What Defense.com Cyber Limited does

Defense.com Cyber Limited is a UK-based SaaS cybersecurity platform, founded in 2021 and headquartered in Stevenage, that delivers an integrated Extended Detection and Response (XDR) platform with optional SIEM capabilities to over 4,000 businesses globally. The company operates dual legal entities in the UK (Defense.com™ Cyber Ltd, company number 14729524) and the United States (Defense.com US Inc.), with US operational support in Orlando, Florida. Its customer base spans small businesses, mid-market, and enterprise customers across healthcare, financial services, logistics, retail, technology, and hospitality, with named clients including NHS, United Bank for Africa, OKA, Tusker, Agilico, Beaverbrook, Cloudian, Mede Care, and St Andrew's Healthcare.

The platform unifies endpoint protection and EDR, AI-powered threat prioritization (the MCP-based AI-Powered Cyber Security feature), the proprietary Orbital Agent for automated endpoint security and asset tracking, real-time log monitoring and SIEM, external attack surface scanning (Threat Recon), vulnerability and application scanning, Microsoft 365 integration, penetration testing, and security awareness training with phishing simulation. A managed services layer (Managed SIEM, Managed SOC, Managed Detection and Response, and full MSSP offerings) provides 24/7 human-analyst coverage. The company is ISO 27001, ISO 9001, PCI DSS Level 1 Service Provider, and UK Government G-Cloud certified, and supports compliance use cases including Cyber Essentials, PCI DSS, and the FTC Safeguards Rule. CEO and Co-Founder Oliver Pinson-Roxburgh leads the business alongside CTO Brian Wagner and a Head of Customer Operations.

The business model combines recurring SaaS subscriptions with managed services revenue on a freemium-to-paid motion. Pricing is tiered by company size (Small Business, Mid-Market, Enterprise) but is not publicly disclosed. Go-to-market is hybrid: product-led growth via a free trial and self-serve onboarding, content marketing (blog, video, glossary, guides, webinars), a partner/reseller channel for mid-market, and direct enterprise sales for larger deals.

Name

Defense.com Cyber Limited

Legal name

Defense.com™ Cyber Ltd

Website

https://defense.com

Company type

Private

Founded year

2021

Operating status

Operating

Headcount range

51–100 employees

Short description

Defense.com is a UK-based SaaS cybersecurity platform offering an integrated XDR and managed SIEM solution, serving over 4,000 small businesses, mid-market, and enterprise customers across healthcare, financial services, logistics, and technology with subscription and managed services revenue.

Ownership category

akta.pro rank

Product category

Cybersecurity SaaS Platform

NAICS

Security Guards and Patrol Services (561612), Security Systems Services (except Locksmiths) (561621)

SIC

Services-Detective, Guard & Armored Car Services (7381)

akta.pro primary industry

Endpoint Security Managed Services (EDR/XDR) (BPAEADAH)

akta.pro secondary industries

Extended Detection & Response (XDR) (HDADAEAB), Identity Threat Detection & Response (ITDR) (HDAEAJAH), Threat Detection & Response (EDR/XDR/NDR) for Healthcare Environments (HLACAJAF)

Keywords

• Extended detection response
• Managed SOC services
• Vulnerability management
• Endpoint protection
• Security awareness training

Headquarters

HQ city

Stevenage

HQ country

United Kingdom

HQ region

Europe

Offices3 records

Markets served

GTM type

B2B

Offering type

Software

Cost components

Technology or R&D, Personnel, Operations, Marketing or Sales, Infrastructure

Revenue model

1. SaaS Platform Subscription: Defense.com operates as a SaaS cybersecurity platform offering subscription-based access to their XDR and SIEM tools. The platform is available through a free trial period, after which customers subscribe to continue using the service. Pricing varies by company size (Small Business, Mid-Market, Enterprise) and the specific features/services selected.
2. Managed Security Services: Additional revenue streams include managed services (MDR, Managed SOC, Managed SIEM, MSSP) where the company provides fully managed threat detection and response. These services combine the platform technology with human analyst expertise for comprehensive security coverage.

Pricing tiers

Go-to-market motion1 record

Distribution channels4 records

Marketing channels9 records

Core offering

Defense.com is a unified SaaS cybersecurity platform combining an XDR (Extended Detection and Response) core with optional SIEM, endpoint protection, vulnerability scanning, external attack surface reconnaissance, phishing simulation, and security awareness training. The company also sells managed security services (Managed SIEM, Managed SOC, Managed Detection and Response, and MSSP) where in-house security analysts provide 24/7 monitoring, investigation, and incident response on behalf of customers.

