRM consulting and SI, and more.Read More -
145
- Undisclosed
- 2 - 9 employees
- Radlett, United Kingdom
Small IT strategy consulting company Amazing Support, is in Radlett, United Kingdom. They specialize in IT strategy consulting, cloud consulting & SI, cybersecurity, and IT managed services and were launched in 2007.Read More -
146
- Undisclosed
- 2 - 9 employees
- City of London, United Kingdom
Sonar IT, a IT strategy consulting company, was launched in 2019. They are headquartered in City of London, United Kingdom and have a small team. Sonar IT specializes in IT strategy consulting, cloud consulting & SI, cybersecurity, and IT managed services.Read More -
147
- Undisclosed
- 2 - 9 employees
- Croydon, United Kingdom
Ingenious Ltd is a IT strategy consulting company headquartered in Croydon, United Kingdom. The small team provides IT strategy consulting, cloud consulting & SI, cybersecurity, and IT managed services and was established in 2001.Read More -
148
- Undisclosed
- 2 - 9 employees
- City of London, United Kingdom
Founded in 2015, Magnetar IT is an IT strategy consulting company. Located in City of London, United Kingdom and Royal Leamington Spa, United Kingdom, their small team offers IT strategy consulting, cloud consulting & SI, cybersecurity, and IT managed services.Read MoreIndustries
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149
- Undisclosed
- 2 - 9 employees
- London, United Kingdom
Kalita Partners is a cybersecurity company. The London, United Kingdom-based agency was established in 2019. The small team specializes in cybersecurity, business consulting, accounting, and litigation support services.Read More -
150
- $10,000+
- 10 - 49 employees
- London, United Kingdom
Awesome Resources Ltd is a PR firm founded in 2010 with more than 10 employees. They offer digital strategy, social media marketing, and PR solutions from their office in London. They work with clients ranging from small startups to large companies.
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