Find Managed Security Service Providers (MSSPs) Worldwide

Certus Cybersecurity is a managed security provider based in Redwood City, California, in the United States. Its team runs managed detection and response through a 24/7 SOC, with continuous monitoring across cloud, endpoint, identity, network and SaaS systems. The company also provides threat hunting, incident response, software security, cloud security, penetration testing, secure code review and threat modeling for software and hardware products. Certus Cybersecurity serves Fortune 100 enterprises and high growth businesses that need active detection, investigation and fast containment of threats.

Charter Technology Solutions is a managed IT provider in Brooklyn, New York, in the United States, founded in 2010 and known as CTS. The company provides managed IT services, cybersecurity including managed detection and response and penetration testing, cloud solutions, networking, backup and disaster recovery planning, virtual CISO services and IT consulting. It mainly serves charter schools and other K12 schools, nonprofits and mission driven organizations, plus healthcare and government clients, from offices in Brooklyn, Manhattan and three other regions.

Ciberso protects companies from Madrid in Spain with managed security, monitoring at all hours and a fast response when incidents occur. The Madrid team works for small and medium sized businesses and larger companies, covering security audits and vulnerability analysis, threat intelligence, incident management, continuity and recovery planning, and staff training. It also advises on strategy and on rules such as ISO 27001, GDPR and ENS, and it runs managed reviews of web, mobile and API applications through their full life cycle so risks are found early and fixed in order.

Ciegate is a managed IT services and cybersecurity company in Miami, Florida, in the United States, helping growing businesses hand their technology problems to one accountable team. The company provides 24/7 support, cybersecurity, cloud services, automation, backup and disaster recovery, VoIP and help desk services. Healthcare, finance and professional service firms rely on Ciegate for systems that stay secure and available, with compliance work covering HIPAA, CMMC and NIST along the way.

Cipher Norge AS provides managed security and IT operations services in Bergen, Norway, for businesses that want their digital infrastructure protected and well run. Its security centre monitors client systems around the clock to detect and handle incidents early, supported by continuous vulnerability scanning, security architecture work, incident handling and security awareness training. Cipher also helps clients meet requirements such as GDPR, NIS2 and ISO 27001, and runs cloud services, device management, backup and network operations from Bergen.

Citation Cyber is a cyber security provider based in Lancaster in the United Kingdom, with offices also in London and Manchester. The company helps businesses reduce risk through intelligent monitoring and vulnerability scanning with real time breach alerts, penetration testing, Cyber Essentials and Cyber Essentials Plus certification, and Microsoft 365 security reviews. It also provides employee awareness training, phishing simulations, board level training, compliance support and cyber liability insurance, giving organisations practical help to stay secure and meet their obligations.

ClearFuze is a managed IT and cybersecurity provider in Los Angeles, California, in the United States, founded in 2002. Its ClearONE plan joins virtual CIO guidance, strategic planning, advanced cybersecurity, cloud solutions, communication tools and business continuity in one flat rate monthly service. Monitoring runs proactively around the clock, with threat detection and response, patching and local onsite help across Greater Los Angeles. The team includes CISSP certified professionals, and partners include Microsoft, Google, Apple, VMware, Veeam, Zoom, Hewlett Packard and Cisco.

Cliffside Cybersecurity is based in Sydney, Australia and provides managed IT services, cybersecurity, IT consulting, penetration testing. Clients in Sydney use the team for ongoing protection, quick help when problems appear and clear advice on improving their security over time. The company works with education and mainly serves small and medium businesses. People who want a local security partner in Sydney can contact Cliffside Cybersecurity to talk through their systems, their risks and the level of support they need.

CloudCoCo Plc is a London based technology group in the United Kingdom that provides managed IT services, cyber security, cloud and AI infrastructure. Its cyber security practice helps clients understand their exposure, strengthen protection and choose detection and response support, including AI powered cyber defence. CloudCoCo serves small and mid market businesses, large enterprises, central and local government and healthcare and education bodies from its office at 5 Fleet Place in the City of London, with an additional hub in Sheffield.

Cloudavize is a managed service provider in Dallas in the United States, delivering managed IT services and cybersecurity for small and mid sized businesses. The team provides cloud services, network services, Microsoft 365, endpoint security, backup with disaster recovery, help desk support and IT consulting, with 24/7 support and proactive monitoring. Finance, education, legal and nonprofit clients across Dallas rely on Cloudavize for secure systems, quick answers and technology that supports daily work.

