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.

Custom Computer Specialists logo

Custom Computer Specialists

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

Custom Computer Specialists is a New York-based managed IT and security services provider offering cybersecurity operations, cloud services, and compliance supp...

Hauppauge, NY51-200 employees1 hour SLA
Managed Detection & Response (MDR)Endpoint ProtectionNetwork Security MonitoringVulnerability Management+4 more
Serves: SMB (51-200), Mid-Market (201-1000)
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Cyberdome

Best for: SMB orgs, Healthcare

Cyberdome is an integrated security services provider delivering cybersecurity, access control, and managed IT solutions for healthcare organizations and small...

Clarksville, IN1-50 employees
Security Awareness TrainingNetwork Security MonitoringSIEM Management
Serves: SMB (51-200)
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CyberMaxx logo

CyberMaxx

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

CyberMaxx provides managed security services and incident response focused on mid-market organizations, with strength in healthcare and financial services compl...

Nashville, TN51-200 employees30 minutes SLA
Managed Detection & Response (MDR)SIEM ManagementVulnerability ManagementIncident Response+3 more
Serves: SMB (51-200), Mid-Market (201-1000)
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Cynet

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

Cynet provides an autonomous breach protection platform with integrated MDR services, combining automated threat prevention with 24/7 expert monitoring through...

Boston, MA51-200 employeesNot disclosed SLA
Managed Detection & Response (MDR)Endpoint ProtectionNetwork Security MonitoringIncident Response+1 more
Serves: SMB (51-200), Mid-Market (201-1000)
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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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DigiSOC logo

DigiSOC

Best for: SMB to Enterprise orgs, Government & Public Sector, Telecommunications

DigiSOC is a Colombian cybersecurity firm providing managed SOC operations, threat monitoring, and compliance services to organizations across Latin America.

Bogota D.C., Colombia51-200 employees30 minutes SLA
Security Operations Center as a Service (SOCaaS)Managed Detection & Response (MDR)Vulnerability ManagementIncident Response+3 more
Serves: SMB (51-200), Mid-Market (201-1000), Enterprise (1000+)
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DOT Security logo

DOT Security

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

DOT Security is the cybersecurity division of IT managed services provider USM, delivering dedicated managed security operations, MDR, and compliance services t...

Mettawa, IL51-200 employees15 minutes SLA
Security Operations Center as a Service (SOCaaS)Managed Detection & Response (MDR)Vulnerability ManagementEndpoint Protection+2 more
Serves: SMB (51-200), Mid-Market (201-1000)
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Dragos

Best for: Mid-Market to Enterprise orgs, Energy & Utilities, Manufacturing

Dragos provides managed detection and response and threat intelligence specifically for industrial control systems and operational technology environments acros...

Hanover, MD200-500 employeesNot disclosed SLA
Managed Detection & Response (MDR)Threat IntelligenceIncident ResponseVulnerability Management+1 more
Serves: Mid-Market (201-1000), Enterprise (1000+)
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Exchange Technology Services

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

Exchange Technology Services provides managed IT and cybersecurity services to businesses across Manitoba, Canada, offering security monitoring and compliance s...

Winnipeg, Canada51-200 employees1 hour SLA
Managed Detection & Response (MDR)Endpoint ProtectionCloud SecurityVulnerability Management+2 more
Serves: SMB (51-200), Mid-Market (201-1000)
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Expel logo

Expel

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

Expel provides transparent, technology-driven managed detection and response that gives customers full visibility into how security decisions are made and threa...

Herndon, VA500-1000 employees15 minutes SLA
Managed Detection & Response (MDR)Cloud SecurityIncident ResponseThreat Intelligence+2 more
Serves: SMB (51-200), Mid-Market (201-1000), Enterprise (1000+)
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