In an era of escalating cyber threats, managed security services (MSS) have become essential for enterprises seeking to safeguard their digital assets. These services provide proactive monitoring, threat detection, and incident response, enabling businesses to focus on their core operations while staying protected. This article highlights the top 15 managed security services companies in the USA for 2025, showcasing leaders in AI-driven cybersecurity, offering scalable solutions for industries like finance, healthcare, and technology. These firms deliver comprehensive, enterprise-grade protection against ransomware, phishing, and advanced persistent threats, ensuring resilience in a dynamic digital landscape.
1. A-Listware
At A-Listware, we lead the charge in managed security services by integrating advanced cybersecurity practices with cutting-edge cloud infrastructure solutions. Our expertise in designing, deploying, and managing scalable cloud environments ensures businesses can protect their digital assets while maintaining operational efficiency. We offer comprehensive support for hybrid and cloud-native architectures, enabling seamless integration of security tools that safeguard against evolving threats with minimal disruption, tailored to industries like e-commerce and engineering.
Our managed security services encompass proactive monitoring, real-time threat detection, and rapid incident response, leveraging AI-driven tools and DevOps methodologies. By providing continuous system oversight and disaster recovery planning, we ensure that your infrastructure remains secure and resilient. A-Listware’s client-centric approach delivers customized solutions that align with your specific security needs, empowering your organization to thrive in a secure, cloud-optimized environment.
Key Highlights
- Leadership in cloud-based managed security services
- Expertise in hybrid and cloud-native security integration
- Continuous monitoring for real-time threat detection
- Tailored solutions for e-commerce and engineering sectors
- Advanced automation for operational efficiency
- Comprehensive support for secure cloud migrations
Key Services
- Cloud infrastructure design for security
- Real-time system performance and threat monitoring
- Hybrid cloud security management
- Disaster recovery and threat mitigation planning
- DevOps-driven automation for security operations
- Managed threat detection and response
Contact Information
- Website: a-listware.com
- Email: info@a-listware.com
- Facebook: facebook.com/alistware
- LinkedIn: linkedin.com/company/a-listware/mycompany
- Address: North Bergen, NJ 07047, USA
- Phone Number: +1 (888) 337 93 73
2. CrowdStrike
CrowdStrike’s Falcon® platform sets the standard for managed security services with its AI-native approach, delivering real-time threat detection and response across endpoints, cloud, and identity environments. Serving industries like finance, healthcare, and government, CrowdStrike leverages advanced AI and behavioral analytics to stop breaches, ransomware, and insider threats, offering scalable, cloud-delivered solutions that ensure enterprise-grade protection.
The company’s managed detection and response (MDR) services, paired with next-generation SIEM and proactive threat hunting, empower Security Operations Centers (SOCs) to stay ahead of adversaries. CrowdStrike’s unified platform ensures rapid deployment and seamless integration, providing organizations with comprehensive visibility and actionable insights to mitigate risks effectively.
Key Highlights
- AI-native Falcon® platform for managed security
- Recognized leader in endpoint and cloud security
- Real-time threat detection and response
- Scalable solutions for finance, healthcare, and government
- Next-generation SIEM and threat hunting capabilities
- Global customer base with rapid deployment
Key Services
- Managed detection and response (MDR)
- Endpoint protection (EPP, EDR)
- Cloud security monitoring
- Identity protection
- Ransomware protection
- Proactive threat hunting
Contact Information
- Website: crowdstrike.com
- Email: info@crowdstrike.com
- Phone: 1.888.512.8906
- Address: 140 Mathilda Place, Sunnyvale, CA 94086, USA
- Facebook: facebook.com/CrowdStrike
- X (Twitter): x.com/CrowdStrike
- LinkedIn: linkedin.com/company/crowdstrike
- Instagram: instagram.com/crowdstrike
- YouTube: youtube.com/@CrowdStrike
3. SentinelOne
SentinelOne’s Singularity platform delivers AI-powered managed security services, integrating detection, response, and risk management across endpoints, cloud workloads, and identities. Its Purple AI tool accelerates threat hunting, providing actionable insights through a centralized Singularity Data Lake, ensuring real-time protection against ransomware and zero-day threats for industries like technology and government.
With autonomous capabilities and 24/7 managed services, SentinelOne enhances SOC efficiency, offering extended detection and response (XDR) for comprehensive security. The platform’s scalability and unified approach make it a trusted choice for enterprises seeking robust managed security solutions to protect distributed environments.
