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
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...
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...

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...
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...
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...
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...

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...
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.
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...
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...
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...

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...