Top 40 Managed SIEM Providers in England
The Best of April 2026Looking for a top managed SIEM service in England?
Managed SIEM providers are essential partners for businesses seeking to outsource their SIEM capabilities and enhance their security operations. By collaborating with managed SIEM providers, businesses can offload the burden of SIEM management, gain access to expert security resources, and strengthen their defenses against cyber threats.
To assist you in your search for a partner, we’ve compiled this list of the top managed SIEM services in England. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best England SIEM Managed Service Providers
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31$1,000+Freelancer employeesNewcastle upon Tyne, EnglandEstablished in 2023, Boxwire Technology Solutions is a small IT managed services company in Newcastle upon Tyne, England. Their team provides IT managed services and IT strategy consulting.Read More
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32$5,000+1,000 - 9,999 employeesLondon, EnglandEmagine is an IT managed services company established in 2001. The firm offers IT managed services and IT staff augmentation.Read More
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33Undisclosed250 - 999 employeesLondon, EnglandQuorum Cyber is a midsize Tampa, Florida-based Cybersecurity company. Their services include Cybersecurity.Read More
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34$250,000+50 - 249 employeesLondon, EnglandFounded in 2019, ParsBiz is an advertising company. Their midsize team is in Santa Monica, California; Paris, France; München, Germany and Madrid, Spain. Their team provides advertising, branding, social media marketing, content marketing, and more.Read More
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35$25,000+10,000+ employeesLyne, EnglandPersistent Systems is a data analytics company. Established in 1990, the large agency is headquartered in Pune, India; Santa Clara, California; Paris, France and Lyne, England. Their services include BI & big data consulting & SI, cloud consulting & SI, Cybersecurity, Custom Software Development, and more.Read More
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