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.
Silent Breach
Best for: SMB to Enterprise orgs, Technology, Retail & E-Commerce
Silent Breach is a cybersecurity firm offering managed security services, penetration testing, and vulnerability assessments, powered by its proprietary AI-driv...
Smarttech247
Best for: SMB to Enterprise orgs, Technology, Retail & E-Commerce
Smarttech247 is an Irish managed detection and response provider delivering 24/7 SOC services, threat intelligence, and compliance support from its security ope...
Socura
Best for: Mid-Market to Enterprise orgs, Technology, Legal
Socura is a UK managed detection and response provider delivering 24/7 SOC operations, threat hunting, and incident response with a focus on rapid threat contai...
SolCyber
Best for: SMB to Mid-Market orgs, Technology, Manufacturing
SolCyber provides modernized managed security services with a curated technology stack, offering accessible enterprise-grade MDR for mid-market organizations.
Stratejm
Best for: SMB to Enterprise orgs, Manufacturing, Technology
Stratejm is a Mississauga, Ontario-based NG-MSSP founded in 2013, pioneering Canada's first cloud-based Security-as-a-Service platform and recognized by Gartner...
Stripe OLT
Best for: Mid-Market to Enterprise orgs, Technology, Manufacturing
Stripe OLT is a UK managed cybersecurity and IT services provider delivering SOC operations, threat monitoring, and compliance services to enterprises.
Sygnia
Best for: Mid-Market to Enterprise orgs, Technology, Energy & Utilities
Sygnia is an elite Israeli cybersecurity firm founded in 2015 by veterans of Unit 8200, delivering advanced incident response, threat hunting, and MDR services...
Talion
Best for: Mid-Market to Enterprise orgs, Defense & Aerospace, Energy & Utilities
Talion is a UK managed security services provider that emerged from BAE Systems' managed security business, delivering SOC operations and threat intelligence to...
Tata Communications Cybersecurity
Best for: Mid-Market to Enterprise orgs, Telecommunications, Manufacturing
Tata Communications is a Mumbai-based global digital infrastructure company founded in 1986 delivering managed security services across its global network backb...
TCS
Best for: Enterprise orgs, Manufacturing, Retail & E-Commerce
Tata Consultancy Services (TCS) is India's largest IT company with a global cybersecurity practice, operating Security Command Centers worldwide and delivering...
TechOnPurpose
Best for: SMB to Mid-Market orgs, Technology
TechOnPurpose provides managed IT and cybersecurity services to businesses in Austin, Texas, offering security monitoring and compliance support.
Tevora
Best for: SMB to Enterprise orgs, Defense & Aerospace, Technology
Tevora is an Irvine, CA-based cybersecurity firm founded in 2003 offering managed security, compliance, and risk services with deep expertise in financial servi...