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.
NaviSec
Best for: SMB to Mid-Market orgs, Technology
NaviSec provides managed cybersecurity services including SOC operations, threat detection, and compliance management for SMBs and mid-market organizations.
NEC Asia Pacific
Best for: Enterprise orgs, Government & Public Sector, Telecommunications
NEC Asia Pacific provides managed cybersecurity services and digital infrastructure solutions across the Asia-Pacific region, backed by NEC Corporation's global...
Neosecure
Best for: Mid-Market to Enterprise orgs, Retail & E-Commerce, Energy & Utilities
Neosecure (now NeoSecure by SEK) is the largest cybersecurity MSSP in Latin America's Southern Cone, delivering SOC services, MDR, and security consulting acros...
Netpluz Asia
Best for: SMB to Mid-Market orgs, Technology
Netpluz Asia provides managed cybersecurity and network services across Singapore and Southeast Asia.
Netsecurity
Best for: SMB to Mid-Market orgs, Government & Public Sector, Energy & Utilities
Netsecurity is a Norwegian managed cybersecurity provider delivering SOC services, MDR, and IT security consulting for organizations in the Nordic region.
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...
Nomios
Best for: Mid-Market to Enterprise orgs, Manufacturing, Telecommunications
Nomios Group is a European managed security and network services provider delivering SOC operations, managed firewall, and cybersecurity consulting across Franc...
Novacoast
Best for: Mid-Market to Enterprise orgs, Government & Public Sector, Education
Novacoast is a cybersecurity services firm founded in 1996 with 350+ employees, operating SOCs in the US, UK, and Guatemala City and delivering 24/7 managed sec...

Ntirety
Best for: SMB to Enterprise orgs, Government & Public Sector, Technology
Ntirety is a Denver-based MSSP formerly known as HOSTING, founded in 1997, delivering Compliant Security-as-a-Service (CompSaaS) for highly regulated industries...

NTT Security
Best for: Mid-Market to Enterprise orgs, Retail & E-Commerce, Manufacturing
NTT Security provides managed security services through a global network of SOCs, offering comprehensive threat detection, incident response, and consulting ser...

Nuspire
Best for: Mid-Market to Enterprise orgs, Retail & E-Commerce, Manufacturing
Nuspire is a Commerce Township, MI-based MSSP founded in 1999 with one of the longest track records in managed security, offering 24/7 SOC services, MDR, and ne...
NVISO
Best for: Mid-Market to Enterprise orgs, Energy & Utilities, Government & Public Sector
NVISO is a Belgian cybersecurity services company providing managed detection and response, penetration testing, and security consulting for European organizati...