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 logo

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.

Rome, Italy51-200 employees30 minutes SLA
Security Operations Center as a Service (SOCaaS)Managed Detection & Response (MDR)Vulnerability ManagementCompliance Management+1 more
Serves: Mid-Market (201-1000), Enterprise (1000+)
View provider

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...

Scottsdale, AZ51-200 employees15 minutes SLA
Security Operations Center as a Service (SOCaaS)Managed Detection & Response (MDR)SIEM ManagementVulnerability Management+3 more
Serves: SMB (51-200), Mid-Market (201-1000)
View provider

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...

Vilnius, Lithuania51-200 employees30 minutes SLA
Security Operations Center as a Service (SOCaaS)Managed Detection & Response (MDR)Threat IntelligenceIncident Response+3 more
Serves: Mid-Market (201-1000), Enterprise (1000+)
View provider
NRI SecureTechnologies logo

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...

Tokyo, Japan500-1000 employeesNot disclosed SLA
Security Operations Center as a Service (SOCaaS)Managed Detection & Response (MDR)Vulnerability ManagementPenetration Testing+2 more
Serves: Mid-Market (201-1000), Enterprise (1000+)
View provider

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...

McLean, VA200-500 employeesNot disclosed SLA
Security Operations Center as a Service (SOCaaS)Endpoint ProtectionVulnerability ManagementSecurity Awareness Training+2 more
Serves: SMB (51-200), Mid-Market (201-1000)
View provider
NTT Security logo

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...

London, UK1000+ employees15 minutes SLA
Managed Detection & Response (MDR)Security Operations Center as a Service (SOCaaS)SIEM ManagementVulnerability Management+7 more
Serves: Mid-Market (201-1000), Enterprise (1000+)
View provider
Nucleus Networks logo

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...

Vancouver, BC, Canada51-200 employeesNot disclosed SLA
Managed Detection & Response (MDR)Security Operations Center as a Service (SOCaaS)Endpoint ProtectionCloud Security+2 more
Serves: SMB (51-200), Mid-Market (201-1000)
View provider
Obrela Security Industries logo

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...

London, UK51-200 employeesNot disclosed SLA
Managed Detection & Response (MDR)Security Operations Center as a Service (SOCaaS)Threat IntelligenceVulnerability Management+1 more
Serves: Mid-Market (201-1000), Enterprise (1000+)
View provider

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...

Exton, PA51-200 employeesNot disclosed SLA
Managed Detection & Response (MDR)Security Operations Center as a Service (SOCaaS)Extended Detection & Response (XDR)Endpoint Detection & Response (EDR)+7 more
Serves: SMB (51-200), Mid-Market (201-1000), Enterprise (1000+)
View provider
OneAxiom logo

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.

Naples, FL51-200 employees30 minutes SLA
Security Operations Center as a Service (SOCaaS)Managed Detection & Response (MDR)Cloud SecurityVulnerability Management+2 more
Serves: SMB (51-200), Mid-Market (201-1000)
View provider
ONESECURE Asia logo

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.

Singapore, Singapore51-200 employees15 minutes SLA
Security Operations Center as a Service (SOCaaS)Managed Detection & Response (MDR)Threat IntelligenceVulnerability Management+3 more
Serves: Mid-Market (201-1000), Enterprise (1000+)
View provider

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.

Cali, Colombia51-200 employees30 minutes SLA
Security Operations Center as a Service (SOCaaS)Managed Detection & Response (MDR)Vulnerability ManagementCompliance Management
Serves: SMB (51-200), Mid-Market (201-1000)
View provider