Top 20 Managed Service Providers in Northern Ireland
The Best of December 2025Looking for a top managed service provider in Northern Ireland?
If you’re looking for services that can spare you from complex, time-consuming, and sometimes counterproductive tasks? Perhaps managed service providers can help you and your business. You can rest easy by relying on managed service providers to handle any tedious tasks.
Managed service providers are outsourced third-party companies that provide different support efforts including network, application, security, and payroll works. Businesses and organizations hire managed service providers because of their flexibility and ability to relieve repetitive tasks. Great managed service providers create custom solutions to cater to the different needs of every business. Such services are worthwhile investments especially for startups and midsize businesses that want to have their in-house teams focus on their operations.
To assist you in your search for a partner, we’ve compiled this list of the top IT managed services in Northern Ireland. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best Northern Ireland Managed Services
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$1,000+50 - 249 employeesNaperville, ILRead More
BetterWorld 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.
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1Undisclosed2 - 9 employeesLisburn, Northern IrelandLaunched in 2022, Halson Tech is a web design agency. The small team provides web design, web development, IT managed services, and graphic design. The company is based in Lisburn, United Kingdom.Read More
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2Undisclosed10 - 49 employeesNewcastle, Northern IrelandSmall IT managed services company Claremont, is located in Newcastle, Northern Ireland and Guildford, England. The team offers IT managed services and cloud consulting & SI.Read More
Clients
City of EdinburghIndustries
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3Undisclosed10 - 49 employeesBelfast, Northern IrelandSmall Cybersecurity and IT managed services company Nimbus, is located in Belfast, Northern Ireland. Their services include Cybersecurity and IT managed services.Read More
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4Undisclosed10 - 49 employeesDoogary, Northern IrelandLoughTec IT · Cyber Security, a Cybersecurity company, focuses on Cybersecurity and IT managed services. The agency is in Doogary, Northern Ireland.Read More
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5$5,000+50 - 249 employeesBanbridge, Northern IrelandEOS IT Solutions is a midsize Banbridge, Northern Ireland-based IT managed services company. The team offers IT managed services and IT strategy consulting.Read More
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6Undisclosed250 - 999 employeesBelfast, Northern IrelandLaunched in 2011, AquaQ Analytics is a midsize big data company and IT managed services company. Their services include BI & big data consulting & SI and IT managed services.Read More
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7Undisclosed2 - 9 employeesBangor, Northern IrelandFounded in 2024, INNOSEC is a small IT strategy consulting company. Their team offers IT strategy consulting and cloud consulting & SI.Read More
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8$5,000+10 - 49 employeesBelfast, Northern IrelandAtlas, an IT managed services company, was founded in 1972. The small team specializes in IT managed services and IT strategy consulting.Read More
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9Undisclosed10 - 49 employeesBelfast, Northern IrelandITMS Ireland is a small IT managed services and Cybersecurity company located in Belfast, Northern Ireland. Their services include IT managed services and Cybersecurity.Read More
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10$250,000+1,000 - 9,999 employeesBelfast, Northern IrelandSoftware development company unosquare, LLC is headquartered in Portland, Oregon; Guadalajara, Mexico and Belfast, Northern Ireland. The large team provides Custom Software Development, IT staff augmentation, Digital Engineering, UX/UI Design, and more. The agency was established in 2009.Read More
Clients
Axos Financial, Green Dot Bank, GTreasury, G2 Risk Solutions and Blue Owl Private Equity Stitch Fix and IDX Harvard and McGraw Hill Athena Health and Foundation MedicineIndustries
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11Undisclosed2 - 9 employeesBelfast, Northern IrelandEmail Marketing company Just There was founded in 2013. The agency focuses on Email Marketing and Search Engine Optimization, and is small.Read More
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12Undisclosed250 - 999 employeesBelfast, Northern IrelandTreliant, a midsize Business Consulting company, is based in Belfast, Northern Ireland and Washington, District of Columbia. Their services include Business Consulting and Litigation Support Services.Read More
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13$1,000+10 - 49 employeesBelfast, Northern IrelandIT managed services company Euro Systems offers IT managed services and cloud consulting & SI. They were founded in 2009.Read More
Industries
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14Undisclosed10 - 49 employeesBelfast, Northern IrelandYarra Software, a small business intelligence company, is headquartered in Belfast, Northern Ireland. The team provides BI & big data consulting & SI and cloud consulting & SI.Read More
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15Undisclosed2 - 9 employeesMagherafelt, Northern IrelandMalachy Devlin Software is a data analytics company in Magherafelt, Northern Ireland. Their services include BI & big data consulting & SI and cloud consulting & SI.Read More
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16Undisclosed2 - 9 employeesColeraine, Northern IrelandCauseway IT Services is a Cybersecurity company. Founded in 2023, the team focuses on Cybersecurity and cloud consulting & SI.Read More
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17$50,000+1,000 - 9,999 employeesPlano, TXRead More
IT strategy consulting and other IT consulting and SI company Black Box is headquartered in. The company provides IT strategy consulting and other IT consulting and SI and is large.The company was established in 1976.
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