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Cybersecurity Intelligence

Managed Security Service Providers (MSSP) List

Directory of specialized MSSPs providing managed detection and response (MDR), SOC, and threat monitoring.

Browse Ranked List ↓
Verified Rankings 98% Contact Accuracy Updated 2026

Why This Report Matters

As cyber threats grow increasingly sophisticated, standard IT support is no longer sufficient. Managed Security Service Providers (MSSPs) specialize in advanced threat defense, including 24/7 Security Operations Center (SOC) monitoring, penetration testing, compliance management, and endpoint detection and response (EDR).

Partnering with an MSSP ensures your data remains secure while maintaining strict regulatory compliance.

Included Data Fields

MDR & SOC Capabilities
Compliance Certifications
Security Stack Insights

Export Complete Dataset

Get direct emails, phone numbers, and tech stack details for every company in this ranking list.

Ranked Leaderboard List

Sorted by total employee headcount, annual revenue, and service capabilities.

Showing 76 – 100 of 150 Providers
#76

KCS iT

IT Consulting, Software Development, Cloud Services, Cybersecurity, Data Analytics, Managed IT Services, Digital Transformation, Technical Support

📍 Lisbon 👥  250 - 500 Staff 💰  $50 mil. - $100 mil.
Profile →
#77

Ar Telecom

Telecommunication infrastructure solutions, Network deployment and maintenance, IT and communication consultancy, Data center services, Managed IT services, Fiber optic network installation, Systems integration

📍 Lisbon 👥  250 - 500 Staff 💰  $50 mil. - $100 mil.
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#78

Broadview Networks now part of Windstream

SD-WAN, Network connectivity, Cloud security, Managed security services, Unified Communications, Network monitoring and management, Cloud networking, Private networking, Voice services

📍 Little Rock 👥  250 - 500 Staff 💰  $50 mil. - $100 mil.
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#79

NJVC-LLC

Cybersecurity, Cloud Services, IT Infrastructure, Data Analytics, Enterprise IT, Application Development and Modernization, Managed Services, Systems Engineering, Network Services, IT Consulting

📍 Lorton 👥  250 - 500 Staff 💰  $50 mil. - $100 mil.
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#80

Quantum World

Cyber Security Services, IT Consulting, Cloud Services, Managed IT Services, Network Services, Software Development, Business Intelligence, Data Analytics

📍 Los Alamitos 👥  500 - 1,000 Staff 💰  $100 mil. - $250 mil.
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#81

Apogee

Engineering and Technical Services, Program Management, Information Technology Services, Systems Engineering, Modeling and Simulation, IT Support and Security, Software Development, Operational Support

📍 Maidstone 👥  500 - 1,000 Staff 💰  $100 mil. - $250 mil.
Profile →
#82

Nexus

IT Consulting, Software Development, System Integration, Cloud Services, Managed IT Services, Cybersecurity Solutions, Networking Solutions, Technical Support and Maintenance

📍 Makati 👥  500 - 1,000 Staff 💰  $100 mil. - $250 mil.
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#83

PLDT Enterprise

Cloud and Data Center Services, Connectivity and Network Services, Cybersecurity Solutions, Unified Communications, Managed IT Services, Internet of Things (IoT), Business Process Outsourcing (BPO), Enterprise Mobility Solutions

📍 Makati 👥  500 - 1,000 Staff 💰  $100 mil. - $250 mil.
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#84

Communication Technology Services

Technology consulting, IT outsourcing, Software development, Infrastructure management, Cloud services, Managed services, Cybersecurity solutions

📍 Marlborough 👥  500 - 1,000 Staff 💰  $100 mil. - $250 mil.
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#85

GFI Digital

Digital transformation consulting, Enterprise software development, Cloud solutions and migration, Data analytics and business intelligence, Managed IT services, Cybersecurity solutions, Custom application development, Mobile application development

📍 Maryland Heights 👥  250 - 500 Staff 💰  $50 mil. - $100 mil.
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#86

Proactive IT Solutions

IT support and managed IT services, Cloud services and cloud computing, Cybersecurity solutions, Data backup and disaster recovery, Network management, Consulting and IT strategy, Help desk support, VoIP phone systems, Virtual CIO services

📍 Mauldin 👥  250 - 500 Staff 💰  $50 mil. - $100 mil.
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#87

Copy & Camera

IT consulting, Network solutions, Cloud services, Managed IT services, Cybersecurity solutions, Data backup and recovery, VOIP services

