Top 100 Cybersecurity Companies in London

The Best of April 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.

Jump to Most Reviewed Companies

List of the Best London Cybersecurity Consultants

Featured providers
- TPx Communications
  (70 Reviews) 4.3
  - Timeliness
    4.1
  - Service Excellence
    4.3
  - Value
    4.2
  - Would Recommend
    4.3
  - $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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241

Lumina Technologies Ltd

(0 Reviews)

Not yet reviewed.
- $5,000+
- 10 - 49 employees
- London, United Kingdom
Founded in 1998, Lumina Technologies Ltd is an IT managed services company. The small team offers IT managed services, cloud consulting & SI, IT strategy consulting, and cybersecurity. The firm is located in Hemel Hempstead, United Kingdom; London, United Kingdom and , .
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242

IT Champion Ltd

(0 Reviews)

Not yet reviewed.
- $1,000+
- 10 - 49 employees
- London, United Kingdom
IT managed services company IT Champion Ltd was founded in 2009. They are headquartered in Exeter, United Kingdom and London, United Kingdom and have a small team. Their services include IT managed services, IT strategy consulting, cloud consulting & SI, cybersecurity, and more.
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243

UCW Industries

(0 Reviews)

Not yet reviewed.
- Undisclosed
- Freelancer employees
- London, United Kingdom
UCW Industries is an AI firm. Their small team is headquartered in London, United Kingdom. The firm specializes in Artificial Intelligence, IoT development, product design, cybersecurity, and more.
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244

Memgraph

(0 Reviews)

Not yet reviewed.
- Undisclosed
- 10 - 49 employees
- Berkhamsted, United Kingdom
Memgraph is a software development company. They are headquartered in Zagreb, Croatia and have a small team. Their services include custom software development and cybersecurity.

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245

IT Backbone Limited

(0 Reviews)

Not yet reviewed.
- Undisclosed
- 10 - 49 employees
- Kings Hill, United Kingdom
IT Backbone Limited is an IT managed services company. They are in Kings Hill, United Kingdom and have a small team. The company specializes in IT managed services and cybersecurity.

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246

Primenet

(0 Reviews)

Not yet reviewed.
- $5,000+
- 10 - 49 employees
- Stevenage, United Kingdom
Established in 1998, Primenet is an IT managed services company. Their small team is in Stevenage, United Kingdom. Their team offers IT managed services, cybersecurity, IT strategy consulting, cloud consulting & SI, and more.
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247

TechWyse

(0 Reviews)

Not yet reviewed.
- Undisclosed
- 10 - 49 employees
- Hatfield Broad Oak, United Kingdom
TechWyse is a IT managed services company. They are located in Hatfield Broad Oak, United Kingdom and have a small team. Their services include IT managed services, IT strategy consulting, cybersecurity, other IT consulting and SI, and more. The firm was established in 2022.
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248

Red Helix

(0 Reviews)

Not yet reviewed.
- 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.
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249

Allteks LTD

(0 Reviews)

Not yet reviewed.
- $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.
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250

Epoq IT

(0 Reviews)

Not yet reviewed.
- Undisclosed
- 10 - 49 employees
- HIGH WYCOMBE, United Kingdom
Epoq IT is an IT managed services company headquartered in HIGH WYCOMBE, United Kingdom. Launched in 2002, the small team specializes in IT managed services, cybersecurity, IT strategy consulting, and cloud consulting & SI.
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251

Projectfive

(0 Reviews)

Not yet reviewed.
- $5,000+
- 10 - 49 employees
- Camberley, United Kingdom
Established in 2002, Projectfive is an IT managed services company. Their small team is headquartered in Camberley, United Kingdom. Their team offers IT managed services and cybersecurity.
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252

Ivinco

(0 Reviews)

Not yet reviewed.
- $5,000+
- 10 - 49 employees
- Chatham, United Kingdom
Based in Chatham, United Kingdom, Ivinco is a small cybersecurity company. They specialize in cybersecurity, IT managed services, IT staff augmentation, and devops managed services and were launched in 2009.
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253

HelpFully IT

(0 Reviews)

Not yet reviewed.
- $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.
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254

Zenzero

(0 Reviews)

Not yet reviewed.
- $5,000+
- 50 - 249 employees
- Basildon, United Kingdom
Zenzero is an IT managed services company launched in 2004. Their midsize team is based in Warwick, United Kingdom; Birmingham, United Kingdom; Stoke-On-Trent , United Kingdom and Basildon, United Kingdom. Their services include IT managed services, cybersecurity, custom software development, BI & big data consulting & SI, and more.
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255