Key Highlights
- AI-driven Singularity platform for managed security
- Centralized Singularity Data Lake for actionable insights
- Purple AI for accelerated threat detection
- 24/7 managed security services
- Comprehensive XDR capabilities
- Protection across endpoints, cloud, and identities
Key Services
- Managed detection and response (MDR)
- Endpoint protection (EPP, EDR, XDR)
- Cloud workload protection
- Identity risk reduction
- AI-powered threat detection
- Managed threat hunting
Contact Information
- Website: sentinelone.com
- Email: sales@sentinelone.com
- Phone: +1-855-868-3733
- Address: 444 Castro Street, Suite 400, Mountain View, CA 94041, USA
- Facebook: facebook.com/SentinelOne
- X (Twitter): x.com/SentinelOne
- LinkedIn: linkedin.com/company/sentinelone
4. Trellix
Trellix, formed from the merger of McAfee Enterprise and FireEye, offers a GenAI-powered platform for managed security services, leveraging AI and automation to detect and respond to threats across hybrid, cloud, and on-premises environments. Its Trellix Wise solution enhances threat investigations, providing guided prioritization and rapid response to advanced attacks in industries like finance and healthcare.
The platform unifies security for endpoints, email, networks, and cloud, focusing on operational intelligence and resilience. Trellix’s AI-driven approach streamlines security operations, delivering proactive monitoring and managed detection and response (MDR) to ensure comprehensive protection for enterprises.
Key Highlights
- GenAI-powered platform for managed security
- Unified security across hybrid and cloud environments
- Trellix Wise for guided threat investigations
- Formed from McAfee and FireEye merger
- Focus on automation and analytics
- Global enterprise customer base
Key Services
- Managed detection and response (MDR)
- Endpoint security monitoring
- Network security management
- Email security protection
- Cloud security operations
- Advanced threat detection and response
Contact Information
- Website: trellix.com
- Email: peopleservices@trellix.com
- X (Twitter): x.com/Trellix
- LinkedIn: linkedin.com/company/trellixsecurity
- YouTube: youtube.com/trellixsecurity
5. Fortinet
Fortinet’s Fortinet Security Fabric provides AI-driven managed security services, integrating endpoint protection with secure networking solutions powered by its FortiOS operating system. Serving over 805,000 organizations globally, Fortinet offers endpoint detection and response (EDR), zero-trust network access (ZTNA), and cloud firewalls, ensuring real-time threat detection and response.
Fortinet’s AI systems analyze vast threat data daily, enabling automated response and proactive monitoring. Its unified approach ensures seamless security across distributed networks, making it a leader in delivering managed security services for enterprises in finance, retail, and beyond.
Key Highlights
- AI-driven Fortinet Security Fabric for managed security
- Serves over 805,000 organizations globally
- Powered by FortiOS operating system
- Real-time threat detection and response
- Unified secure networking and endpoint protection
- Extensive patent portfolio (1,371 patents)
Key Services
- Managed detection and response (MDR)
- Endpoint protection (EPP, EDR)
- Secure networking (NGFW, SD-WAN, ZTNA)
- AI-powered threat detection
- Security information and event management (SIEM)
- Cloud security (SASE, cloud firewalls)
Contact Information
- Website: fortinet.com
- Email: cs@fortinet.com
- Phone: +1-408-235-7700
- Address: 909 Kifer Road, Sunnyvale, CA 94086, USA
- Facebook: facebook.com/fortinet
- X (Twitter): x.com/Fortinet
- LinkedIn: linkedin.com/company/fortinet
- Instagram: instagram.com/fortinet
- YouTube: youtube.com/@fortinet
6. Check Point Software Technologies
Check Point’s Infinity Platform delivers AI-powered managed security services through its CloudGuard and Harmony suites, integrating advanced threat intelligence to secure cloud, network, and endpoint environments. With a high detection rate in MITRE ATT&CK Evaluations, Check Point excels in preventing phishing, malware, and sophisticated threats for enterprises in finance and healthcare.
Its prevention-first approach, supported by managed detection and response (MDR) and comprehensive security consulting, ensures enterprise-grade protection. Check Point’s unified platform simplifies security operations, providing proactive monitoring and rapid incident response for organizations seeking robust managed security solutions.
