Sophos Limited

Sophos Limited is a British company specializing in the development and marketing of managed security services and cybersecurity software and hardware. Headquartered in Abingdon, England, its core mission is to provide effective and simple-to-manage IT security solutions for businesses of all sizes, particularly focusing on small and mid-market enterprises and the channel that serves them.

The company offers a comprehensive portfolio of cybersecurity products and services, including Managed Detection and Response (MDR), endpoint security (such as Intercept X), network security (like Sophos Firewall and XGS Firewalls), email security, and cloud security. Sophos also provides Extended Detection and Response (XDR) and Identity Threat Detection and Response (ITDR), along with professional services. Its solutions cater to diverse market segments, including education, finance, banking, government, healthcare, and retail.

Sophos was acquired by the private equity firm Thoma Bravo in March 2020, transitioning from a publicly traded company on the London Stock Exchange to a privately held entity. Joe Levy was appointed CEO in 2024. Recent notable activities include the acquisition of Secureworks for $859 million in October 2024 and UK-based Arco Cyber in February 2026. Sophos is recognized as a leader in the cybersecurity market, particularly for its adaptive, AI-native platforms and expert-led services, and has been named a Leader in the IDC MarketScape for Worldwide Managed Detection and Response (MDR) 2024 Vendor Assessment and ranked #1 overall for Firewall, MDR, and EDR in the G2 Winter 2025 Reports.