📍 McDonough 👥  500 - 1,000 Staff 💰  $100 mil. - $250 mil.
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#88

Ntiva

Managed IT Services, Cloud Services, Cybersecurity, IT Consulting, Network Security, Disaster Recovery and Backup, Help Desk Support, VoIP and Unified Communications, Compliance and Risk Management, IT Project Management

📍 McLean 👥  250 - 500 Staff 💰  $50 mil. - $100 mil.
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#89

ProTech Services Group

Managed IT Services, Cloud Services, Cybersecurity Solutions, Network Infrastructure, Vendor Management, IT Consulting, Backup and Disaster Recovery, Help Desk Support

📍 Memphis 👥  250 - 500 Staff 💰  $50 mil. - $100 mil.
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#90

CompuNet

IT Solutions, Network Infrastructure, Cloud Services, Managed IT Support, Consulting Services, Cybersecurity Solutions

📍 Meridian 👥  250 - 500 Staff 💰  $50 mil. - $100 mil.
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#91

Map Group

IT Support, Cyber Security, Cloud Solutions, Managed IT Services, IT Consultancy, Data Backup and Recovery, VoIP Telephony, Network Infrastructure, Hardware and Software Provision

📍 Middlesbrough 👥  250 - 500 Staff 💰  $50 mil. - $100 mil.
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#92

Array

Application Delivery Controllers (ADCs), Secure Remote Access, Web Application Firewalls (WAF), SSL VPN, Load Balancing, Traffic Management, Network Security Solutions

📍 Milpitas 👥  250 - 500 Staff 💰  $50 mil. - $100 mil.
Profile →
#93

FireEye

Cybersecurity Consulting, Threat Intelligence, Managed Detection and Response, Incident Response, Security Operations Center (SOC) Services, Penetration Testing, Vulnerability Assessment

📍 Milpitas 👥  500 - 1,000 Staff 💰  $100 mil. - $250 mil.
Profile →
#94

Corporate

Mobile Application Development, Cloud Solutions, IT Consulting, Enterprise Software Development, Digital Transformation Services, Data Analytics, Cybersecurity Services

📍 Minneapolis 👥  250 - 500 Staff 💰  $50 mil. - $100 mil.
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#95

iteam

IT consulting, Application development, Digital transformation, Cloud services, Cybersecurity, IT infrastructure management, Data analytics, Support and maintenance

📍 Narvik 👥  250 - 500 Staff 💰  $50 mil. - $100 mil.
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#96

Bechtle Managed Services

IT system integration, IT consulting, IT infrastructure services, Cloud services, Managed services, Software solutions, Hardware procurement, IT operations support

📍 Neckarsulm 👥  250 - 500 Staff 💰  $50 mil. - $100 mil.
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#97

Phoenix IT Group

Cloud & Managed IT Solutions, Cyber Security Services, Digital Transformation, Data Centre Services, Network & Infrastructure Solutions, IT Consultancy, Backup & Disaster Recovery, Unified Communications, Business Continuity

📍 Nelson 👥  250 - 500 Staff 💰  $50 mil. - $100 mil.
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#98

Spectrotel

Unified Communications, SIP Trunking, Internet Access, Cloud Services, Managed IT Services, Business Telephone Systems, Network Services, Voice and Data Solutions, Colocation Services

📍 Neptune City 👥  250 - 500 Staff 💰  $50 mil. - $100 mil.
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#99

Agio

Talent acquisition and recruiting, Technology consulting, IT staffing, Workforce management, Managed services, Cybersecurity staffing, Cloud services staffing, Project advisory

📍 New York 👥  250 - 500 Staff 💰  $50 mil. - $100 mil.
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#100

Pervasive

Cloud solutions and services, IT support and managed services, Cybersecurity, Data and analytics, Digital transformation, Unified communications, Professional services and consulting

📍 Newbury 👥  250 - 500 Staff 💰  $50 mil. - $100 mil.
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Frequently Asked Questions

How does an MSSP differ from a standard MSP?

While an MSP focuses on keeping your IT infrastructure running efficiently, an MSSP focuses exclusively on securing it. MSSPs deploy advanced cybersecurity tools, conduct vulnerability assessments, and provide continuous threat hunting.

What is Managed Detection and Response (MDR)?

MDR is an advanced security service offered by MSSPs that combines technology and human expertise to continuously monitor networks, detect malicious activities, and respond to cyber threats rapidly.