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...
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...
DXC Technology
Best for: Enterprise orgs, Government & Public Sector, Manufacturing
DXC Technology is a Fortune 500 global IT services provider with a comprehensive MSSP practice, named a Leader in IDC MarketScape for MSSPs and Everest Group PE...
Far Out Solutions
Best for: SMB to Mid-Market orgs, Legal
Far Out Solutions is an award-winning managed IT and cybersecurity provider based in Winter Park, Florida, delivering proactive defense, 24/7 monitoring, and Ze...
GTT Communications
Best for: Mid-Market to Enterprise orgs, Retail & E-Commerce, Manufacturing
GTT Communications provides managed security services alongside global network connectivity, delivering managed firewall, DDoS protection, and SD-WAN security f...
Help AG
Best for: Mid-Market to Enterprise orgs, Government & Public Sector, Energy & Utilities
Help AG is a leading cybersecurity services provider in the Middle East, delivering managed security operations, SOC services, and cybersecurity consulting from...
Hughes Network Systems
Best for: Mid-Market to Enterprise orgs, Retail & E-Commerce, Energy & Utilities
Hughes Network Systems provides managed network and cybersecurity services to distributed enterprises, leveraging its satellite and terrestrial network expertis...
Integrity360
Best for: Mid-Market to Enterprise orgs, Retail & E-Commerce, Government & Public Sector
Integrity360 is an Irish cybersecurity services company providing MDR, SOC services, and security consulting across Europe from its 24/7 security operations cen...
JLS Technology USA
Best for: SMB to Mid-Market orgs, Legal, Manufacturing
JLS Technology provides managed cybersecurity and IT services to businesses in the New Jersey/New York metro area, offering 24/7 monitoring, compliance support,...
KPN Security
Best for: Mid-Market to Enterprise orgs, Government & Public Sector, Energy & Utilities
KPN Security is the cybersecurity division of KPN, the largest telecommunications provider in the Netherlands, delivering managed SOC services, MDR, and securit...
Kyber Security
Best for: SMB to Mid-Market orgs, Manufacturing, Education
Kyber Security is a boutique managed security services provider based in Connecticut, delivering SecurityFirstâ„¢ cybersecurity solutions to small and mid-sized b...
Locknet Managed IT
Best for: SMB to Mid-Market orgs, Manufacturing, Education
Locknet Managed IT provides cybersecurity and managed IT services to businesses across the Midwest, specializing in proactive threat monitoring and compliance s...