Find Managed Security Service Providers (MSSPs) Worldwide

Prosense Technology Limited t/a Talanos Cybersecurity provides managed security services from Chepstow in the United Kingdom for midmarket organisations that need cover without building their own security team. Its analysts run a follow the sun SOC across the UK, India and South Africa, with managed detection and response, managed SIEM and XDR, managed EDR, dark web monitoring and third party risk work. Alerts are triaged within 15 minutes and confirmed threats are contained within 60 minutes, while identity context is built into detection and board level risk reporting helps leaders act on what the team finds.

Proserve is a managed cloud and security provider in Rotterdam, Netherlands, founded in 2000 and now part of team.blue. The company runs managed hosting and cloud platforms for organisations that need strong performance, availability and protection, with more than 500 managed customers. Its security services include a managed SIEM with realtime network monitoring, firewall protection with intrusion prevention, endpoint detection on servers, Anti DDoS protection and control panel security. Proserve serves startups, growing companies and larger organisations that want servers, networks and cloud environments monitored and secured by specialists under a clear service level agreement.

Protectera is a North Sydney based cyber security provider in Australia offering managed security services for organisations that need constant monitoring and faster response. Its managed services span a managed Security Operations Centre, Security Operations Centre as a Service, managed detection and response and extended detection and response, with monitoring across endpoints, network, email and hybrid cloud workloads. Protectera also provides managed intrusion detection and prevention, Firewall as a Service, incident response retainers, vulnerability assessments and phishing simulations, helping clients in North Sydney and across Australia reduce risk and act quickly when threats appear.

Protek-IT is a managed IT services company in Chicago, Illinois, in the United States, run by the same senior technicians year after year. Its ProCare 360 plans cover help desk support, Microsoft 365 management, backups, and device care, with security built in through managed endpoint detection and response, identity threat detection, and email security. Staff also receive short cyber awareness lessons and phishing tests. Protek-IT serves Chicago businesses with ten to 250 users, including law firms, accountants, manufacturers, and nonprofits that want familiar people answering the phone.

Protos provides managed security services in Chester, England, in the United Kingdom, operating as Protos Networks, a managed security service provider founded by network security engineers. Its UK based Security Operations Centre offers 24/7 security monitoring, threat detection and response, managed detection and response and extended detection and response, plus a 24/7 network operations centre for critical systems. Protos also delivers network security, email security, security consultancy and compliance support for organisations in education, finance, healthcare and retail.

Proxar IT is a managed service provider in Sevenoaks, England, that delivers IT support, cyber security and networking services to businesses across London and the United Kingdom. The company remotely manages, monitors and maintains client systems, with cyber security work that reduces the risk of malware, ransomware and phishing. Proxar IT holds ISO 9001 and ISO 27001 accreditations and Cyber Essentials Plus, partners with Microsoft, Cisco and Dell Technologies, and offers rolling monthly contracts with a 24/7 IT support service.

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

PwC España is the Spanish firm of the PwC network, based on Paseo de la Castellana in Madrid, with about 5,800 people. Its cybersecurity practice helps companies protect against disruption and data loss, and PwC managed cyber defence gives forensic level, data driven protection with a 24/7 threat hunting service built on Palo Alto Networks technology and its own threat intelligence. The Spanish firm also advises on NIS2 with a combined team of more than 150 professionals across EMEA, alongside audit, consulting and legal services.

QIT Solutions 247 provides managed security and IT services in Croydon, England, in the United Kingdom, operating as QuantaNet IT Solutions, a UK based provider available 24x7x365. Its cybersecurity services cover network, endpoint, cloud and application protection, with 24/7 security monitoring, SIEM integration and fast incident response for businesses worldwide. The Croydon team also delivers firewall configuration, intrusion detection and prevention, VPN management, vulnerability assessment, virtual CISO support and onsite field engineering in more than 150 countries.

Quantum Security is a cybersecurity provider based in London in the United Kingdom, serving businesses, government entities and non profit organizations. Its work includes a Security Operations Centre with round the clock monitoring and incident response, threat detection and response, network security, cloud security, vulnerability management and risk assessments. The firm also offers penetration testing, digital forensics, IT governance and compliance support, and general IT support, helping clients in London and worldwide protect digital assets and respond quickly when threats appear.

