Browse MSSP Providers

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 top MSSPs in 2026.

Nightwing logo

Nightwing

Best for: Enterprise orgs, Defense & Aerospace, Government & Public Sector

Nightwing provides advanced cybersecurity and intelligence solutions to the U.S. government, offering managed cyber defense, threat intelligence, and digital mo...

Sterling, VA1000+ employees15 minutes SLA
Threat IntelligenceManaged Detection & Response (MDR)Incident ResponseVulnerability Management+1 more
Serves: Enterprise (1000+)
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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+)
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Perch Security logo

Perch Security

Best for: Startups to Mid-Market orgs, Education, Government & Public Sector

Perch Security provides co-managed threat detection and response, combining community-driven threat intelligence with SOC services designed for small businesses...

Tampa, FL51-200 employees1 hour SLA
Managed Detection & Response (MDR)SIEM ManagementNetwork Security MonitoringThreat Intelligence+2 more
Serves: Startups (1-50), SMB (51-200), Mid-Market (201-1000)
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ScienceSoft logo

ScienceSoft

Best for: SMB to Enterprise orgs, Retail & E-Commerce, Manufacturing

ScienceSoft provides managed security services as part of its broader IT consulting and software development practice, offering security monitoring, vulnerabili...

McKinney, TX500-1000 employees1 hour SLA
SIEM ManagementVulnerability ManagementCompliance ManagementCloud Security+3 more
Serves: SMB (51-200), Mid-Market (201-1000), Enterprise (1000+)
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SecurityHQ logo

SecurityHQ

Best for: SMB to Enterprise orgs, Retail & E-Commerce, Government & Public Sector

SecurityHQ provides managed security services through a global network of SOCs, offering MDR, SIEM management, and incident response with a focus on the Middle...

London, UK200-500 employees15 minutes SLA
Managed Detection & Response (MDR)Security Operations Center as a Service (SOCaaS)SIEM ManagementVulnerability Management+4 more
Serves: SMB (51-200), Mid-Market (201-1000), Enterprise (1000+)
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Sedara logo

Sedara

Best for: SMB to Mid-Market orgs, Manufacturing, Technology

Sedara provides managed detection and response with a focus on building long-term security maturity for mid-market organizations, combining SOC services with st...

Buffalo, NY51-200 employees30 minutes SLA
Managed Detection & Response (MDR)Security Operations Center as a Service (SOCaaS)SIEM ManagementVulnerability Management+4 more
Serves: SMB (51-200), Mid-Market (201-1000)
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Trustwave logo

Trustwave

Best for: SMB to Enterprise orgs, Retail & E-Commerce, Manufacturing

Trustwave is a Singtel subsidiary providing managed security services, threat detection, and compliance solutions with particular strength in PCI DSS and paymen...

Chicago, IL1000+ employees30 minutes SLA
Managed Detection & Response (MDR)SIEM ManagementVulnerability ManagementEndpoint Protection+6 more
Serves: SMB (51-200), Mid-Market (201-1000), Enterprise (1000+)
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UnderDefense

Best for: SMB to Enterprise orgs, Technology, Retail & E-Commerce

UnderDefense provides managed detection and response, penetration testing, and security consulting with a hands-on, client-focused approach for mid-market compa...

New York, NY200-500 employees15 minutes SLA
Managed Detection & Response (MDR)Security Operations Center as a Service (SOCaaS)Penetration TestingIncident Response+3 more
Serves: SMB (51-200), Mid-Market (201-1000), Enterprise (1000+)
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