Top 100 IT Services Companies in the United Kingdom
The Best of December 2025
IT services form the foundation of contemporary businesses. Today, a company's operations entirely rely on computer systems and software, which streamline processes for better efficiency. Having a partner that guarantees the seamless operation of these vital systems is crucial, as it directly impacts a brand's success—a robust and dependable backend results in a user-friendly frontend, enhancing traffic, engagement, and conversions.
The only problem modern companies face is finding such a partner. One with technical expertise and a deep understanding and insight into the company’s industry. This is why The Manifest created and curated a list of the top performers in the IT services development industry in the United Kingdom. Make sure to go through each option and read the user-contributed reviews about them. Choose the agency that best suits your company’s needs and requirements.
Jump to Most Reviewed Companies
List of the Best United Kingdom IT Companies
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$1,000+50 - 249 employeesNaperville, ILBetterWorld Technology is a midsize IT managed services company launched in 2003. Their services include IT managed services, Cybersecurity, IT strategy consulting, and Compliance Consulting. The company is headquartered in Naperville, Illinois; Naperville, Illinois; Winter Park, Florida and Denver, Colorado.Read More
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1321$5,000+2 - 9 employeesMilton Keynes, EnglandImtex is an IT managed services company. Established in 1990, their team provides IT managed services and IT strategy consulting.Read More
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1322$5,000+50 - 249 employeesLondon, EnglandNew Signature is a midsize IT managed services company in London, England. The team specializes in IT managed services and IT strategy consulting.Read More
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1323$5,000+2 - 9 employeesLondon, EnglandNetwork Bridge is an IT managed services company. Headquartered in London, England, the agency was launched in 2003. Their team specializes in IT managed services and IT strategy consulting.Read More
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1324$5,000+10 - 49 employeesSurrey, EnglandTegen IT Solutions is a small IT managed services company based in Surrey, England and London, England. Their services include IT managed services and IT strategy consulting.Read More
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1325$10,000+2 - 9 employeesBournemouth, EnglandData Pathfinders is a big data company. Launched in 2014, the firm offers BI & big data consulting & SI and Business Consulting.Read More
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1326$5,000+250 - 999 employeesLondon, EnglandIT managed services company Claranet was founded in 1996. The team specializes in IT managed services and IT strategy consulting.Read More
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1327$5,000+50 - 249 employeesRoad, WalesGaia Technologies is an IT managed services company. They are headquartered in Road, Wales. Their team specializes in IT managed services.Read More
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1328$5,000+10 - 49 employeesLondon, EnglandQuoStar Solutions Limited is an IT managed services company. The London, England-based agency was founded in 2005. Their services include IT managed services and IT strategy consulting.Read More
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1329$5,000+250 - 999 employeesLondon, EnglandEstablished in 1990, Ultima Business Solutions Ltd. Is an IT managed services company. In Reading, England and London, England, the team specializes in IT managed services and IT strategy consulting.Read More
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1330$5,000+250 - 999 employeesBedford, EnglandBlue Chip is an IT managed services company. The team focuses on IT managed services and IT strategy consulting and is headquartered in Bedford, England.Read More
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1331$5,000+50 - 249 employeesLeeds, EnglandBlue Logic is an IT managed services company. Headquartered in Leeds, England and Hull, England, the agency was launched in 2007. Their services include IT managed services and IT strategy consulting.Read More
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1332$5,000+10 - 49 employeesGlasgow, ScotlandIT managed services company Certum was founded in 2003. The small team specializes in IT managed services and IT strategy consulting.Read More
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1333$5,000+2 - 9 employeesAuchterless, ScotlandEstablished in 1991, Clark Integrated Technologies is an IT managed services company. The agency offers IT managed services and IT strategy consulting.Read More
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1334$5,000+50 - 249 employeesLiddington, EnglandCommercial Group is an IT managed services company. In Liddington, England, their midsize team specializes in IT managed services and IT strategy consulting. The agency was launched in 1991.Read More
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1335$5,000+10 - 49 employeesSurrey , EnglandClass Networks is an IT managed services company established in 1989. Headquartered in Surrey , England and London, England, the team offers IT managed services and cloud consulting & SI.Read More
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1336$5,000+2 - 9 employeesNorthampton , EnglandLocated in Northampton , England, Data Store 365 Limited is a cloud consulting & SI company. They focus on cloud consulting & SI and IT managed services and were established in 2005.Read More
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1337$5,000+2 - 9 employeesLondon , EnglandExtraordinary Managed Services is a London , England-based IT managed services company. The team focuses on IT managed services and IT strategy consulting.Read More
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1338$5,000+10 - 49 employeesLondon, EnglandFifosys Ltd, an IT managed services company, was founded in 2001. The firm offers IT managed services and IT strategy consulting, and is small.Read More
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1339$5,000+2 - 9 employeesCardiff , WalesSmall IT managed services company Intelligent IT Solutions, is based in Cardiff , Wales. Their services include IT managed services and IT strategy consulting.Read More
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1340$5,000+50 - 249 employeesSurrey , EnglandLocated in Surrey , England, LAN2LAN is an IT managed services company. Their services include IT managed services and IT strategy consulting.Read More
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1341$5,000+2 - 9 employeesLondon, EnglandSmall business intelligence company Big Consultancy, is in London, England. The team provides BI & big data consulting & SI.Read More
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1342$5,000+2 - 9 employeesEynsham, EnglandOxford Mac Solutions Ltd is an IT managed services company founded in 1994. Their team focuses on IT managed services and IT strategy consulting.Read More
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1343$5,000+10 - 49 employeesEastwood, EnglandPyranet UK Limited is an IT managed services company. Based in Eastwood, England, the team offers IT managed services and IT strategy consulting.Read More
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1344$5,000+10 - 49 employeesMilton, EnglandRiverbank IT Management is an IT managed services company launched in 1997. The small team provides IT managed services and cloud consulting & SI.Read More
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1345$5,000+10 - 49 employeesEast Kilbride, ScotlandRoswell IT is a small IT managed services company. They offer IT managed services and IT strategy consulting and were established in 1997.Read More
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1346$5,000+50 - 249 employeesPortchester, EnglandTaylor Made Computer Solutions is an IT managed services company. In Portchester, England and Southampton, England, their team offers IT managed services and IT strategy consulting.Read More
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1347$5,000+10 - 49 employeesAlbans, EnglandIT managed services company Twin Systems specializes in IT managed services and IT strategy consulting. They were established in 1990.Read More
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1348$5,000+2 - 9 employeesPortslade, EnglandBased in Portslade, England, Viper IT Solutions UK is an IT managed services company. Their services include IT managed services and IT strategy consulting.Read More
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1349$10,000+10 - 49 employeesGreat Blakenham, EnglandBuffalo Data & Media is a data analytics company. The company is in Great Blakenham, England. Their team focuses on BI & big data consulting & SI and Conversion Optimization.Read More
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1350$5,000+10 - 49 employeesLondon, EnglandStellarise is a small IT managed services company in London, England. The team focuses on IT managed services and IT strategy consulting.Read More
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Check out an IT Services Company in United Kingdom with the most new reviews in the past 12 months.
Most Reviewed
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