QuickSmart IT provides IT support and cyber security services from Cardiff, Wales, in the United Kingdom, for organisations across the UK. The Cardiff team focuses on proactive IT strategy, strong cyber security foundations, data governance and access control, and secure hybrid working with cloud communications. Its writing on security stresses continuous monitoring, behaviour based detection and automated response rather than waiting for alerts, alongside clear planning for supplier and third party risk and support that helps businesses stay in control of their technology.

R2 IT Security is a security specialist in Rijen in the Netherlands that watches client network infrastructure and connections around the clock. The team monitors networks 24/7, signals irregularities proactively, informs the client and works with its IT manager to resolve problems. Its managed services draw on specialists in firewall, DDI and IT infrastructure, helping organisations in Rijen build a secure network foundation, control authorised access to systems and keep the daily management of their IT environment in trusted hands.

RD Sec is a cybersecurity company in Houston in the United States that helps businesses protect what matters most through managed services and strategic security support. The team takes a hands on consultative approach, designing custom security architecture and using advanced threat intelligence and risk driven solutions. Its work includes continuous threat detection, rapid response and help to design, implement and sustain secure IT environments, along with hardware and software sales guided by security experts.

RDMC is based in Cergy, France, and provides cybersecurity and managed IT services for critical systems. Its teams handle security audits, hardening, network segmentation, continuous supervision, vulnerability management, backups and business continuity, alongside patch management and system administration. RDMC serves businesses, industry, defense, transport and public services that need their systems kept secure and running every day, backed by a team that designs, deploys and maintains the systems it works on.

RFA is a managed IT and cybersecurity provider headquartered in New York, New York, in the United States, built for financial services and regulated industries. Every engagement includes a 24/7 security operations centre, managed detection and response and virtual CISO leadership, alongside managed IT, managed cloud across Azure, AWS and Microsoft 365, compliance and advisory work, and managed AI services. RFA has served financial firms since 1989, now supporting more than seven hundred firms worldwide, including hedge funds and private equity firms with strict due diligence demands.

RISC Management & Consulting in Batavia, United States helps healthcare, banking and higher education clients protect sensitive information and meet privacy rules. The firm offers risk analysis, technical vulnerability assessment, application security testing, policy and procedure development, business continuity and disaster recovery planning, and social engineering tests. Its Managed Security Program works as a remote extension of a client team, with analysts hosting and running a data protection platform that covers data loss prevention, endpoint detection and response, and compliance work.

RISCPoint is a cybersecurity and compliance firm in Cleveland, United States, built around continuous protection and clear guidance for growing organizations. Through RADAR, the firm provides continuous attack surface monitoring, vulnerability lifecycle management, real time vulnerability alerts and expert led penetration testing on demand. RISCPoint also helps clients with compliance, risk management, privacy, cloud security and virtual executive support, including vCISO services, for frameworks such as SOC 2, HIPAA, PCI DSS and FedRAMP.

Radical Security is a cybersecurity consulting firm in Vancouver, Canada that helps organizations find and fix weaknesses before attackers can use them. The firm provides managed vulnerability management with continuous scanning, continuous penetration testing, web application and mobile penetration testing, AI red teaming, secure code review, security risk assessments and virtual CISO support. Its senior practitioners work with growing and regulated organizations that need ongoing testing and clear guidance on what to fix first.

Rapid7 is a cybersecurity company headquartered in Boston, United States, that provides managed cybersecurity services. Its managed detection and response service offers 24x7 extended detection and response monitoring, remediation and digital forensics and incident response, with unlimited incident response included. Rapid7 also delivers exposure management, threat intelligence and vulnerability research for more than 11,000 customer organizations worldwide. Healthcare, finance, government, education and retail security teams in Boston and globally use Rapid7 managed services to extend their own staff and respond to threats across endpoints, cloud and the wider attack surface.

Recon InfoSec is a managed security operations provider based in Austin, Texas, in the United States. Its analysts, engineers and hunters run security operations for client teams through its ReconSTORM platform, which works at machine speed to spot and act on threats. Services centre on managed security operations, detection and response that the firm positions beyond standard MDR, and incident response. Client stories on the site show phishing attempts contained, unwanted programs removed and high severity alerts checked and cleared as normal activity, with clear summaries for leadership.