Colibri Digital

(0 Reviews)

Not yet reviewed.
- $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.
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256

Centrality

(0 Reviews)

Not yet reviewed.
- $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.
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257

Herjavec Group

(0 Reviews)

Not yet reviewed.
- $10,000+
- 250 - 999 employees
- Reading , United Kingdom
Herjavec Group is an IT managed services company in Toronto, Canada; West Hollywood, California and Reading , United Kingdom. Founded in 2003, the midsize team specializes in IT managed services, cybersecurity, and IT strategy consulting.
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258

Clearswift

(0 Reviews)

Not yet reviewed.
- $5,000+
- 50 - 249 employees
- Theale, United Kingdom
Founded in 1982, Clearswift is a cybersecurity company. The company offers cybersecurity and has a midsize team. The company is located in Theale, United Kingdom.
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259

Rapid7

(0 Reviews)

Not yet reviewed.
- $10,000+
- 1,000 - 9,999 employees
- Theale, United Kingdom
Rapid7 is a cybersecurity company launched in 2000. Their large team is located in Boston, Massachusetts; Manhattan Beach, California; Austin, Texas and Cambridge, Massachusetts. The company offers cybersecurity, IT managed services, and IT strategy consulting.

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260

MGENIOUS

(0 Reviews)

Not yet reviewed.
- $1,000+
- 2 - 9 employees
- Bramley, United Kingdom
Cloud consulting & SI company MGENIOUS was launched in 2020. They are based in Bramley, United Kingdom and have a small team. Their services include cloud consulting & SI, unified communications consulting & SI, IT managed services, cybersecurity, and more.
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261

Genmar (UK) Ltd

(0 Reviews)

Not yet reviewed.
- $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.
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262

Edge IT

(0 Reviews)

Not yet reviewed.
- $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.
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263

Capito Ltd

(0 Reviews)

Not yet reviewed.
- Undisclosed
- 50 - 249 employees
- Woodley, United Kingdom
Capito is an IT managed services company. They are based in Livingston , United Kingdom; Aberdeen , United Kingdom and Woodley, United Kingdom and have a midsize team. Their services include IT managed services, IT strategy consulting, and cloud consulting & SI. The firm was founded in 1990.
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264

Pro Drive IT Limited

(0 Reviews)

Not yet reviewed.
- $5,000+
- 10 - 49 employees
- Guildford , United Kingdom
Based in Guildford , United Kingdom, Pro Drive IT Limited is a small IT managed services company. Their services include IT managed services, IT strategy consulting, cloud consulting & SI, and cybersecurity.
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265

PS Tech

(0 Reviews)

Not yet reviewed.
- Undisclosed
- 10 - 49 employees
- Uckfield, United Kingdom
PS Tech is an IT managed services company launched in 2003. The small team specializes in IT managed services, cybersecurity, and unified communications consulting & SI. The agency is headquartered in Uckfield, United Kingdom.
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266

Censornet

(0 Reviews)

Not yet reviewed.
- $1,000+
- 10 - 49 employees
- Basingstoke, United Kingdom
Cybersecurity company Censornet was established in 2005. They are based in Basingstoke, United Kingdom; Brøndby, Denmark and Austin, Texas and have a small team. Censornet provides cybersecurity.

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267

GEOPC Ltd

(0 Reviews)

Not yet reviewed.
- $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.
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268

Shift Left Group

(0 Reviews)

Not yet reviewed.
- Undisclosed
- 10 - 49 employees
- RG1 1LX, United Kingdom
Shift Left Group is an IT strategy consulting company in RG1 1LX, United Kingdom. The agency offers IT strategy consulting, cloud consulting & SI, cybersecurity, application testing, and more and has a small team.The agency was established in 2015.
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269

Bluecube Technology Solutions

(0 Reviews)

Not yet reviewed.
- Undisclosed
- 50 - 249 employees
- Milton Keynes, United Kingdom
Based in Milton Keynes, United Kingdom, Bluecube Technology Solutions is a IT managed services company. The midsize team focuses on IT managed services, cybersecurity, and IT strategy consulting. The company was founded in 2003.
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270

Nominet

(0 Reviews)

Not yet reviewed.
- Undisclosed
- 250 - 999 employees
- Oxford, United Kingdom
In Oxford, United Kingdom, Nominet is a cybersecurity company. The midsize team provides cybersecurity and was launched in 1996.
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