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AeroVironment Inc operates under a single business segment in which it supplies unmanned aircraft systems, tactical missile systems, high-altitude pseudo-satellites, and other related services to government agencies within the United States Department of Defense as well as the United States allied international governments. The systems can help with security, surveillance, or sensing, and provide eyes in the sky without needing an actual person, or driver in the sky.
Select Medical Holdings Corp is a healthcare company that operates through three segments: critical illness recovery hospitals, rehabilitation hospitals, and outpatient rehabilitation clinics. Critical illness recovery hospitals which derives maximum revenue consists of hospitals designed to serve the needs of patients recovering from critical illnesses, often with complex medical needs. The rehabilitation hospital segment consists of hospitals designed to serve patients that require intensive physical rehabilitation care. Patients are typically admitted to critical illness recovery hospitals and rehabilitation hospitals from general acute care hospitals. The outpatient rehabilitation segment consists of clinics that provide physical, occupational, and speech rehabilitation services.