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
Industries
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751Undisclosed50 - 249 employeesBasildon, EnglandFounded in 2010, Wavetel Business is an unified communications consulting & SI company. The team offers unified communications consulting & SI.Read More
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752Undisclosed10 - 49 employeesBrighton, EnglandCarden Telecoms is an unified communications consulting & SI company. They are headquartered in Brighton, England and have small team. They provide unified communications consulting & SI.Read More
Industries
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753Undisclosed250 - 999 employeesLondon, EnglandBased in London, England, Marshall Info Tech is a midsize IT managed services company. The team specializes in IT managed services and Cybersecurity.Read More
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754Undisclosed50 - 249 employeesLondon, EnglandAsperii, a cloud consulting & SI company, is in New York, New York and London, England. Founded in 2011, the team specializes in cloud consulting & SI and CRM consulting and SI.Read More
Industries
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755$50,000+50 - 249 employeesLondon, EnglandELAIT is a big data analytics company established in 2010. Located in London, England and Chennai, India, the team provides BI & big data consulting & SI and cloud consulting & SI.Read More
Industries
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756$1,000+10 - 49 employeesExeter, EnglandIT Champion Ltd is an IT managed services company. The team specializes in IT managed services and IT strategy consulting and is in Exeter, England and London, England.Read More
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757Undisclosed50 - 249 employeesStaines-upon-Thames, EnglandTDM Group is an IT managed services company. The Staines-upon-Thames, England-based agency was launched in 1997. Their team provides IT managed services and Cybersecurity.Read More
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758Undisclosed2 - 9 employeesLondon, EnglandCreative ITC is an IT strategy consulting company. They are in London, England and have small team of experts. Their services include IT strategy consulting and IT managed services.Read More
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759Undisclosed10 - 49 employeesCross Hands, WalesLaunched in 1989, Morgan & Morgan Business and Technology is an IT managed services company. The team provides IT managed services and Cybersecurity.Read More
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760Undisclosed10 - 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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761$25,000+50 - 249 employeesLondon, EnglandBased in London, England and Warszawa, Poland, Dot Collective is a big data company and cloud consulting & SI company. They provide BI & big data consulting & SI and cloud consulting & SI.Read More
Industries
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762Undisclosed10 - 49 employeesBournemouth, EnglandRejuvenate IT is a web design agency. Headquartered in Bournemouth, England, the firm was founded in 2009. Their services include Web Design and IT strategy consulting.Read More
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763$50,000+10 - 49 employeesManchester, EnglandTecvia is a Manchester, England-based ERP consulting and SI company. Their services include ERP consulting and SI and CRM consulting and SI.Read More
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764Undisclosed10 - 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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765Undisclosed10 - 49 employeesLondon, EnglandSwift Digital Solutions is a cloud consulting & SI company. The team is in London, England, and their services include cloud consulting & SI and IT managed services.Read More
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766Undisclosed10 - 49 employeesSwalwell, EnglandBigfoot Networks Ltd is an IT managed services company established in 2014. Their services include IT managed services and IT strategy consulting.Read More
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767$5,000+50 - 249 employeesHampton Lovett, EnglandBallards LLP is a midsize IT strategy consulting and Accounting company. Launched in 2002, the team specializes in IT strategy consulting and Accounting.Read More
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768Undisclosed50 - 249 employeesBanbury, EnglandCovenco is an IT managed services company. Their midsize team is based in Banbury, England and focuses on IT managed services and cloud consulting & SI. The agency was established in 1989.Read More
Industries
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769$1,000+2 - 9 employeesLeeds, EnglandCybersecurity company Data Protection People was launched in 2016. In Leeds, England, the team focuses on Cybersecurity.Read More
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770Undisclosed10 - 49 employeesStretford, EnglandCybersecurity company Aspire IT Services Ltd focuses on Cybersecurity and IT managed services. They are located in Stretford, England.Read More
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771$5,000+10 - 49 employeesLondon, EnglandExact Solutions is a London, England-based IT managed services company. Their services include IT managed services and cloud consulting & SI.Read More
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772$1,000+2 - 9 employeesTotton, EnglandCentury IT Services, an IT strategy consulting company, is in Totton, England. They provide IT strategy consulting and unified communications consulting & SI.Read More
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773Undisclosed10 - 49 employeesBirmingham, EnglandCybersecurity company Aristi Limited offers Cybersecurity. They were launched in 2008.Read More
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774$25,000+10 - 49 employeesLondon, EnglandSmall Architectural Design company Lyon Tech, is headquartered in London, England. Their services include Architectural Design and cloud consulting & SI.Read More
Industries
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775Undisclosed2 - 9 employeesTamworth, EnglandFounded in 2005, Blue Footprint Ltd is a small Tamworth, England-based IT strategy consulting company. Their team provides IT strategy consulting and cloud consulting & SI.Read More
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776Undisclosed10 - 49 employeesLondon, EnglandIpspecialist is an IT strategy consulting company. Their team is located in London, England. The company specializes in IT strategy consulting and cloud consulting & SI.Read More
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777$10,000+10 - 49 employeesLeeds, EnglandHyperact, an user experience design company, was founded in 2022. Based in Leeds, England and Manchester, England, their small team focuses on UX/UI Design, Custom Software Development, Business Consulting, IT staff augmentation, and more.Read More
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778$10,000+10 - 49 employeesBelfast, Northern IrelandAnalytics Engines is a data analytics company. Based in Belfast, Northern Ireland, the agency specializes in BI & big data consulting & SI and Artificial Intelligence.Read More
Industries
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779Undisclosed50 - 249 employeesLeeds, EnglandRead More
twentysix is a full-service digital communications agency based in Leeds, United Kingdom. Founded in 1996, twentysix's 168 employees provides a host of different services such as web design, e-commerce development, mobile app development, and SEO for mainly midmarket and enterprise businesses.
Clients
twentysix works with a variety of B2C, B2B and public sector clients and has expertise across multiple industry sectors.Industries
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780$1,000+50 - 249 employeesRopley Dean, EnglandClevertouch Marketing is a Ropley Dean, England-based Marketing Strategy and data analytics company. The team provides Marketing Strategy and BI & big data consulting & SI.Read More
Industries
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Most Reviewed
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