CACI, International Email Format

Defense and Space ManufacturingUnited States51-200 Employees

CACI International is a United States-based contractor in defense and space that provides information solutions and services to address complex national security and federal civilian challenges. Founded in 1962, the company has grown into a sizable, global workforce of more than 15,000 employees and maintains long-standing relationships across the federal space. Its work spans defense, homeland security, intelligence, healthcare, and federal civilian sectors, underpinned by a commitment to operational excellence and innovation.

The company helps customers safeguard national security, counter global threats, keep the Armed Forces mission-ready, and improve citizen services and healthcare systems. It contributes to the national security discourse through its Asymmetric Threat symposia series. In June 2026, CACI announced the appointment of Dave Young as Executive Vice President and Chief Operating Officer.

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