Expel Employee Directory
Computer and Network SecurityVirginia, United States201-500 Employees
Expel is a mid-sized cybersecurity company based in Herndon, Virginia, that provides managed detection and response services. Its offerings help organizations detect threats and build security resilience by integrating with the tools they already use, avoiding replacement. The approach emphasizes transparency, offering clear visibility into observations and actions. The company serves organizations looking to improve security operations and gain clearer insight into threat activity. In March 2026, Expel launched a Managed SIEM service that is co-managed inside customers’ Microsoft Sentinel and Splunk Enterprise Security environments. Industry coverage also notes recognition in 2025 when Forrester Wave named Expel a Leader in Managed Detection and Response Services.
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