CloudyGroup provides managed security and IT services from Buckingham in the United Kingdom for small and medium sized businesses and for town and parish councils. Its Cloud Secure packages manage devices and apps with Microsoft Intune, protect email with Defender tools, spot threats and respond quickly, and watch for leaked data on the dark web. The team also helps councils work towards Cyber Essentials and supports Microsoft 365 modernisation, staff training and daily IT support for busy organisations.

Clue Security Services AG is a managed security provider based in Baar in Switzerland that helps companies of all sizes run secure IT infrastructure. Through its Cyber Defense approach and Security Operations Center, Clue provides continuous monitoring, managed detection and response, perimeter and application security, vulnerability management, cloud security and IoT security. Its specialists design protection measures, operate the security infrastructure for clients and respond quickly when threats appear, so businesses in Switzerland can focus on their core work while Clue handles day to day protection.

Cluster Networks provides managed services and network security from San Francisco in the United States for medium and large organizations across many industries. Its engineers design, deploy and manage secure IT infrastructure, configure firewalls, handle security threat management and provide incident response support with engineers on watch around the clock. Cluster also delivers managed network services with infrastructure monitoring, Wi-Fi and VoIP design and support, data center disaster recovery, SD-WAN and server virtualization, acting as an extension of in house IT teams.

Cobaltium is a managed IT and cybersecurity provider based in Montreal, Canada, serving growing businesses across Canada and the United States. The firm builds stable, hardened systems and manages them for companies with 20 to 250 employees and no internal IT team. Its work covers incident response, vulnerability detection, identity and perimeter hardening, network design, business continuity and disaster recovery, all aligned to NIST 800-53 and CIS benchmarks and to Law 25 privacy governance in Montreal and beyond.

CodeBlue is a managed IT services provider in Auckland, New Zealand, supporting small and mid sized businesses since 2004. Its cybersecurity team runs managed security services with continuous monitoring, threat detection and a security operations centre that watches client systems around the clock. Services also cover managed IT support, cloud services, backup and disaster recovery, Microsoft 365 and virtual CIO guidance. CodeBlue works from six locations across New Zealand, giving local firms one partner for daily IT and ongoing cyber protection.

Comarch Benelux in Saint-Gilles, Belgium is the regional branch of Comarch, a global software house and IT services provider. Businesses that want to outsource their IT security management can use its managed IT security services, with monitoring and analytics of security incidents, vulnerability scans and penetration tests. The team also delivers security auditing and compliance work, SIEM integration and support, and identity and access management for large enterprises, telecom operators, financial institutions, retailers and manufacturers across Belgium, the Netherlands and Luxembourg.

CommSec Cyber Security is a Dublin, Ireland, cybersecurity company founded in 2013. Its managed SOC watches client environments 24/7 with monitoring, detection and response, and its managed detection and response service adds proactive threat hunting led by experts. CommSec also provides CISO as a service, DPO as a service, ISO 27001 assessments, digital forensics, penetration testing and vulnerability checks for Irish organisations. The managed SOC runs on LevelBlue technology, and partners such as CrowdStrike, Fortinet, Sophos, Tenable and Palo Alto Networks appear across its stack. Clients include credit unions, colleges, logistics groups and insurers.

Communicat Business, trading as Communicat IT, is a Melbourne managed service provider in Australia supporting more than 150 businesses across Victoria since 1987. From Port Melbourne, the team delivers managed IT services, managed cybersecurity and MDR with CrowdStrike powered endpoint protection, identity threat detection and 24/7 monitoring, private cloud, Microsoft 365 management and Essential Eight compliance work. Melbourne businesses use Communicat for vCIO and vCISO advice, backup and disaster recovery and a security first stack managed from a large local data centre.

Compass Security is a Swiss cybersecurity company headquartered in Rapperswil-Jona, Switzerland, founded in 1999, with further offices in Zurich, Bern, Basel and Berlin. Its managed detection and response service monitors client IT infrastructure around the clock and reacts to attacks as they happen. The team also runs penetration tests, social engineering tests, security reviews, red team and purple team assessments, a managed bug bounty program, incident response and forensics, and security training and awareness programs for businesses, government bodies and research organisations.

Completely Managed is an industrial IT and OT engineering company based in Newmarket, Canada, that keeps plants secure, backed up, monitored and connected around the clock. Its team provides 24/7 OT and SCADA monitoring through its own NOC, cybersecurity for industrial networks, continuous device discovery and monitoring with its LANAWARE Edge appliance, backup and recovery, and managed virtualization for plant floor systems. The company serves large industrial and enterprise clients across North America, including manufacturing, energy and food production operations that need their production networks watched at all hours.

