Managed Security Service Providers

A MSSP is a specialized MSP focused on cybersecurity, offering:
– 24/7 threat monitoring via a Security Operations Center (SOC) and Security Incident Event Management (SIEM)
– Incident detection and response (MDR)
– Threat intelligence, hunting, and vulnerability management
– Security orchestration (SOAR) operations, compliance support, and advanced firewall, VPN, Identify Access Management (IAM) and antivirus management
– They differ significantly from general MSPs in both scope and depth, operating primarily for security purposes.

Top 10 “Pure Play” MSSPs in the US – Pure Play meaning their primary business is MSSP – limited reselling or services outiside security

NameEmployeesRevenueRev / EmpPhoneCityStateFoundedMain TypeWebsiteLinkedin
Arctic Wolf3273$600,000,000 $183,318 8882728429SunnyvaleCA2012Service Providerhttps://arcticwolf.comhttps://www.linkedin.com/company/arcticwolf/about
Fortra / Help Systems1700$800,000,000 $470,588 8003281000Eden PrairieMN1982Sesrvice Providerhttps://www.fortra.comhttps://www.linkedin.com/company/fortra
Level Blue / Trustwave1500$300,000,000 $200,000 3128737500DallasTX2001Service Providerhttps://levelblue.comhttps://www.linkedin.com/company/levelbluecyber
ReliaQuest1152$300,000,000 $260,417 8009252159TampaFL2007Service Providerhttps://reliaquest.comhttps://www.linkedin.com/company/reliaquest/about
SecureWorks1100$362,000,000 $329,091 4043276339AtlantaGA1999Service Providerhttps://secureworks.comwww.linkedin.com/company/secureworks
Cyderes1000$175,000,000 $175,000 8554048324Kansas CityMO2022Service Providerhttps://cyderes.comhttps://www.linkedin.com/company/cyderes/about
BlueVoyant650$168,000,000 $258,462 6468547252New YorkNY2017Service Providerhttps://bluevoyant.comlinkedin.com/company/bluevoyant
Esentire604$117,800,000 $195,033 5196512200WaterlooON2001Service Providerhttps://esentire.comwww.linkedin.com/company/esentire-inc-
Expel Inc498$142,000,000 $285,141 8443973524HerndonVA2016Service Providerhttps://expel.comhttps://linkedin.com/company/expel
Zscaler / Red Canary414$140,000,000 $338,164 8559770686DenverCO2014Service Providerhttps://redcanary.comhttps://www.linkedin.com/company/redcanary

The 1500+ MSSP profiled in PI employ x employees and y revenue

  • 459 are also VARs
  • 25% offer XDR Services
  • 150+ founded since 2020

MSSP Resources