Top 250 MSSPs: Managed Security Services Company List and Research for 2021

A few reminders for you:

110. Lumen Technologies (formerly CenturyLink)
Monroe, Louisiana, USA
Detect, protect and respond to security threats and malicious activities with Lumen Managed Security Services. We provide a full complement of prevention, 24/7 monitoring and management, incident response and analysis services to support your hosted or on-premises enterprise environments.

109. Cybriant
Alpharetta, Georgia, USA
We deliver enterprise-grade cybersecurity services that are comprehensive, customizable, and address the entire security landscape.

108. Ackcent Cybersecurity
Barcelona, Barcelona, Spain
At Ackcent our mission is clear – simplify cybersecurity to build a more resilient society. Ackcent is a leading provider of remote monitoring of security technologies and events. Through our Managed Detection and Response (MDR) services Ackcent identifies, provides advice on remedial action, and responds to threat exposures and security incidents on behalf of our clients.

107. DKBinnovative
Gainesville, Texas, USA
Chaos and hidden risk, particularly today’s cyber security risks, keep many businesses and their leadership on the very edge of failure. DKBinnovative’s world class framework gives business leaders a new level of transparency, guidance, and control over technology that’s radically different and puts them back into command. We’re a leading managed security services and managed IT services firm that offers secure, reliable solutions to cyberdefense, compliance, and IT needs for small and medium business globally.

106. Clearnetwork Inc.
Hazlet, New Jersey, USA
Clearnetwork, formed in 1996, specializes in managed cybersecurity solutions like Managed SOC services that enable both public and private organizations to improve their security posture and meet compliance requirements quickly and affordably. Our customer base consists of hundreds of companies, from small to enterprise. In short, we are the security team businesses wish they had on staff!

105. VirtualArmour
Centennial, Colorado, USA
VirtualArmour is a global managed security services provider founded in 2001 by a team of networking and security industry experts. VirtualArmour specializes in advanced networking and cybersecurity, serving mid-market and enterprise customers across the US and Europe through managed services, professional services and hardware/software resell. The company’s services operate through its global Security Operations Centers (SOC) located in Middlesbrough, UK and the United States.

104. Long View Systems
Calgary, Alberta, Canada
We specialize in securing Microsoft environments. We employ industry-leading experts in Cloud Security are trusted by national banks and international airlines. Our managed SIEM and SOC services allows your business to defend against real-time attacks.

103. AHEAD
Chicago, Illinois, USA
We provide business aligned value through an outcome based services that solves the security requirements of the hybrid world. Quick to deploy end-to-end solutions that solve for Security Operations in the SOC as a Service, Bring-your-own-SIEM Monitoring, Vulnerability Management, EDR/MDR, Email Security, DNS Security and IAM/PAM space for business in the Mid-market to Enterprise.

102. PwC
McLean, Virginia, USA
Our comprehensive cybersecurity solutions assist businesses with assessing, building and managing their cybersecurity capabilities, and enabling effective incident response to a myriad of potential threats.

101. Security Validation | SecValMSP
Fairfield, New Jersey, USA
Our success is built on providing our clients best-in-class security. Our three-pronged approach focuses on People, Processes and Technologies closing the gap on most attack vectors. We monitor all systems and processes 24×7 / 365 days a year.

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