Concertium provides managed cybersecurity and managed IT services from Tampa, United States, with nearly 30 years of experience behind the team. Its Collective Coverage Suite brings together real time threat detection, managed detection and response, 24/7 network monitoring, vulnerability risk assessments and cloud security. Concertium also supports clients after a breach with response, forensic work and recovery help, and it advises on risk and compliance on an ongoing basis. Healthcare providers, government bodies and other Tampa area businesses use Concertium when they want security, IT and compliance handled together by one local team that knows their environment well.

ConnectOn is a managed service provider in Tampa, Florida, in the United States, acting as a managed security service provider for local businesses. Its Tampa team runs a security operations center 24 hours a day, SIEM monitoring, next generation antivirus and endpoint detection and response, plus privileged access management and email security. A network operations center watches firewalls, switches, servers and applications around the clock, and the company also provides managed Microsoft 365 administration, business continuity and disaster recovery, and rapid ransomware remediation for Tampa organisations.

Connectability IT Support provides managed IT services and cybersecurity from Toronto in Canada for small and medium businesses. The team covers help desk support, network services, cloud services, endpoint security, backup and disaster recovery and IT infrastructure, acting as the IT department for clients across the Greater Toronto Area. Finance, manufacturing and nonprofit organizations are among the sectors it serves, and its consultants also advise on technology planning so security and day to day support improve together over time.

Conscia provides managed security and IT services in Copenhagen, Denmark. Conscia is based in Copenhagen, Denmark, and helps local organisations stay protected while they get on with daily work. The service covers managed detection and response with cover around the clock, managed SIEM, a managed Security Operations Center, vulnerability management, exposure management, threat intelligence and incident response. Clients include organisations in finance, healthcare, manufacturing, utilities, retail and the public sector across Denmark and Europe, from its Copenhagen headquarters and offices in ten other countries.

Contego Solutions provides managed security and managed IT services in Dallas, Texas, in the United States for small and medium sized businesses. The team offers managed firewall oversight, endpoint management, network management and cybersecurity support with 24/7 proactive monitoring that finds and fixes issues early. Help desk, server management, backup and recovery and cloud support sit alongside security work, so Dallas businesses get one Dallas based team for daily IT needs and for protection against cyber threats.

Convene Cyber is a cyber security provider based in Salford in the United Kingdom that protects small businesses from ransomware, breaches and compliance problems. The company describes itself as a security team for firms without an in house team, watching for threats around the clock and explaining issues in plain language. Its work covers ongoing protection, data protection and compliance support, delivered remotely from the North West of England with coverage across the UK, at a level small firms can afford without enterprise cost.

Convergence Networks provides managed security services from its Ottawa office in Canada, with support for clients across the United States and Canada. The team runs a 24/7 in house security operations centre with managed detection and response, threat hunting, zero trust security and penetration testing. Businesses in construction, finance, healthcare, law, manufacturing and nonprofit work use Convergence for managed IT, Microsoft 365 and Azure support, backup and recovery, and CMMC compliance guidance that keeps daily work protected.

Convergent Information Security Solutions, known as CISS, provides managed security services in Columbia, South Carolina, in the United States. As a managed security service provider it offers managed detection and response with always on monitoring, 24/7 incident response, endpoint protection and mobile device management, cloud security and identity and access management. CISS also helps with compliance and governance, network vulnerability testing and risk work for businesses that need expert monitoring, investigation and response to cyberattacks without building their own security team.

Coretelligent is a managed IT, cybersecurity and compliance provider headquartered in Needham, Massachusetts, in the United States, serving mid sized organisations nationwide. Its CoreArmor services include 24/7 managed detection and response with real time monitoring and expert remediation, virtual CISO guidance, managed SIEM services and governance workflows mapped to leading frameworks. Founded in 2006, Coretelligent supports financial services, life sciences, healthcare, education and professional services clients with a fully onshore team, plus offices in New York City, Atlanta and other major cities.

Cortavo is a managed IT services company in Atlanta, Georgia, in the United States, built for small and mid sized businesses that want flat fee support. Its plans join a service desk, cybersecurity, connectivity, and computers in one monthly fee, and its certified United States based help desk is available 24/7. Cortavo also offers co managed IT for firms with internal staff, hybrid workplace management for on site and remote teams, and periodic replacement of in plan computers. Organizations across the United States use Cortavo to trade surprise IT costs for a steady annual budget.

