Top 100 IT Services Companies in London

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Top 100 IT Services Companies in London

The Best of March 2026

Looking for a top IT services company in London?

IT Services are the means to ensure all your hardware continues to function. There are essential to any business and we've compiled a list of the best teams in London for you to review. 

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List of the Best London IT Companies

  • 691

    (0 Reviews)

    Not yet reviewed.

    $5,000+
    50 - 249 employees
    St Katharine Docks, England
    Capital Support is an IT managed services company established in 2002. The agency provides IT managed services and IT strategy consulting.
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  • 692

    (0 Reviews)

    Not yet reviewed.

    $5,000+
    50 - 249 employees
    Bounds Green, England
    Caretower is an IT managed services company. Located in Bounds Green, England, the team provides IT managed services and IT strategy consulting.
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  • 693

    (0 Reviews)

    Not yet reviewed.

    $5,000+
    10 - 49 employees
    Richmond, England
    CiRRUS is an IT managed services company located in Richmond, England. Their services include IT managed services and IT strategy consulting.
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  • 694

    (0 Reviews)

    Not yet reviewed.

    $5,000+
    10 - 49 employees
    London , England
    Onepoint is a data analytics company. Launched in 2005, the team offers BI & big data consulting & SI.
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  • 695

    (0 Reviews)

    Not yet reviewed.

    $5,000+
    250 - 999 employees
    Staines-upon-Thames, England
    Cloud consulting & SI and IT managed services company Ensono was launched in 1969. The agency provides cloud consulting & SI and IT managed services.
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  • 696

    (0 Reviews)

    Not yet reviewed.

    $5,000+
    50 - 249 employees
    London, England
    Midsize IT managed services company RedstoneConnect MS, is headquartered in London, England. The team offers IT managed services and IT strategy consulting.
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  • 697

    (0 Reviews)

    Not yet reviewed.

    $5,000+
    50 - 249 employees
    London, England
    Company85 is a midsize IT managed services company headquartered in London, England. The team focuses on IT managed services and IT strategy consulting.
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  • 698

    (0 Reviews)

    Not yet reviewed.

    $5,000+
    10 - 49 employees
    London, England
    Computer Security Technologies Ltd is an IT managed services company headquartered in London, England. Their services include IT managed services and IT strategy consulting.
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  • 699

    (0 Reviews)

    Not yet reviewed.

    $5,000+
    10 - 49 employees
    London, England
    Core DataCloud is a small London, England-based IT managed services company. The team offers IT managed services and IT strategy consulting.
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  • 700

    (0 Reviews)

    Not yet reviewed.

    $5,000+
    50 - 249 employees
    London, England
    Datrix Ltd is an IT managed services company headquartered in London, England. The team specializes in IT managed services and IT strategy consulting.
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  • 701

    (0 Reviews)

    Not yet reviewed.

    $5,000+
    50 - 249 employees
    Surbiton, England
    Established in 1989, e92plus is an IT managed services company. The team specializes in IT managed services and IT strategy consulting.
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  • 702

    (0 Reviews)

    Not yet reviewed.

    $5,000+
    2 - 9 employees
    Hayes, England
    ElasticHosts, a small IT managed services company, is located in Hayes, England. The team specializes in IT managed services and IT strategy consulting.
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  • 703

    (0 Reviews)

    Not yet reviewed.

    $5,000+
    10 - 49 employees
    London, England
    Foration Limited is a London, England-based cloud consulting & SI company. They provide cloud consulting & SI and Cybersecurity.
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  • 704

    (0 Reviews)

    Not yet reviewed.

    $5,000+
    50 - 249 employees
    Millbank, England
    Global Switch, an IT managed services company, was founded in 1998. The team offers IT managed services and is in Millbank, England.
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  • 705

    (0 Reviews)

    Not yet reviewed.

    $5,000+
    10 - 49 employees
    London, England
    Help4IT Ltd is an IT managed services company founded in 2005. The firm specializes in IT managed services and IT strategy consulting, and is small.
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  • 706

    (0 Reviews)

    Not yet reviewed.

    $5,000+
    50 - 249 employees
    London, England
    Inbay is an IT managed services company founded in 2002. The agency focuses on IT managed services, and is midsize.
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  • 707

    (0 Reviews)

    Not yet reviewed.

    $5,000+
    50 - 249 employees
    Egham, England
    ISG Technology Ltd, an IT managed services company, is based in Egham, England. They focus on IT managed services and were founded in 1982.
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  • 708

    (0 Reviews)

    Not yet reviewed.

    $5,000+
    10 - 49 employees
    London, England
    LDeX Group Ltd is a small London, England-based IT managed services company. The team provides IT managed services and cloud consulting & SI.
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  • 709

    (0 Reviews)

    Not yet reviewed.

    $5,000+
    2 - 9 employees
    Kingston upon Thames, England
    Founded in 2002, Marathon Professional Services is a small cloud consulting & SI company. Their team provides cloud consulting & SI and CRM consulting and SI.
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  • 710

    (0 Reviews)

    Not yet reviewed.

    $5,000+
    2 - 9 employees
    West London, England
    Mlode IT Solutions is an IT strategy consulting company. They are headquartered in West London, England and have small team. Their team specializes in IT strategy consulting and IT managed services.
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  • 711

    (0 Reviews)

    Not yet reviewed.

    $5,000+
    2 - 9 employees
    London, England
    Nephos Technologies is a cloud consulting & SI company. Launched in 2012, the agency provides cloud consulting & SI and IT strategy consulting.
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  • 712

    (0 Reviews)

    Not yet reviewed.

    $5,000+
    10 - 49 employees
    Weybridge, England
    Next Connex is an IT managed services company. They provide IT managed services and were established in 2009.
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  • 713

    (0 Reviews)

    Not yet reviewed.

    $5,000+
    10 - 49 employees
    London, England
    Nexus IP Limited is an IT managed services company. In London, England, the team specializes in IT managed services and IT strategy consulting.
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  • 714

    (0 Reviews)

    Not yet reviewed.

    $5,000+
    10 - 49 employees
    London, England
    Founded in 2002, netConsult Ltd is an IT managed services company. The company focuses on IT managed services, and is small.
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  • 715

    (0 Reviews)

    Not yet reviewed.

    $5,000+
    10 - 49 employees
    London, England
    Capita Cyber Security is an IT managed services company located in London, England. The team focuses on IT managed services and Cybersecurity.
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  • 716

    (0 Reviews)

    Not yet reviewed.

    $5,000+
    10 - 49 employees
    London, England
    Established in 1996, Pensar is an IT managed services company. The agency provides IT managed services and other IT consulting and SI.
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  • 717

    (0 Reviews)

    Not yet reviewed.

    $1,000+
    50 - 249 employees
    London, England
    The Berkeley Partnership is a midsize big data company in London, England. Their services include BI & big data consulting & SI and Digital Strategy.
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  • 718

    (0 Reviews)

    Not yet reviewed.

    $5,000+
    250 - 999 employees
    London, England
    PTS Consulting is an IT managed services company. Their midsize team of employees is located in London, England. Their team provides IT managed services and unified communications consulting & SI.
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  • 719

    (0 Reviews)

    Not yet reviewed.

    $5,000+
    50 - 249 employees
    London, England
    RedPixie, a midsize IT managed services company, is located in London, England. The team provides IT managed services and IT strategy consulting.
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  • 720

    (0 Reviews)

    Not yet reviewed.

    $5,000+
    50 - 249 employees
    London, England
    RedstoneConnect is an IT managed services company. They are in London, England and have midsize team. Their team provides IT managed services and IT strategy consulting.
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