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.
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.
SpearTip
Best for: SMB to Enterprise orgs, Manufacturing, Education
SpearTip provides managed detection and response, cyber counterintelligence, and incident response services through its 24/7 Security Operations Center.
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...
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.
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.
Systems Engineering
Best for: SMB to Mid-Market orgs, Manufacturing, Education
Systems Engineering provides managed IT and cybersecurity services to businesses in Maine and New England.
T-Systems Security
Best for: Enterprise orgs, Government & Public Sector, Manufacturing
T-Systems is Deutsche Telekom's enterprise IT division founded in 1995, providing managed security services to 3,000+ enterprise and government clients globally...
Tactical Intelligence Security
Best for: SMB to Enterprise orgs, Telecommunications, Government & Public Sector
Tactical Intelligence Security (TAISE) is a Ghanaian cybersecurity firm providing managed security operations, threat intelligence, and compliance services acro...