Sophos

About Sophos

Sophos is a cybersecurity company that sells protection against cyber attacks. It offers a range of products including endpoint security, network security, email security, cloud security, and managed security services. It sells to businesses and organisations of various sizes, including small and medium businesses, education, healthcare, retail, government, financial services, and manufacturing. Its solutions are delivered through a cloud-native platform called Sophos Central, which manages all products. Sophos also provides managed detection and response (MDR) and managed risk services. The company emphasises its combined intelligence, where threats detected across its 625,000 customers improve protection for all. Its approach includes prevention to stop threats early and an open ecosystem that integrates with over 500 third-party technologies.

Products

• Sophos FusionA cyber defence system that sees everything, connects everything, and enables defences to react as one unit.
• Sophos MDRA fully managed 24/7 detection and response service with human experts.
• Sophos Next-Gen SIEMA SIEM solution that simplifies compliance and governance with transparent pricing and up to 10 years of data storage.
• Sophos FirewallA next-generation firewall available on XGS series hardware, virtual, software, and cloud platforms.
• Sophos WirelessCloud-managed Wi-Fi with Wi-Fi 6/6E access points and active threat response.
• Sophos ZTNAZero Trust Network Access that connects users to applications with better segmentation and transparency than VPN.

Ownership and deals

Companies owned by Thoma Bravo lists all 6 in the directory, with the deals on record.

1. February 2026Sophos acquired Arco CyberReport on Sophos buying Arco Cyber (opens in a new tab)
2. October 2024Sophos acquired Secureworks for $859mReport on Sophos buying Secureworks (opens in a new tab)
3. April 2022Sophos acquired SOC.OSReport on Sophos buying SOC.OS (opens in a new tab)
4. August 2021Sophos acquired RefactrReport on Sophos buying Refactr (opens in a new tab)
5. July 2021Sophos acquired BraintraceReport on Sophos buying Braintrace (opens in a new tab)
6. July 2021Sophos acquired Capsule8Report on Sophos buying Capsule8 (opens in a new tab)
7. March 2020Thoma Bravo acquired Sophos for $3.9bnReport on Thoma Bravo buying Sophos (opens in a new tab)

Acquisitions come from SecurityWeek's monthly M&A round-ups from 2021 onwards, from Cybersecurity Ventures' quarterly M&A reports for 2020, and a few from Wikipedia lists. Funding rounds from 2022 onwards come from Return on Security's weekly Security, Funded newsletter. These are dated to the month. A few deals added from the news are dated to the day. Smaller deals may be missing. Amounts are in US dollars.

Companies Sophos owns

• Secureworks

See companies owned by Sophos for the category and head office of each, and the deals behind them.

Other EDR vendors

• Microsoft
• Palo Alto Networks
• Fortinet
• CrowdStrike
• Check Point
• Elastic

See all EDR vendors