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.
Foresite Cybersecurity
Best for: SMB to Mid-Market orgs, Technology, Manufacturing
Foresite is an Overland Park, KS-based MSSP and MDR provider founded in 2013, delivering 24/7 security operations, compliance management, and threat hunting for...
Fortified Health Security
Best for: SMB to Enterprise orgs, Healthcare
Fortified Health Security specializes exclusively in healthcare cybersecurity, providing managed security services, compliance support, and virtual CISO service...
Fujitsu
Best for: Enterprise orgs, Manufacturing, Government & Public Sector
Fujitsu is Japan's largest IT services provider founded in 1935, delivering managed cyber security services through global SOCs and Cyber Intelligence Centers a...
GDIT (General Dynamics IT)
Best for: Enterprise orgs, Government & Public Sector, Defense & Aerospace
GDIT (General Dynamics Information Technology) is a Fairfax, VA-based defense IT and cybersecurity company providing managed cyber defense to US federal agencie...
GoSecure
Best for: Mid-Market to Enterprise orgs, Government & Public Sector, Manufacturing
GoSecure is a Montreal-based MSSP and MDR pioneer founded in 2014, recognized in Gartner's Market Guide for MDR and delivering Identity MDR and advanced threat...
Gradient Cyber
Best for: SMB to Mid-Market orgs, Technology, Manufacturing
Gradient Cyber delivers managed extended detection and response (MXDR) services purpose-built for mid-market organizations, combining a human-led SOC with AI-dr...
Group-IB
Best for: Mid-Market to Enterprise orgs, Retail & E-Commerce, Telecommunications
Group-IB provides managed detection and response, threat intelligence, and digital forensics services, with globally recognized expertise in investigating and d...
GuidePoint Security
Best for: Mid-Market to Enterprise orgs, Government & Public Sector, Technology
GuidePoint Security is a cybersecurity solutions and services firm founded in 2011 in Reston, VA with 1,200+ security experts, delivering managed security, prof...
HCLTech
Best for: Enterprise orgs, Manufacturing, Technology
HCLTech is a global technology company with a large-scale MSSP practice, offering AI-powered managed security operations from five global Cyber Defense Centers...
Huntress
Best for: Startups to Mid-Market orgs, Legal, Education
Huntress provides managed security specifically for small and mid-size businesses and the MSPs that serve them, combining automated threat detection with human-...
Hurricane Labs
Best for: SMB to Enterprise orgs, Technology, Manufacturing
Hurricane Labs specializes in managed Splunk SIEM services, providing 24/7 SOC monitoring, Splunk administration, and threat detection for organizations that re...
i-Tracing Cybersecurity
Best for: Mid-Market to Enterprise orgs, Energy & Utilities, Retail & E-Commerce
i-Tracing is a Franco-Canadian cybersecurity consultancy and MSSP providing SOC operations, incident response, and security architecture services across Europe...