Red Key Solutions is a managed IT and cybersecurity company in White Plains, New York, in the United States, founded in 2002. Its team delivers managed cybersecurity that covers every angle of a client security posture, together with managed IT support, cloud services and virtual CIO led strategy. Red Key serves startups and small and medium companies in Westchester, New York City and Connecticut, and manages highly regulated finance and healthcare clients that must stay secure and compliant. Support is unlimited, and most requests are touched in under a minute.

RedZone is a managed IT and managed security provider in Annapolis, Maryland, in the United States, founded in 2001. Operating as RedZone Technologies from Forest Drive, it provides managed security services with continuous monitoring, a round the clock virtual security operations service, incident response, vulnerability management, endpoint protection, cloud security and compliance support. The security led team serves finance clients and other businesses in the Mid Atlantic and supports locations nationwide, embedding security into infrastructure, cloud and identity work by design.

Redscale is a managed security services provider in Melbourne, Australia, helping small and medium sized businesses stay secure and meet compliance duties without disruption. The Melbourne team delivers managed security services with continuous monitoring, vulnerability management, penetration testing, data loss prevention, password management and security awareness training. Redscale is ISO 27001 and CREST certified, and it helps Australian firms align with the Essential Eight, SMB1001, the Privacy Act and the Cyber Security Act 2024 while keeping daily work running.

Redspin a division of Clearwater is a cybersecurity company in Austin, Texas, in the United States, founded in 2001. It focuses on the Defense Industrial Base, helping federal contractors get ready for and hold Cybersecurity Maturity Model Certification. Redspin was the first authorized C3PAO in the CMMC program. Its managed work covers managed security services, managed cloud services through Redspin Ready and managed compliance services, alongside gap assessments, consulting and training for prime contractors, subcontractors and universities.

ReliaQuest provides security operations from Tampa in the United States, where it was founded in 2007 and now serves large organizations worldwide. Its GreyMatter platform joins detection, containment, investigation, and response in one system, with agentic AI teammates and human SOC experts working together around the clock. The service helps enterprise security teams cut alert noise, respond to threats in minutes, and get more value from the security tools they already own. Healthcare, finance, government, manufacturing, and retail clients use ReliaQuest from its Water Street headquarters in Tampa to run faster, clearer security operations.

Renaissance Systems is a cybersecurity and IT company in Austin, Texas, in the United States, known locally as RSI. From its Austin headquarters the company provides managed security, managed firewall services, endpoint security and patch management, together with penetration testing, incident response and dark web services. Its specialists also run cybersecurity training and phishing simulations, third party risk management and wider managed IT services for organisations that want one team watching their systems. A dedicated support line operates 24 hours a day for clients across Texas and beyond.

Resilient Security is a cybersecurity company in Antwerp, Belgium, that helps organisations protect sensitive systems and manage digital identities. Its Resilient Protect service gives clients security roadmaps, compliance services, detection and response, Microsoft security expertise and employee awareness campaigns as an extension of their own IT teams. Its Resilient Identity service covers authentication, access management, identity governance and privileged access management, with ongoing management and support after implementation.

Resultant is a data, technology, and AI consulting company in Indianapolis, Indiana, in the United States, that also runs managed IT services for its clients. Its technology teams cover managed services, cybersecurity, cloud services, network services, backup and disaster recovery, Microsoft 365, and vulnerability assessment, alongside the data and AI work the firm is known for. Resultant brings more than 15 years of AI and data science experience to public sector and private clients. Government agencies, healthcare groups, schools, nonprofits, and financial firms use Resultant when data, daily IT, and security need one accountable partner.

RevelSec a Dataprise company is a cybersecurity and managed IT provider in Houston, Texas, in the United States. Founded in Houston in 2011 and acquired by Dataprise in 2023, it provides managed security services, cybersecurity solutions, cloud services and IT consulting. Senior engineers support client data and work to keep a solid security posture across enterprise infrastructure. The firm has a strong focus on the financial sector and healthcare, while serving clients in other industries as well, pairing local Houston knowledge with the national reach of Dataprise.

Revo provides managed IT support and cybersecurity services from Glasgow, Scotland, in the United Kingdom, for small and medium sized businesses across Scotland. The Glasgow team offers continuous monitoring, twenty four hour network monitoring, Cyber Essentials implementation, vulnerability identification, Microsoft 365 configuration reviews, secure infrastructure management, backup assessments and disaster recovery planning. Clients get remote and on site help, direct access to Scottish engineers and a free IT health check, all on fixed monthly pricing with no long term contracts.