Cover6 Solutions is a service disabled veteran owned and minority owned cybersecurity firm based in Arlington in the United States. The firm offers managed detection and response with virtual CISO oversight, vulnerability assessments, network and web application penetration testing, CMMC consulting, and AI security and governance. Cover6 also provides cybersecurity training and tabletop exercises for teams. It serves commercial clients in hospitality, legal services, nonprofits, manufacturing, and higher education, plus defense contractors that need founder led security help.

Crest Security Assurance is a cybersecurity firm based in Woodbridge in the United States that supports federal agencies and other organizations with managed cybersecurity and security operations work. Its services cover security engineering, enterprise vulnerability assessments, vulnerability management, penetration testing, red team operations, incident response, and continuous monitoring under the Risk Management Framework. Crest also helps with digital forensics, insider threat analysis, security assessment and authorization, ISSO support, audit work, and policy support. The firm focuses on mission driven clients that need experienced help protecting critical systems and sensitive data.

Crimson IT is a managed IT and cybersecurity company in Los Angeles, California, in the United States, trusted by local organisations since 2011. Its team provides managed detection and response, endpoint security, penetration testing, identity management and 24 hour SOC monitoring, alongside a help desk that runs around the clock. Crimson IT also manages cloud platforms across Azure, AWS and Google Cloud, and helps clients stay ready for HIPAA and SOX audits with documented controls and continuous compliance monitoring from its downtown Los Angeles headquarters.

Cronos Services delivers managed cyber security from London in the United Kingdom, helping businesses protect data, infrastructure and reputation around the clock. The service covers endpoint management, threat management, backup and disaster recovery, secure cloud and network connectivity, and proactive monitoring with clear reporting. Cronos also runs a telecoms division for hosted telephony, business mobiles and connectivity, giving clients one supported service for their security and communications needs across the business.

Crossrealms International is a security first company headquartered in Chicago, Illinois, in the United States, with clients around the world. The firm is ISO 27001 certified and provides managed IT services, cybersecurity, a security operations center, cloud services, and incident response across the full threat lifecycle. Its layered model covers prevention, detection, and response, supported by partners such as Microsoft, Palo Alto Networks, Splunk, Sophos, and CrowdStrike. Financial services, healthcare, manufacturing, retail, and legal organizations call Crossrealms International when an incident is live or when they want monitoring that never sleeps.

Custodia Continuity is a managed security provider in Matlock, United Kingdom, helping small and medium organisations protect their data and keep working through disruption. The team provides managed cyber security with intrusion detection, threat monitoring and incident response, plus firewall hardening and cloud environment audits. Custodia Continuity also manages Cyber Essentials and Cyber Assurance certification, supports ISO 27001 readiness, and provides encrypted disaster recovery backups, business continuity planning, data protection support and security awareness training for staff.

CyFlare is a managed security service provider based in Rochester, New York, in the United States, built to run security operations for managed service providers and other service providers. Its team delivers managed detection and response, managed SOC services, managed EDR, managed email security, vulnerability scanning and compliance support through the Cyflare ONE platform. Providers use CyFlare as their back office security operations centre, so they can offer strong protection to every client without hiring an around the clock team of their own.

CyProtect AG is an IT and OT cybersecurity company in Munich, Germany, founded in 2000. It works as a manufacturer independent system integrator and offers security consulting, monitoring and security operations, network and infrastructure security, data and cloud security, industrial and OT security, email security, encryption and awareness training. Its clients range from midsize companies to corporate groups and critical infrastructure operators that need security solutions fitted into existing IT and OT environments.

CyVent is a cybersecurity firm based in Miami, Florida, in the United States, giving small and mid-sized businesses a full managed security service without the cost of building an in-house team. Its analysts run round the clock monitoring, endpoint protection, email security, penetration testing, incident response and compliance tracking from facilities in the United States. Clients also get third party risk management, security posture assessments, phishing simulation and staff training, with advice shaped around each company budget and risk level.

CyWall is a cybersecurity provider based in Rockville, United States, offering real time threat monitoring, incident response, vulnerability assessments and penetration testing for businesses. The company helps organizations protect digital assets through AI powered investigation and response and a structured SOC onboarding process built around each client environment. CyWall serves organizations ranging from startups and small businesses to larger enterprises that need ongoing monitoring, fast help during incidents and practical support to reduce human risk and strengthen day to day security.

