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.
Deloitte Cyber
Best for: Enterprise orgs, Government & Public Sector, Manufacturing
Deloitte is a Big Four professional services firm with one of the world's largest cybersecurity practices, delivering managed security, incident response, and c...
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...
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...
eCloudvalley Digital Technology
Best for: Mid-Market to Enterprise orgs, Technology, Manufacturing
eCloudvalley is a leading AWS Premier Partner in Asia-Pacific providing managed cloud security, compliance, and cloud operations across the region.
EMPIST
Best for: SMB to Mid-Market orgs, Technology, Manufacturing
EMPIST is a Chicago-based managed IT and cybersecurity provider with 25 years of experience, offering comprehensive security services from managed detection and...
enhanced.io
Best for: Mid-Market to Enterprise orgs, Technology, Legal
enhanced.io is a Scottish cybersecurity firm providing managed detection and response, security operations, and consulting services to enterprises across the UK...
eSentire
Best for: Mid-Market to Enterprise orgs, Legal, Insurance
eSentire is a global MDR leader founded in 2001, protecting 2,000+ organizations across 80+ countries with 24/7 threat detection, containment, and response.
Espresso Labs
Best for: Startups to Mid-Market orgs, Manufacturing, Technology
Espresso Labs is an AI-native managed IT, cybersecurity, and compliance provider delivering 24/7 monitoring, endpoint detection and response, cloud and email se...
Eventus Security
Best for: Mid-Market to Enterprise orgs, Technology, Manufacturing
Eventus Security is an Indian cybersecurity company providing managed SOC services, threat intelligence, and incident response to enterprises across India and t...
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...