Top 100 IT Services Companies in the United Kingdom
The Best of July 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
-
1141$1,000+2 - 9 employeesStotfold, EnglandIT managed services company CustomConfig is headquartered in Stotfold, England. They focus on IT managed services and IT strategy consulting and were launched in 2025.Read More
Industries
-
1142$1,000+2 - 9 employeesLondon, EnglandCybersecurity company Dreadsec Ltd is headquartered in London, England. The team offers Cybersecurity.Read More
-
1143$5,000+2 - 9 employeesNottingham, EnglandResponsive Analytix is a big data analytics company established in 2022. The team focuses on BI & big data consulting & SI and cloud consulting & SI and is in Nottingham, England.Read More
Industries
-
1144Undisclosed2 - 9 employeesColchester, EnglandGreet Solutions Ltd is an IT strategy consulting company based in Colchester, England. They offer IT strategy consulting and Cybersecurity and were established in 2010.Read More
-
1145$10,000+2 - 9 employeesLondon, EnglandIn London, England, Altidia Consulting is a small IT strategy consulting company. Their services include IT strategy consulting and cloud consulting & SI.Read More
-
1146$10,000+10 - 49 employeesDunstable, EnglandTechAll Solutions is an IT strategy consulting company. Headquartered in Dunstable, England, the company was established in 2024. Their services include IT strategy consulting and IT managed services.Read More
-
1147$1,000+10 - 49 employeesBirmingham, EnglandEstablished in 2019, Slink.ai is a small IT strategy consulting company. Their services include IT strategy consulting and Cybersecurity.Read More
Industries
-
1148Undisclosed2 - 9 employeesLondon, EnglandSeltech IT Services Ltd is a cloud consulting & SI company. They were founded in 2011 and focus on cloud consulting & SI and Cybersecurity.Read More
-
1149$1,000+2 - 9 employeesNew Malden, EnglandVMR Check is a small IT strategy consulting company in New Malden, England and Southall, England. The team specializes in IT strategy consulting and cloud consulting & SI.Read More
Industries
-
1150$1,000+2 - 9 employeesBedford, EnglandIT strategy consulting company PublicTec was established in 2021. The company provides IT strategy consulting and cloud consulting & SI, and is small.Read More
-
1151Undisclosed2 - 9 employeesBishop's Stortford, EnglandFounded in 2020, CREAVO is an IT strategy consulting company. The firm focuses on IT strategy consulting and cloud consulting & SI, and is small.Read More
-
1152$5,000+50 - 249 employeesLondon, EnglandCybersecurity company Cybernoq LTD is headquartered in London, England. Their services include Cybersecurity and IT managed services.Read More
-
1153Undisclosed2 - 9 employeesWellingborough, EnglandIn Wellingborough, England, Mayfield intelligence Operations is a Cybersecurity company. The team provides Cybersecurity and IT strategy consulting.Read More
-
1154$5,000+1,000 - 9,999 employeesLondon, EnglandSigma Software Security, a Compliance Consulting company, is in London, England and Warszawa, Poland. Their services include Compliance Consulting and Cybersecurity.Read More
-
1155$1,000+2 - 9 employeesLondon, EnglandCybersecurity company Custodia Cyber is headquartered in London, England. The team provides Cybersecurity and IT managed services.Read More
Industries
-
1156$5,000+10 - 49 employeesManchester, EnglandLaunched in 2025, Global Layers Technologies Ltd is an IT managed services company. The firm offers IT managed services.Read More
Industries
-
1157$1,000+2 - 9 employeesLondon, EnglandCybersecurity company AttackIUM is in London, England. They provide Cybersecurity.Read More
Industries
-
1158$10,000+10 - 49 employeesBirmingham, EnglandEstablished in 2018, Slink is an IT managed services company. The team focuses on IT managed services and Cybersecurity and is in Birmingham, England.Read More
Industries
-
1159Undisclosed2 - 9 employeesMildenhall, EnglandVixarno Tech LTD, an IT managed services company, provides IT managed services and cloud consulting & SI. The firm is based in Mildenhall, England.Read More
-
1160$5,000+2 - 9 employeesLondon, EnglandPMI Stack is an IT strategy consulting company. The team focuses on IT strategy consulting and BI & big data consulting & SI and is based in London, England.Read More
Industries
-
1161Undisclosed2 - 9 employeesBillericay, EnglandInfo-Power is a cloud consulting & SI company. They were established in 1999 and specialize in cloud consulting & SI and IT managed services.Read More
-
1162$5,000+2 - 9 employeesLondon, EnglandSapena Technologies Ltd is an IT strategy consulting company. Headquartered in London, England, the agency focuses on IT strategy consulting and unified communications consulting & SI.Read More
-
1163Undisclosed2 - 9 employeesLondon, EnglandHaxashield IT & Cyber Solutions is an IT managed services company in London, England. They offer IT managed services and Cybersecurity and were established in 2024.Read More
-
1164$5,000+10 - 49 employeesLondon, EnglandMSAdvance is a cloud consulting & SI company. Based in Madrid, Spain and New York, New York, their small team focuses on cloud consulting & SI and Cybersecurity. The firm was launched in 2010.Read More
-
1165$1,000+2 - 9 employeesLondon, EnglandGrayscaled, a Computer Engineering company, was established in 2026. The team provides Computer Engineering and IT strategy consulting and is located in London, England.Read More
-
1166$5,000+2 - 9 employeesStaines-upon-Thames, EnglandCloudVille Limited is a CRM consulting and SI company. They were established in 2017 and offer CRM consulting and SI and IT strategy consulting.Read More
-
1167$75,000+10 - 49 employeesLeeds, EnglandTelecoms4Business, an IT strategy consulting and IT managed services company, was founded in 2005. The team focuses on IT strategy consulting and IT managed services.Read More
-
1168Undisclosed2 - 9 employeesBristol, EnglandWaylight Atlantic is a Bristol, England-based IT strategy consulting company. They offer IT strategy consulting.Read More
-
1169$1,000+2 - 9 employeesLondon, EnglandLuminova Analytics, a business intelligence company, focus on BI & big data consulting & SI and IT strategy consulting. They were established in 2025.Read More
Industries
-
1170$5,000+10 - 49 employeesLondon , EnglandBinary Response is a Cybersecurity company. Based in London , England, their team specializes in Cybersecurity.Read More
Get connected with a company for free
Tell us about your project, and we'll match you with vetted companies that meet your requirements.
Get connected with the right company for you
We'll do the work for you – finding and connecting you with service providers that meet your exact requirements.
Schedule ConsultationMost Reviewed IT Services Company in United Kingdom
Check out an IT Services Company in United Kingdom with the most new reviews in the past 12 months.
Most Reviewed
IT Services Company
United Kingdom
- 11 6 new reviews
- 12 6 new reviews
- 13 5 new reviews
- 14 5 new reviews
- 15 5 new reviews