Product overview

Defense.com is a unified XDR platform with optional SIEM that delivers comprehensive cybersecurity through an integrated product architecture. The core platform (XDR) provides threat detection and response across endpoints, networks, and applications, supplemented by Managed Services (Managed SIEM, Managed SOC, Managed MDR) for 24/7 expert monitoring. Key modules include Endpoint Protection/EDR, Orbital Agent, Log Monitoring/SIEM, Threat Recon, Vulnerability Scanning, Application Scanning, Penetration Testing, Security Awareness Training, Phishing Simulator, Asset Profile, and Microsoft 365 Integration. The AI-Powered Cyber Security feature uses MCP technology to enhance threat monitoring and prioritisation. Products serve SMB through Enterprise segments with compliance-focused solutions for PCI DSS and FTC Safeguards Rule.

Differentiator

Problem solved

Functional benefit

Products and services

• Extended Detection and Response (XDR) Unified XDR platform that detects and responds to cyber threats across entire network environments, combining endpoint, network, and log monitoring capabilities without enterprise-level complexity. Built for businesses needing enterprise-grade security coverage.
• Managed SIEM Fully managed Security Information and Event Management service providing 24/7 real-time threat detection and compliance support, with in-house SOC analysts actively monitoring customer environments.
• Managed Detection and Response (MDR) Fully managed 24/7 threat detection and response service where security analysts proactively detect, investigate, and respond to threats to minimize the impact of cyber attacks on the business.
• Managed SOC Fully operational Security Operations Centre managed by in-house cybersecurity experts, providing 24/7 threat monitoring, detection, and response capabilities for customers without internal SOC resources.
• Managed Security Service Provider (MSSP) Comprehensive security management service offering continuous monitoring and expert-led response to protect businesses from evolving cyber threats, combining platform technology with human analyst expertise.
• Cyber Essentials Certification Standalone certification service that helps businesses achieve Cyber Essentials compliance to protect against common cyber threats, including guidance through the certification process.
• Penetration Testing Standalone, affordable penetration testing services covering applications, networks, infrastructure, and cloud environments, providing external validation of security posture.

Quantifiable outcome

• Trusted by over 4,000 businesses globally
• +1 more outcomes

Named customers14 records

Segments10 records

Ideal customer profiles4 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

AI capability4 records

Feature10 records

Partnerships

One partnership is on record.

• Bulletproof Cyber LtdminorOthersReferenced in the Privacy Notice as one of the business partners from whom Defense.com may collect information. This appears to be a related entity or predecessor company in the cybersecurity space.

Scale indicators2 records

Recent moves6 records

Expansion highlights6 records

Direct peers

• eSentire: eSentire is a pure-play MDR provider offering 24/7 threat detection, response, and managed SIEM services — a direct competitor to Defense.com's Managed SOC, Managed SIEM, and MDR product lines for mid-market customers.
• Huntress: Huntress is a US-based cybersecurity company offering managed detection and response (MDR) and security awareness training purpose-built for SMB and mid-market — almost identical go-to-market positioning to Defense.com's XDR + managed services bundle for the same customer segment.
• Expel: Expel provides transparent MDR with SOC-as-a-service delivery and integrates across cloud, endpoint, SIEM, and identity — directly comparable to Defense.com's managed detection and response bundle, especially for mid-market enterprise buyers.
• SentinelOne: SentinelOne's Singularity XDR platform combines endpoint, cloud, and identity threat detection with an AI-powered autonomous response layer — the closest large-cap direct competitor to Defense.com's unified XDR positioning, though at enterprise scale and price points.
• Arctic Wolf: Arctic Wolf delivers managed detection and response plus managed security awareness for SMB and mid-market organisations, directly overlapping Defense.com's Managed SOC, MDR, and Security Awareness Training offerings with a similar subscription-plus-services model.

Broad incumbents

• CrowdStrike: CrowdStrike's Falcon platform is the leading enterprise XDR/EDR offering with a broad portfolio including MDR (Falcon Complete), vulnerability management, identity protection, and SIEM — the dominant incumbent competitor Defense.com must differentiate against on price and simplicity.
• Sophos: Sophos (owned by Thoma Bravo) offers endpoint protection, XDR, MDR, security awareness, and managed services through both direct and MSP channels — directly overlapping Defense.com's product portfolio while serving SMB through enterprise at much greater scale.
• Microsoft (Defender XDR): Microsoft Defender XDR is bundled with Microsoft 365 E3/E5 and provides endpoint, identity, email, and cloud app detection — the most disruptive competitor for SMB and mid-market since many Defense.com customers already pay for Microsoft 365.
• Palo Alto Networks: Palo Alto Networks' Cortex XSIAM and XDR products compete in the same enterprise SOC consolidation category as Defense.com's XDR + Managed SIEM bundle, though at the large enterprise tier with a sales-led rather than PLG motion.

Emerging players

• Coro Cybersecurity: Coro offers an all-in-one SaaS security platform for SMB covering endpoint, email, cloud, and user protection with a single-pane-of-glass model — closely paralleling Defense.com's 'unified platform for growing businesses' pitch at similar price points.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/defense-com

Compliance5 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles3 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Defense.com Cyber Limited