Cyb3r Solutions is a managed cyber security provider based in London in the United Kingdom, with offices also in Dubai and Essex. The company runs a security operations centre that monitors clients around the clock, detects threats and responds to incidents quickly. Its services include managed SOC and SIEM as a service, managed detection and response, vulnerability management, threat hunting and compliance support. It serves government, enterprise and SME organisations across London, the UK and globally that need expert security without building a large in house team.

Cyber & Information Security is based in Oshawa, Canada and helps businesses protect IT, OT and cloud environments with ongoing security work. Its services include vulnerability management, external attack surface management, cloud security posture management with continuous detection and remediation, email security, data loss prevention and Secure Service Edge with Zero Trust access. A dedicated incident response team handles breaches, while governance, risk and compliance support, security awareness training and network and cloud security architecture help Canadian organizations keep daily protection in place.

Cyber Armed Security is an intelligence led offensive security firm based in Dublin, Ireland. Its consultants, drawn from British military and law enforcement backgrounds and certified offensive security roles, run penetration testing, cloud configuration reviews, AI and LLM security testing, social engineering campaigns and vulnerability assessments. Its 24/7 attack surface monitoring service watches client assets continuously for new exposure, leaked credentials and malware. The firm serves organisations in finance, legal, healthcare, automotive, SaaS and crypto that want attacker style testing plus ongoing monitoring of their public facing estate.

Cyber Blacksmith provides managed security and managed IT services in Shawnee, Oklahoma, in the United States for small and mid sized businesses. Its managed security work covers continuous endpoint detection and response, identity monitoring, security awareness training and password management, alongside continuous threat monitoring and incident response. The Shawnee team also offers penetration testing, cybersecurity risk assessments, compliance support for HIPAA and GDPR, red team and purple team engagements and cyber insurance evaluation for local businesses.

Cyber Citadel is a cyber security specialist in Sydney in Australia, based at Level 35, Tower One, 100 Barangaroo Avenue. Its Security Operations Centre provides 24/7 monitoring and management, with analysts using real time threat intelligence, dark web monitoring and indicator feeds to detect threats across networks, endpoints and cloud systems. The Sydney team also offers managed security services, cloud security monitoring through its Aegis service, penetration testing, vulnerability assessments, incident response and compliance support for organisations in more than 28 countries around the world.

Cyber Cops provides managed security and compliance services in Merchantville, New Jersey, in the United States. Its offers include MDR as a service, SOC as a service, SIEM services, email security and network security, alongside compliance assessment for SOC 2, HIPAA, NIST, HITRUST, ISO 27001 and GDPR. With 24/7 expert assistance, Cyber Cops helps businesses protect data, intellectual property and reputation, review security controls and monitoring, and meet privacy rules while keeping operations running from its New Jersey base and offices abroad.

Cyber Defender provides managed security services in Torrance, California, in the United States, built around AI powered email security, endpoint detection and response and a managed SOC. The service aims to stop phishing, business email compromise, ransomware and advanced threats before they reach staff, with 24/7 managed SOC coverage by certified analysts. It works with Microsoft 365, Google Workspace and on premise Exchange, needs no hardware, and includes compliance reporting for organizations that must show control over email and endpoints.

Cyber Defenders is a cybersecurity provider based in Columbia, United States, serving organizations that need ongoing protection for networks, systems, users and data. The company offers firewall maintenance, monitoring and reporting, patch management and monitoring, endpoint protection, vulnerability scanning, assessments and remediation, plus penetration testing and security training. Its team helps businesses assess exposure, improve security controls, support compliance needs and build practical plans that reduce risk and strengthen daily operations.

Cyber Ethos is a cyber security firm in Glen Eden, Queensland, Australia, that provides managed security services for Australian organisations. For small and medium enterprises and not for profits, its managed package provides 24/7 monitoring, threat detection and incident response, alongside endpoint protection, cyber security assessments and staff training. The firm also offers cyber security strategy, consulting and advisory work, CISO as a Service, critical infrastructure security and forensics and incident response, helping clients protect data, reputation and compliance.

Cyber Experts is a cybersecurity company in Ottawa, Canada, providing managed security services to organizations across North America. Its managed services cover firewall security, endpoint security, email and web security, vulnerability scanning, SIEM and intrusion detection and prevention, run through a security operations centre with dedicated analysts. The Ottawa team also offers architecture design, consulting, professional services, regulatory compliance support and cloud advisory, helping clients design, implement and maintain security that fits small, medium and enterprise businesses.