Revotech provides managed IT services and cybersecurity from Vancouver in Canada for small and medium businesses. Trading as Revotech Networks, the team delivers help desk support, Microsoft 365, cloud services, VoIP, backup and disaster recovery and IT infrastructure support, keeping systems secure and staff productive. Healthcare, finance, manufacturing and nonprofit organizations across Vancouver and British Columbia rely on Revotech for ongoing monitoring, practical IT consulting and a local team they can call when technology problems slow the business down.

Rhyno Cybersecurity is a managed security provider in Kitchener, Canada that assesses, builds and manages protection for growing enterprises. Its RhynoGUARD managed detection and response service watches networks, endpoints, email, cloud and IoT systems around the clock and responds to attacks. The firm also provides secure enterprise cloud hosting, security audits and penetration testing, risk management and governance support, awareness training and emergency response with forensics for organizations that need daily protection for business operations and critical data.

Ridge IT Cyber is a managed IT and cybersecurity company in Tampa, Florida, in the United States, named by Inc. Magazine as a leading MSSP. The firm runs a zero trust security model that gives clients control over every device and data point, delivered on one platform with one predictable bill. Services cover managed IT, cybersecurity, cloud infrastructure, and CMMC compliance work for defense contractors, delivered by a registered practitioner organization. Ridge IT Cyber works with partners such as Microsoft, CrowdStrike, Okta, AWS, Netskope, and Zscaler, and protects operations for clients in healthcare, finance, and government.

River Security is a cyber security company in Oslo, Norway, that runs managed offensive security operations for other businesses. Its Active Focus service combines continuous attack surface management with always on penetration testing, vulnerability management and cyber threat intelligence. An Offensive Security Operations Center and a dedicated threat intelligence manager turn changes in the external footprint into validated, prioritized findings, so internal teams know what is exposed, what matters most and what to fix first.

RockSec360 is a managed cybersecurity provider in London, England, in the United Kingdom. Its Stack360 service gives small and medium sized businesses 24/7 protection in one managed service covering endpoints, email, cloud drives, networks and user accounts. The service includes monitoring and real time remediation for malware, ransomware and phishing, endpoint detection and response, protection for sensitive data, firewall as a service, secure web gateway cover and zero trust network access for remote and distributed teams working from anywhere.

Rogarnfels is a managed cybersecurity company in Castelldefels, Spain, that protects and operates critical IT infrastructure for its clients. Its SOC and MDR service works 24 hours a day, monitoring endpoints, networks and cloud workloads, investigating alerts and containing threats. The firm also runs a network operations centre, business continuity services and a virtual CISO offer, and supports ISO 27001, ENS and NIS2 work. With more than 4,000 endpoints protected, Rogarnfels acts as a specialist extension of the client technology team.

Router-ID is a security provider in Brossard, Canada that manages and designs IT and security solutions for small businesses. The firm protects devices on and off the network with endpoint security that blocks malicious destinations before a connection starts, and it watches networks so attacks can be stopped in time. Its team hunts for threats already inside the network, reviews vulnerabilities before they cause harm and responds to breaches, helping small business owners keep systems visible, protected and running.

S3 is based in Montreal, Canada and provides managed IT services, cybersecurity, cloud services, IT consulting, backup & disaster recovery, IT support. Clients in Montreal 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, manufacturing and mainly serves small and medium businesses. People who want a local security partner in Montreal can contact S3 to talk through their systems, their risks and the level of support they need.

SA1 Solutions is a managed service provider in Swansea, United Kingdom, giving businesses ongoing managed security alongside fully managed IT. Its managed SOC watches networks, devices, cloud services and logs around the clock, with analysts who detect, investigate and respond to threats before they disrupt work. The Swansea team also covers Microsoft 365, cloud solutions, networking and everyday IT support for more than 300 clients across the UK, using plain language and a proactive approach that fixes issues early and keeps staff productive.

SCYBER provides managed IT and cybersecurity services in Venice, United States, for local businesses that want their technology looked after day to day. Its services include cybersecurity software and policies, 24/7/365 monitoring of devices, managed backups with encrypted file and system image copies, and infrastructure management for servers, firewalls, routers, switches and WiFi. The team also handles Microsoft 365 and Google Workspace administration, proactive maintenance, VoIP and technical support, with remote and onsite help available around the clock for Venice businesses.

