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Cyber139

Cyber 139

Cheltenham, Gloucestershire, United Kingdom

Incident ResponseManaged SecurityDetection & ResponseThreat Intelligence24/7 SOCIncident-response hotline
Serves SMB, Public Sector
Profile last updated: July 29, 2026

About

Cyber139 is a cybersecurity company based in Cheltenham, United Kingdom working in incident response, managed security, detection & response +2 more.

Cyber139 is a UK-based cyber security company providing consultancy, managed services and incident response to small and medium businesses and to public and private sector organisations. Its services include a 24/7 cyber incident response helpline staffed from a Security Intelligence and Operations Centre, continuous protective monitoring, cyber threat intelligence and assessment, virtual CISO support, compliance checks and GDPR guidance. The company states its consultants and analysts have experience working within government cyber and intelligence environments. It is an accredited member of the Gloucestershire Safer Cyber Forum and has passed the Police Digital Security Centre Digital Aware Assessment.

Location

Cheltenham, United Kingdom

Legal name

Cyber 139

Focus areas

incident responseprotective monitoringcyber threat intelligenceSME cyber securityvirtual CISOGDPR

Languages

EN

Services & products

Security domains

Incident ResponseManaged SecurityDetection & ResponseThreat IntelligenceGRC & Compliance

How they deliver

Managed ServicesConsultingProfessional Services

Operations

Runs a 24/7 security operations centrePublishes an incident-response hotline on its website

Products

Continuous Cyber Security Protective Monitoring

Managed monitoring service

Combines intrusion detection with security information and event monitoring, tailored to small businesses, with real-time monitoring and alerting.

Cyber Threat Intelligence and Assessment Service

Threat intelligence

Intelligence assessments using open and closed source feeds to detect threats outside the normal working environment, with monthly reports and alerts.

Customers

SMBPublic Sector

Compliance & partners

Compliance frameworks

GDPR

Credentials & affiliations

Certifications

PDSC Digital Aware Assessment

Issued by: Police Digital Security Centre

Industry memberships

Gloucestershire Safer Cyber Forum

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