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.
SISAP
Best for: SMB to Enterprise orgs, Telecommunications, Government & Public Sector
SISAP is Central America's leading cybersecurity company providing SOC operations, managed security services, and compliance solutions across Latin America.
Site2
Best for: SMB to Mid-Market orgs, Manufacturing, Education
Site2 provides managed IT and cybersecurity services to businesses in northeastern Pennsylvania, offering security monitoring and cloud solutions.
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...
Solis Security
Best for: SMB to Mid-Market orgs, Manufacturing, Government & Public Sector
Solis Security is a US-based managed security services provider delivering SOC operations, threat hunting, and compliance support for mid-market organizations.
Solo Network
Best for: Mid-Market to Enterprise orgs, Manufacturing, Retail & E-Commerce
Solo Network is a Brazilian IT and cybersecurity services provider delivering managed security, Microsoft-centric solutions, and cloud services to enterprises a...
SoundWay Consulting
Best for: SMB to Mid-Market orgs, Government & Public Sector, Nonprofit
SoundWay Consulting provides managed cybersecurity and IT services to businesses in the Washington D.C. metropolitan area.
Spectrumwise
Best for: SMB to Mid-Market orgs, Manufacturing
Spectrumwise provides managed IT and cybersecurity services to businesses in Charlotte, North Carolina.
StartCloud
Best for: Startups to SMB orgs, Transportation & Logistics
StartCloud is a Perth-based managed security and IT services provider delivering 24/7 threat monitoring, incident response, endpoint and email security, vulnera...
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.
Strong Security Brasil
Best for: Mid-Market to Enterprise orgs, Manufacturing
Strong Security Brasil provides managed cybersecurity services and security consulting across Brazil.
Summit7
Best for: SMB to Mid-Market orgs, Defense & Aerospace, Government & Public Sector
Summit7 specializes in CMMC compliance and Microsoft-centric managed security services for defense industrial base contractors and government suppliers.
Supra ITS
Best for: SMB to Mid-Market orgs, Manufacturing
Supra ITS provides managed IT and cybersecurity services to businesses in Ontario, Canada.