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.

Novaconnect
Best for: Mid-Market to Enterprise orgs, Manufacturing, Government & Public Sector
Novaconnect is an Italian cybersecurity company providing managed security services and IT solutions across Italy.
Novawatch
Best for: SMB to Mid-Market orgs, Manufacturing, Technology
Novawatch provides managed security services including 24/7 SOC operations, MDR, and compliance management with a focus on delivering enterprise security to mid...
NRD Cyber Security
Best for: Mid-Market to Enterprise orgs, Government & Public Sector, Telecommunications
NRD Cyber Security provides managed SOC services, cyber defense consulting, and national-level cybersecurity solutions from Lithuania, serving organizations and...
NRI SecureTechnologies
Best for: Mid-Market to Enterprise orgs, Manufacturing, Technology
NRI SecureTechnologies is the cybersecurity arm of Nomura Research Institute, providing managed security operations and consulting services as one of Japan's le...
Ntiva
Best for: SMB to Mid-Market orgs, Government & Public Sector, Legal
Ntiva provides managed cybersecurity services, endpoint protection, and compliance support as a US-based managed IT services provider focused on mid-market orga...

NTT Security
Best for: Mid-Market to Enterprise orgs, Retail & E-Commerce, Manufacturing
NTT Security provides managed security services through a global network of SOCs, offering comprehensive threat detection, incident response, and consulting ser...

Nucleus Networks
Best for: SMB to Mid-Market orgs, Technology
Nucleus Networks is a SOC 2 Type II certified managed IT and cybersecurity provider serving small and mid-sized businesses across Canada with a dedicated cybers...

Obrela Security Industries
Best for: Mid-Market to Enterprise orgs, Energy & Utilities, Telecommunications
Obrela Security Industries provides managed detection and response and SOC services from its operations centers in Europe and the Middle East, specializing in r...
Omega Systems
Best for: SMB to Enterprise orgs, Manufacturing, Government & Public Sector
Omega Systems is a Philadelphia-area MSP/MSSP specializing in regulated industries, delivering managed detection and response, 24/7 SOC operations, endpoint and...
OneAxiom
Best for: SMB to Mid-Market orgs, Technology, Retail & E-Commerce
OneAxiom delivers managed cybersecurity services including SOC operations, cloud security, and compliance management for organizations across the United States.
ONESECURE Asia
Best for: Mid-Market to Enterprise orgs, Government & Public Sector, Technology
ONESECURE Asia provides managed security services across Southeast Asia, offering SOC operations, threat intelligence, and compliance solutions.
Open Group
Best for: SMB to Mid-Market orgs, Government & Public Sector
Open Group is a Colombian IT and cybersecurity company providing managed security services across Colombia and Latin America.