Key Highlights
- AI-powered Infinity Platform for managed security
- High detection rate in MITRE ATT&CK Evaluations
- Unified solutions for cloud, network, and endpoint
- Prevention-first security approach
- Global enterprise customer base
- Comprehensive security consulting services
Key Services
- Managed detection and response (MDR)
- Cloud security (CloudGuard)
- Endpoint and workspace security (Harmony)
- Network security (Quantum)
- AI-powered threat intelligence
- Phishing and malware prevention
Contact Information
- Website: checkpoint.com
- Email: lizwu@checkpoint.com
- Phone: +1-800-429-4391
- Address: 100 Oracle Parkway, Suite 800, Redwood City, CA 94065, USA
- Facebook: facebook.com/checkpointsoftware
- X (Twitter): x.com/checkpointsw
- LinkedIn: linkedin.com/company/check-point-software-technologies
- YouTube: youtube.com/CPGlobal
7. Vectra AI
Vectra AI’s Attack Signal Intelligence platform provides AI-driven managed security services, offering extended detection and response (XDR) across endpoints, networks, clouds, and identities. By detecting hybrid attacks early, Vectra minimizes damage through real-time response, serving industries like banking, healthcare, and government with over 35 patents in AI threat detection.
Its managed detection and response (MXDR) services prioritize high-fidelity alerts, reducing blind spots and enhancing SOC efficiency. Vectra’s collaborative approach ensures rapid remediation, making it a key player in delivering proactive managed security services for enterprises.
Key Highlights
- AI-driven XDR for managed security services
- Over 35 patents in AI threat detection
- Real-time detection of hybrid attacks
- Serves finance, healthcare, and government sectors
- Managed detection and response (MXDR) services
- Focus on reducing blind spots
Key Services
- Managed detection and response (MXDR)
- Extended detection and response (XDR)
- Endpoint security monitoring
- Network security management
- Cloud security operations
- Ransomware detection
Contact Information
- Website: vectra.ai
- Email: support@vectra.ai
- Phone: +1 408-326-2020
- Address: 550 S. Winchester Boulevard, Suite 200, San Jose, CA 95128, USA
- Facebook: facebook.com/VectraAI
- X (Twitter): x.com/vectra_ai
- LinkedIn: linkedin.com/company/vectra_ai
- Instagram: instagram.com/vectra_ai
- YouTube: youtube.com/@VectraAI
8. Sophos
Sophos delivers managed security services through its Sophos Central platform, combining AI-powered tools and human expertise to protect enterprises against cyberattacks. Its managed detection and response (MDR) services focus on mitigating ransomware and phishing threats, serving industries like healthcare and finance with comprehensive monitoring and rapid response.
The Sophos X-Ops research arm enhances its platform with advanced threat intelligence, ensuring proactive protection across cloud, endpoint, and network environments. Sophos’s centralized management console provides visibility and streamlined operations, making it a trusted solution for managed security services.
Key Highlights
- Sophos Central platform for managed security
- Sophos X-Ops for advanced threat intelligence
- AI-driven threat detection and response
- Focus on ransomware and phishing prevention
- Comprehensive MDR services
- Established in 1985 with global reach
Key Services
- Managed detection and response (MDR)
- Cloud security monitoring
- Endpoint security management
- Network security (Firewall, ZTNA)
- Email security protection
- Security training and awareness
Contact Information
- Website: sophos.com
- Email: nasales@sophos.com
- Phone: +1 (833) 886-6005
- Address: 3090 Nowitzki Way, Suite 300, Dallas, TX 75219, USA
9. Broadcom
VMware Carbon Black by Broadcom provides cloud-native managed security services, focusing on endpoint detection and response (EDR) and real-time threat detection for enterprises. Using behavioral analytics, the platform stops advanced threats like ransomware and fileless attacks, serving industries such as finance and technology with minimal system impact.
Integrated with VMware’s broader security portfolio, Broadcom delivers scalable solutions for SOCs, offering managed detection and response (MDR) services for rapid incident response and compliance. Its cloud-delivered architecture enhances security operations for distributed environments, ensuring proactive protection.
Key Highlights
- Cloud-native managed security and EDR
- Behavioral analytics for advanced threat detection
- Scalable solutions for enterprise SOCs
- Minimal system impact for efficient performance
- Integrated with VMware security portfolio
- Rapid incident response and compliance
Key Services
- Managed detection and response (MDR)
- Endpoint protection and EDR
- Threat hunting
- Incident response
- Ransomware protection
- Compliance management
Contact Information
- Website: broadcom.com
- Phone: +1-617-393-7400
- Address: 3401 Hillview Ave, Palo Alto, CA 94304, USA
- Facebook: facebook.com/CarbonBlackInc
- X (Twitter): x.com/Broadcom
- LinkedIn: linkedin.com/company/broadcom
- YouTube: youtube.com/user/BroadcomCorporation
10. Palo Alto Networks
Palo Alto Networks delivers managed security services through its Prisma Cloud platform, providing visibility, threat detection, and compliance management for multicloud and hybrid environments. Utilizing AI and machine learning, the platform offers real-time monitoring and response, serving industries like finance, healthcare, and retail with enterprise-grade protection.
