Top 100 IT Services Companies in the United Kingdom
The Best of June 2026
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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691$1,000+10 - 49 employeesLondon, EnglandLaunched in 2000, 1st-it Limited is an IT strategy consulting company. The team focuses on IT strategy consulting and cloud consulting & SI and is headquartered in London, England.Read More
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692Undisclosed10 - 49 employeesLeeds, EnglandSmall Application Testing company RapidSpike, is located in Leeds, England. Their services include Application Testing and Cybersecurity.Read More
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693$10,000+250 - 999 employeesRomford, EnglandAI firm Mitosis Technologies is based in Rajakilpakkam, India and Westminster, Colorado. Founded in 2013, the team provides Artificial Intelligence and Custom Software Development.Read More
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694Undisclosed2 - 9 employeesWatchfield, EnglandColtella Ltd is a small Watchfield, England-based IT managed services company. Their services include IT managed services and Cybersecurity.Read More
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695$1,000+2 - 9 employeesGuildford, EnglandEstablished in 2015, Indigo Iris is a CRM consulting and SI company. The agency provides CRM consulting and SI, and is small.Read More
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696Undisclosed10 - 49 employeesRosslyn Crescent, Harrow, EnglandAdvanced Cloud Solutions is a cloud consulting & SI company founded in 2020. The small team specializes in cloud consulting & SI and CRM consulting and SI.Read More
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697$5,000+2 - 9 employeesLondon, EnglandClarity for Action is a small Business Consulting company. Launched in 2024, the team focuses on Business Consulting, IT strategy consulting, and Funding & Investment. The company is located in London, England.Read More
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698$10,000+2 - 9 employeesBrighton & Hove, EnglandMiggle one ltd is a CRM consulting and SI company. Their small team is located in Brighton & Hove, England. Their services include CRM consulting and SI and Business Consulting.Read More
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699$5,000+2 - 9 employeesHertfordshire, EnglandLaunched in 2006, ClevaGroup is an IT managed services company. The small team specializes in IT managed services and IT strategy consulting.Read More
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700$5,000+10 - 49 employeesLondon, EnglandLumina Technologies Ltd is an IT managed services company. The Hemel Hempstead, England-based team specializes in IT managed services and cloud consulting & SI.Read More
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701$10,000+50 - 249 employeesMilton Keynes , EnglandManaged. Is an IT managed services company established in 2009. The midsize team specializes in IT managed services and cloud consulting & SI.Read More
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702Undisclosed50 - 249 employeesEdinburgh, ScotlandBased in Edinburgh, Scotland, Quorum Network Resources Ltd is a custom software development company. Their services include Custom Software Development and cloud consulting & SI.Read More
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703$5,000+10 - 49 employeesGateshead, EnglandSmall IT managed services company Smart-IT Group, is based in Gateshead, England. Their services include IT managed services and cloud consulting & SI.Read More
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704$5,000+10 - 49 employeesBirmingham, EnglandIT managed services company Microtrading offers IT managed services and IT strategy consulting. They were launched in 1981.Read More
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705$10,000+10 - 49 employeesLondon, EnglandAmigo is an IT managed services company. The company is located in London, England. Their team offers IT managed services and Business Consulting.Read More
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706$1,000+2 - 9 employeesMotherwell, ScotlandVectorCloud Ltd is a small Motherwell, Scotland-based IT managed services company. The team specializes in IT managed services and Cybersecurity.Read More
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707$1,000+10 - 49 employeesLondon, EnglandT-Tech, a small IT managed services company, is based in London, England. Their services include IT managed services and IT strategy consulting.Read More
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708Undisclosed10 - 49 employeesManchester, EnglandBespoke is an IT strategy consulting company. Launched in 2013, the firm is located in Manchester, England. Their team focuses on IT strategy consulting and BI & big data consulting & SI.Read More
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709$1,000+50 - 249 employeesExchange Flags, EnglandSysGroup, an IT managed services company, is in Exchange Flags, England. Established in 2006, the team provides IT managed services and IT strategy consulting.Read More
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710$1,000+10 - 49 employeesGlasgow, ScotlandClickNetworks is an IT managed services company. The Glasgow, Scotland-based team provides IT managed services and Cybersecurity.Read More
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711Undisclosed2 - 9 employeesGlasgow, ScotlandAcu IT Solutions is a Glasgow, Scotland-based IT managed services company. They specialize in IT managed services and cloud consulting & SI.Read More
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712$5,000+250 - 999 employeesLondon, EnglandCorvit Networks is an IT managed services company founded in 2000. The agency offers IT managed services and Social Media Marketing.Read More
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713$1,000+10 - 49 employeesLiss, EnglandSyn-Star IT-Telecoms-Technology is a Liss, England-based IT managed services company. The team specializes in IT managed services and Call Center Services.Read More
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714Undisclosed2 - 9 employeesSunderland, EnglandLaunched in 2018, CyberWhite Limited is a Cybersecurity company. The agency offers Cybersecurity and IT managed services.Read More
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715$1,000+10 - 49 employeesLondon, EnglandINTELLIWORX Managed IT is a small IT strategy consulting company established in 2011. Their services include IT strategy consulting and IT managed services.Read More
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716Undisclosed50 - 249 employeesBorehamwood, EnglandUtelize Mobile is a midsize Borehamwood, England-based IT managed services company. The team focuses on IT managed services and other IT consulting and SI.Read More
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717Undisclosed50 - 249 employeesBristol, EnglandStripe OLT is a Cybersecurity company. The company is in Bristol, England and London, England. Their team provides Cybersecurity and IT managed services.Read More
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718$1,000+2 - 9 employeesHeald Green, EnglandZR Tech UK is a business intelligence company. Established in 2021, their team provides BI & big data consulting & SI and IT managed services.Read More
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719Undisclosed50 - 249 employeesLondon, EnglandEstablished in 2000, Enterprise Outsourcing is a cloud consulting & SI company. The team offers cloud consulting & SI and Cybersecurity and is based in Sandton, South Africa and Melbourne, Australia.Read More
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720$1,000+10 - 49 employeesGlasgow, ScotlandFounded in 2002, incovo is a Cybersecurity company. The team provides Cybersecurity and IT managed services.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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