MSSP Directory: Compare Managed Security Service Providers

This directory lists managed security service providers (MSSPs), the companies that run security monitoring, threat detection, and incident response for organizations without a full in-house security operations center. Filter the full list by service, industry, company size, and security platform to narrow it into a shortlist you can compare side by side.

Compare managed security service providers. Use filters to narrow your search. The directory covers providers across all major service categories (MDR, SIEM management, vulnerability scanning, incident response, and more) as well as a wide range of industries and security platforms. Use the filter sidebar to narrow results by the criteria that matter most to your organization, and combine multiple filters to zero in on the right shortlist. Each provider profile includes service details, certifications, platform expertise, and key operational facts so you can compare options without leaving the page. New to MSSPs? Read our guide on what managed security service providers do or see the best MSSP providers in 2026. To turn a long list into a focused evaluation set, use our MSSP provider shortlist guide.

Colt Technology Services

Best for: Mid-Market to Enterprise orgs, Media & Entertainment, Technology

Colt Technology Services provides managed security services including managed firewall, DDoS protection, and SOC operations as part of its European enterprise c...

London, UK1000+ employeesNot disclosed SLA
Firewall ManagementNetwork Security MonitoringManaged Detection & Response (MDR)Cloud Security
Serves: Mid-Market (201-1000), Enterprise (1000+)
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Comcast Business

Best for: Mid-Market to Enterprise orgs, Retail & E-Commerce, Manufacturing

Comcast Business provides managed security services through its SecurityEdge and enterprise cybersecurity portfolio, built on the capabilities acquired through...

Philadelphia, PA1000+ employeesNot disclosed SLA
Managed Detection & Response (MDR)Firewall ManagementNetwork Security MonitoringEndpoint Protection+1 more
Serves: Mid-Market (201-1000), Enterprise (1000+)
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Computacenter

Best for: Mid-Market to Enterprise orgs, Government & Public Sector, Manufacturing

Computacenter delivers managed cybersecurity services, SOC operations, and security consulting as one of Europe's largest independent IT infrastructure services...

Hatfield, UK1000+ employeesNot disclosed SLA
Security Operations Center as a Service (SOCaaS)Endpoint ProtectionFirewall ManagementCloud Security+2 more
Serves: Mid-Market (201-1000), Enterprise (1000+)
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Converge Technology Solutions

Best for: Mid-Market to Enterprise orgs, Government & Public Sector, Technology

Converge Technology Solutions provides managed cybersecurity services, cloud solutions, and IT infrastructure management as a Canadian publicly traded technolog...

Toronto, ON, Canada1000+ employeesNot disclosed SLA
Security Operations Center as a Service (SOCaaS)Managed Detection & Response (MDR)Vulnerability ManagementCloud Security+1 more
Serves: Mid-Market (201-1000), Enterprise (1000+)
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CoreTek

Best for: SMB to Mid-Market orgs, Manufacturing, Education

CoreTek provides managed IT and cybersecurity services to mid-market organizations in Michigan, specializing in cloud security, Microsoft solutions, and complia...

Farmington, MI51-200 employees1 hour SLA
Managed Detection & Response (MDR)Cloud SecurityEndpoint ProtectionVulnerability Management+1 more
Serves: SMB (51-200), Mid-Market (201-1000)
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Cybanetix logo

Cybanetix

Best for: Mid-Market to Enterprise orgs, Technology, Legal

Cybanetix is a UK-based managed security services provider delivering SOC operations, threat detection, and cybersecurity consulting to enterprises across Europ...

London, UK51-200 employees15 minutes SLA
Security Operations Center as a Service (SOCaaS)Managed Detection & Response (MDR)Threat IntelligenceVulnerability Management+3 more
Serves: Mid-Market (201-1000), Enterprise (1000+)
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CyberCX logo

CyberCX

Best for: Mid-Market to Enterprise orgs, Government & Public Sector, Energy & Utilities

CyberCX is the largest independent cybersecurity company in Australia and New Zealand, formed in 2019 by combining 14 leading firms with 1,400+ security profess...

Melbourne, Australia1000+ employees15 minutes SLA
Managed Detection & Response (MDR)Security Operations Center as a Service (SOCaaS)Incident ResponsePenetration Testing+3 more
Serves: Mid-Market (201-1000), Enterprise (1000+)
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Cyderes logo

Cyderes

Best for: Mid-Market to Enterprise orgs, Manufacturing, Technology

Cyderes is a global MSSP formed from the 2022 merger of Herjavec Group and Fishtech, offering MDR, managed security, identity, and professional services with ne...

Kansas City, MO500-1000 employees15 minutes SLA
Managed Detection & Response (MDR)Security Operations Center as a Service (SOCaaS)SIEM ManagementIdentity & Access Management (IAM)+5 more
Serves: Mid-Market (201-1000), Enterprise (1000+)
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Cysiv

Best for: Mid-Market to Enterprise orgs, Government & Public Sector, Energy & Utilities

Cysiv is a cloud-native SOC-as-a-Service provider acquired by Forescout in 2022, delivering managed threat detection and response for enterprise and government...

Dallas, TX51-200 employeesNot disclosed SLA
Security Operations Center as a Service (SOCaaS)Managed Detection & Response (MDR)Threat IntelligenceNetwork Security Monitoring+2 more
Serves: Mid-Market (201-1000), Enterprise (1000+)
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Darktrace logo

Darktrace

Best for: SMB to Enterprise orgs, Manufacturing, Energy & Utilities

Darktrace delivers AI-driven managed threat detection and autonomous response services, using self-learning AI to detect and respond to novel threats across dig...

Cambridge, UK1000+ employeesNot disclosed SLA
Managed Detection & Response (MDR)Network Security MonitoringCloud SecurityEmail Security+2 more
Serves: SMB (51-200), Mid-Market (201-1000), Enterprise (1000+)
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DataEndure logo

DataEndure

Best for: SMB to Mid-Market orgs, Manufacturing, Retail & E-Commerce

DataEndure provides managed security and IT infrastructure services with four decades of technology operations experience, serving mid-market organizations that...

San Jose, CA51-200 employees30 minutes SLA
Managed Detection & Response (MDR)SIEM ManagementVulnerability ManagementCloud Security+3 more
Serves: SMB (51-200), Mid-Market (201-1000)
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Deepwatch logo

Deepwatch

Best for: SMB to Enterprise orgs, Technology, Retail & E-Commerce

Deepwatch provides managed detection and response with a cloud-native platform and assigned security experts, focusing on fast deployment and high-fidelity thre...

Tampa, FL200-500 employees15 minutes SLA
Managed Detection & Response (MDR)Security Operations Center as a Service (SOCaaS)SIEM ManagementVulnerability Management+3 more
Serves: SMB (51-200), Mid-Market (201-1000), Enterprise (1000+)
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