The company’s unified approach integrates managed detection and response (MDR) with endpoint and network security, ensuring seamless operations. Palo Alto Networks’ leadership in managed security services makes it a trusted partner for enterprises securing complex cloud infrastructures.
Key Highlights
- Prisma Cloud for managed security services
- AI-driven threat detection and response
- Unified security for cloud, endpoint, and network
- Serves finance, healthcare, and retail sectors
- Comprehensive visibility and compliance management
- Real-time protection for cloud workloads
Key Services
- Managed detection and response (MDR)
- Cloud security (Prisma Cloud)
- Endpoint protection
- Network security monitoring
- Threat detection and response
- Compliance management
Contact Information
- Website: paloaltonetworks.com
- Phone: +1-408-753-4000
- Address: 3000 Tannery Way, Santa Clara, CA 95054, USA
- YouTube: youtube.com/user/paloaltonetworks
- Facebook: facebook.com/PaloAltoNetworks
- LinkedIn: linkedin.com/company/palo-alto-networks
- X (Twitter): x.com/PaloAltoNtwks
11. Deep Instinct
Deep Instinct’s Data Security X (DSX) platform leverages deep learning and generative AI to deliver managed security services, preventing zero-day threats with over 99% accuracy in less than 20 milliseconds. It provides real-time protection across endpoints, cloud, and storage systems, serving industries like finance and technology.
The platform’s deep learning framework explains unknown threats and integrates seamlessly with platforms like AWS, NetApp, and Dell. Deep Instinct’s focus on speed and precision ensures proactive monitoring and rapid response, making it a leader in managed security services.
Key Highlights
- Deep learning for zero-day threat prevention
- Over 99% accuracy with minimal false positives
- Real-time protection in under 20 milliseconds
- Covers endpoints, cloud, and storage
- Seamless integration with AWS, NetApp, Dell
- Generative AI for threat explanation
Key Services
- Managed detection and response (MDR)
- Zero-day data security
- Deep learning-based cybersecurity
- Real-time threat prevention
- Cloud and endpoint protection
- Storage system security
Contact Information
- Website: deepinstinct.com
- Email: info@deepinstinct.com
- Phone: +1 347-534-1314
- Address: 888 Seventh Avenue, 5th Floor, New York, NY, 10106, USA
- Facebook: facebook.com/DeepInstinctInc
- X (Twitter): x.com/DeepInstinctSec
- LinkedIn: linkedin.com/company/deep-instinct
- YouTube: youtube.com/@deepinstinct
12. IronNet
IronNet’s Collective Defense platform provides AI-driven managed security services through network detection and response (NDR), leveraging behavioral analytics and crowdsourced threat intelligence. Its IronRadar tool offers proactive threat detection, protecting critical industries like healthcare and energy with 24/7 NDR services.
IronNet’s automated cyber defense via IronDome enhances SOC capabilities, ensuring real-time defense against sophisticated threats. Its collaborative approach to threat intelligence sharing makes it a vital partner for enterprises seeking managed security services.
Key Highlights
- AI-driven NDR for managed security
- Collective Defense platform for real-time collaboration
- IronRadar for proactive threat intelligence
- 24/7 Overwatch NDR services
- Protects healthcare, energy, and defense sectors
- Automated cyber defense with IronDome
Key Services
- Managed detection and response (MDR)
- Network detection and response (NDR)
- IronRadar threat intelligence feed
- Collective Defense platform
- Overwatch services (24/7 NDR)
- Endpoint threat detection
Contact Information
- Website: ironnet.com
- Email: privacy@ironnetcybersecurity.com
- LinkedIn: linkedin.com/company/ironnet
- X (Twitter): x.com/IronNet
13. Bitdefender
Bitdefender’s GravityZone platform delivers managed security services with multilayered endpoint protection, using AI and machine learning to prevent threats with low system impact. Offering managed detection and response (MDR), risk analytics, and patch management, Bitdefender secures enterprises in retail, education, and other industries.
The platform’s centralized management and real-time visibility ensure rapid response to threats, supported by 24/7 monitoring. Bitdefender’s focus on performance and accuracy makes it a reliable choice for organizations seeking cost-effective managed security services.