SDSOne is a family owned managed IT and cybersecurity provider headquartered in Austin, Texas, in the United States. The firm brings enterprise grade technology and infrastructure skills to small and growing businesses under a flat rate managed model, with continuous monitoring and maintenance. Its layered security covers unified threat management, firewall management, email security and encryption, content filtering and access control, using SonicWall, Cisco and Microsoft technology. Support reaches a real technician quickly, with a 30 minute average response and most issues fixed on the first call.

SECNAUT provides managed security services from Stuttgart in Germany for midmarket companies that need strong protection without building their own security department. Its Security Operations Center monitors systems in the cloud, on the network and on endpoints around the clock. The team installs, configures and manages endpoint protection, EDR and XDR tools, plus email and password protection. Regular vulnerability analysis and risk checks keep the attack surface small, and clients also get help choosing cyber insurance and support if a claim becomes necessary.

SEP2 is an award winning cyber security specialist in Leeds, England, founded in 2016. The company delivers a suite of managed cyber security services from its UK based security operations centre, which watches client environments 24 hours a day, 365 days a year. SEP2 is vendor agnostic and works with technology partners such as Google Cloud, Check Point, CrowdStrike and Fortinet. Its Leeds analysts filter and investigate alerts, escalate only what matters and give internal teams room to focus on their own priorities.

SERVTEP is an IT services and consulting firm based in Evreux, France, founded in 2014. The company helps businesses protect their systems through cybersecurity build and run services, including security audits, secure architecture design and deployment of firewall, antivirus, EDR and SIEM tools. Its run phase covers proactive security incident management, preventive and curative maintenance, protection updates and emergency support. SERVTEP also handles penetration testing, identity and access management with Active Directory and Azure, and compliance work for GDPR, ISO 27001 and NIS2.

SIA Icasys is a cybersecurity company based in Madrid in Spain and part of the Indra group, specializing in identity, security operations and risk management. It provides cybersecurity consulting, a security operations center, identity and access management, vulnerability assessment and IT infrastructure security for government and business clients. SIA combines consulting, systems integration and managed services, helping organizations protect digital identities and respond to threats with support from experienced Spanish security specialists.

SOCSoter is a managed security service provider in Hagerstown, Maryland, in the United States, founded in 2015. The company offers managed detection and response and SOC services on a managed SIEM platform, covering endpoint, network and cloud monitoring, vulnerability management and compliance services. Its US based analysts monitor client environments around the clock and sell through managed service providers, giving small and mid sized businesses enterprise grade protection in affordable packages without hiring extra IT staff or buying new training.

SSS is a cybersecurity specialist based in Wellington, New Zealand, providing managed security operations through its Scouter managed SOC service, with always on threat detection and response. Its managed services also include managed endpoint security, a secure email gateway, managed identity and access management, managed public key infrastructure and a cybersecurity risk management platform. SSS has been trusted by leading organisations for over thirty five years, and works with healthcare, finance, government and retail clients across New Zealand and Australia that want agile local experts on their side.

SYNETIS is a Paris based cybersecurity firm in France, founded in 2010, that helps companies stay resilient from audit through to incident response. Its teams deliver security audits, cyber defence with SOC services, digital identity and access management, operational security and training. SYNETIS shows ISO 27001, PASSI and ExpertCyber recognition on its site, and it advises organisations in healthcare, finance, government, education and manufacturing. With several hundred specialists, the firm aligns security work with regulatory duties while keeping business activity running.

SYXPERIANE is a Paris based IT integrator in France, founded in 2007, known for ERP, CRM, HR and BI projects and for its IT services arm. Under its managed security services, the company runs a security operations centre, analyses logs and events, manages access and identities and supervises client infrastructure continuously. SYXPERIANE works with security partners such as Bitdefender, Check Point, Cisco, Fortinet and Gatewatcher, and it supports industrial firms, social housing bodies, distributors and public organisations across France.

Safe Net Solutions in Knightdale, United States helps businesses and residences guard against cyber threats while meeting compliance duties. The firm offers premium compliance assistance with annual reviews, strategic cybersecurity consulting, virtual CISO services, and a support line for small and medium enterprises. Its Managed Security Services provide continuous monitoring and management of security infrastructure using AlienVault tools, so owners can focus on daily work while specialists watch for problems, guide risk decisions, and help protect customer data and business reputation.