Top 100 Cybersecurity Companies in the United Kingdom
The Best of December 2025Looking for a top cybersecurity consultant in the United Kingdom?
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 United Kingdom. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
Jump to Most Reviewed Companies
List of the Best United Kingdom Cybersecurity Consultants
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211Undisclosed10 - 49 employeesNorwich, EnglandOnyx-IT is a small Norwich, England-based IT managed services company. The team offers IT managed services and Cybersecurity.Read More
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212Undisclosed10 - 49 employeesWalton-on-Thames, EnglandET Works is an IT strategy consulting company based in Walton-on-Thames, England and Hokksund, Norway. Their services include IT strategy consulting and cloud consulting & SI.Read More
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213$5,000+10 - 49 employeesEastwood, EnglandBased in Eastwood, England, Your IT Department is an IT managed services company. Founded in 2009, the team provides IT managed services and cloud consulting & SI.Read More
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214$1,000+10 - 49 employeesSheffield, EnglandHeadquartered in Sheffield, England, Amvia is an other IT consulting and SI company. Their services include other IT consulting and SI and IT managed services.Read More
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215Undisclosed10 - 49 employeesManchester, EnglandLaunched in 2010, TechQuarters is a small Manchester, England-based cloud consulting & SI company. Their services include cloud consulting & SI and Corporate Training & Coaching.Read More
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216Undisclosed10 - 49 employeesCamberley, EnglandPR agency Riven Associates was founded in 2003. The agency focuses on Public Relations and CRM consulting and SI, and is small.Read More
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217$5,000+2 - 9 employeesBelfast, Northern IrelandFounded in 2006, Vertical Structure is a cloud consulting & SI company. The team specializes in cloud consulting & SI and Cybersecurity.Read More
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218Undisclosed2 - 9 employeesSileby, EnglandBetter IT is an IT strategy consulting company. Their team is headquartered in Sileby, England and Sileby, England and offers IT strategy consulting and cloud consulting & SI.Read More
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219$1,000+10 - 49 employeesLondon, England360 Softtec is a London, England-based IT managed services company. They provide IT managed services and Cybersecurity and were launched in 2003.Read More
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220$10,000+2 - 9 employeesDudley, EnglandRipley Solutions is a cloud consulting & SI company. They were founded in 2016 and focus on cloud consulting & SI and Cybersecurity.Read More
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221$5,000+10 - 49 employeesSevenoaks, EnglandIT strategy consulting company Proxar IT was established in 2008. Located in Sevenoaks, England, the team focuses on IT strategy consulting and cloud consulting & SI.Read More
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222Undisclosed10 - 49 employeesDukinfield, WalesGDPR Advisor is a branding firm headquartered in Dukinfield, Wales and Dukinfield, Wales. They provide Branding and BI & big data consulting & SI and were established in 2023.Read More
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223$5,000+10 - 49 employeesRochdale, EnglandFounded in 2005, Creative Networks is a cloud consulting & SI company. Their services include cloud consulting & SI and Cybersecurity.Read More
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224$50,000+2 - 9 employeesLondon, EnglandMVR IT Limited, a data analytics company, was launched in 2014. The firm specializes in BI & big data consulting & SI and cloud consulting & SI, and is small.Read More
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225Undisclosed2 - 9 employeesDoncaster, EnglandHolistic IT Ltd is an IT strategy consulting company. They are located in Doncaster, England, and their services include IT strategy consulting and cloud consulting & SI.Read More
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226Undisclosed10 - 49 employeesBristol, EnglandOther IT consulting and SI company ADT Systems is located in Bristol, England. The team offers other IT consulting and SI and IT managed services.Read More
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227$1,000+10 - 49 employeesGlasgow, ScotlandRedMosquito is an IT managed services company. In Glasgow, Scotland and Edinburgh , Scotland, their small team offers IT managed services and Cybersecurity. The firm was founded in 1999.Read More
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228$5,000+10 - 49 employeesMilton Keynes , EnglandBased in Milton Keynes , England and London, England, AZTech IT is an IT managed services company. Their services include IT managed services and cloud consulting & SI.Read More
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229$1,000+10 - 49 employeesBarry, WalesIT managed services company Orbits IT specializes in IT managed services and Cybersecurity. They were established in 2010.Read More
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230Undisclosed10 - 49 employeesCaerphilly, WalesExcellence IT is an IT managed services company. The Caerphilly, Wales-based agency was launched in 2002. Their team focuses on IT managed services and IT strategy consulting.Read More
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231$1,000+10 - 49 employeesLondon, EnglandAverox Solutions Limited. Is an IT strategy consulting company. The team provides IT strategy consulting and Cybersecurity and is headquartered in London, England and Wilmington, Delaware.Read More
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232Undisclosed10 - 49 employeesKinver, EnglandServeline IT, an IT strategy consulting company, was launched in 2008. The team specializes in IT strategy consulting and cloud consulting & SI and is in Kinver, England.Read More
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233Undisclosed10 - 49 employeesSheffield, EnglandKaizen IT Solutions Ltd is an IT strategy consulting company. The team is located in Sheffield, England and London, England, and their services include IT strategy consulting and IT managed services.Read More
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234Undisclosed10 - 49 employeesWokingham, EnglandEstablished in 2014, Coffee Cup Solutions is a small Wokingham, England-based IT strategy consulting company. Their services include IT strategy consulting and cloud consulting & SI.Read More
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235Undisclosed50 - 249 employeesAlderley Edge, EnglandEstablished in 1993, Chess Telecom is an IT managed services company. The team focuses on IT managed services and Custom Software Development and is in Alderley Edge, England.Read More
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236Undisclosed10 - 49 employeesHIGH WYCOMBE, EnglandEpoq IT is an IT managed services company in HIGH WYCOMBE, England. Their services include IT managed services and Cybersecurity.Read More
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237$5,000+10 - 49 employeesTwigworth, EnglandOptimising IT is an IT managed services company. Their small team of employees is headquartered in Twigworth, England. Their team focuses on IT managed services and IT strategy consulting.Read More
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238$10,000+50 - 249 employeesNewcastle upon Tyne, EnglandEstablished in 2013, Malleum is a midsize Ottawa, Canada-based cloud consulting & SI company. Their services include cloud consulting & SI and Cybersecurity.Read More
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239$5,000+250 - 999 employeesCardiff, WalesEstablished in 1995, ARO is an IT managed services company. The company specializes in IT managed services and unified communications consulting & SI, and is midsize.Read More
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240Undisclosed10 - 49 employeesManchester, EnglandRemedian IT Solutions Ltd, an IT managed services company, is in oldham, England and Manchester, England. Their services include IT managed services and Digital Strategy.Read More
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