Raytheon — American aerospace, defense and electronics company

History and development

Originally focused on radio and vacuum‑tube components, Raytheon expanded through the 20th century into radar, avionics and guided weapons. In 2020 it combined with United Technologies to form Raytheon Technologies; the Raytheon name continues as prominent operating units that supply defense and intelligence systems to governments and industry.

Products and capabilities

Raytheon’s activities span a broad set of technologies. Major categories include:

• Military systems and weapons, including missile launchers, interceptors and fire‑control systems.
• Guidance, radar and sensor suites — the company is among the world’s largest producers of guided missiles.
• Commercial electronics and avionics for civil aerospace and industry (commercial electronics).
• Communications, intelligence, and cybersecurity products for government and commercial customers.

Role and importance

Raytheon supplies key components and systems to the U.S. Department of Defense and allied nations, making it an influential supplier in national security and aerospace sectors. Its technology is used for air defense, maritime and land surveillance, and electronic warfare.

Notable facts and distinctions

Throughout its history the company has been known for radar and missile innovations and for playing a central role in major defense programs. As a large defense supplier, Raytheon’s products and exports are subject to government oversight and public scrutiny; its corporate evolution reflects changing technologies and global security needs.