Key Highlights
- GravityZone platform for managed security
- AI and machine learning for threat prevention
- Low system impact for optimal performance
- Centralized management for real-time visibility
- Serves retail, education, and other industries
- Comprehensive MDR and risk analytics
Key Services
- Managed detection and response (MDR)
- Endpoint protection
- Endpoint detection and response (EDR)
- Risk analytics
- Patch management
- Threat prevention
Contact Information
- Website: bitdefender.com
- Email: office@bitdefender.com
- Address: 3945 Freedom Circle, Suite 500, Santa Clara, CA, 95054, USA
- Facebook: facebook.com/bitdefender
- X (Twitter): x.com/Bitdefender
- LinkedIn: linkedin.com/company/bitdefender
- Instagram: instagram.com/bitdefender_official
- YouTube: youtube.com/@Bitdefender
14. Malwarebytes
Malwarebytes’ ThreatDown Endpoint Protection platform offers lightweight, cloud-native managed security services with behavioral analysis and zero-day protection. It safeguards enterprises against malware, ransomware, and malicious URLs, focusing on ease of setup and minimal resource strain for industries like technology and education.
Managed through the Nebula cloud portal, Malwarebytes provides application hardening and web protection, supported by 24/7 monitoring and response. Its cost-effective solutions ensure proactive protection, making it a strong choice for businesses seeking efficient managed security services.
Key Highlights
- Lightweight, cloud-native managed security
- Behavioral analysis for zero-day threats
- Application hardening to reduce attack surfaces
- Web protection against malicious URLs
- Cost-effective and easy to deploy
- Minimal resource impact
Key Services
- Managed detection and response (MDR)
- Endpoint protection
- Zero-day threat detection
- Behavioral analysis
- Web protection
- Application hardening
Contact Information
- Website: malwarebytes.com
- Email: legal@malwarebytes.com
- Address: One Albert Quay 2nd Floor, Cork T12 X8N6, Ireland
- X (Twitter): x.com/malwarebytes
- Facebook: facebook.com/Malwarebytes
- LinkedIn: linkedin.com/company/malwarebytes
- YouTube: youtube.com/user/Malwarebytes
- Instagram: instagram.com/malwarebytesofficial
15. BlackBerry
BlackBerry’s Cylance technology delivers AI-driven managed security services, focusing on prevention, detection, and response across cloud, endpoint, and IoT environments. Serving industries such as finance, healthcare, and government, BlackBerry’s Cylance AI reduces CPU utilization while enhancing threat detection efficiency, providing robust protection for distributed environments with minimal system impact.
The company’s managed detection and response (CylanceMDR) and unified endpoint management (UEM) services ensure proactive monitoring and rapid incident response. With over four decades of expertise since its establishment in 1984, BlackBerry’s scalable solutions and real-time threat intelligence make it a trusted partner for enterprises seeking comprehensive managed security services.
Key Highlights
- AI-driven Cylance technology for managed security
- Focus on IoT and endpoint protection
- Managed detection and response (CylanceMDR)
- Unified endpoint management (BlackBerry UEM)
- Real-time threat detection and response
- Established in 1984 with global expertise
Key Services
- Managed detection and response (CylanceMDR)
- Endpoint protection (CylancePROTECT®)
- Advanced threat detection (CylanceOPTICS®)
- Cloud-native Zero Trust security (CylanceEDGE®)
- IoT security monitoring
- Unified endpoint management
Contact Information
- Website: blackberry.com
- Email: support@certicom.com
- Phone: +1-877-255-2377
- Address: 295 Phillip Street, Waterloo, Ontario 98008, Canada
- Facebook: facebook.com/BlackBerry
- X (Twitter): x.com/blackberry
- LinkedIn: linkedin.com/company/blackberry
- Instagram: instagram.com/blackberry
Conclusion
The top 15 managed security services companies in the USA for 2025 are at the forefront of cybersecurity innovation, leveraging AI, automation, and unified platforms to protect enterprises from sophisticated threats. From A-Listware’s cloud-driven security solutions to BlackBerry’s AI-powered Cylance technology, these firms deliver proactive monitoring, real-time threat detection, and rapid incident response. Serving critical sectors like finance, healthcare, and technology, they ensure robust protection against ransomware, phishing, and advanced attacks.
By offering scalable, enterprise-grade solutions, these companies empower organizations to navigate the complexities of distributed networks and remote workforces. Their focus on managed detection and response, combined with cutting-edge technologies, fosters resilience and trust, shaping the future of managed security services in an increasingly connected digital landscape.
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