BAE Systems plc is a defense, aerospace and security company. The Company operates through five segments. The Electronic Systems segment consists of the Company's United States and United Kingdom-based electronics activities. The Cyber & Intelligence segment consists of its United States-based Intelligence & Security business and United Kingdom-based Applied Intelligence business, and covers the Company's cyber, secure government, and commercial and financial security activities. The Platforms & Services (US) segment, with operations in the United States, United Kingdom and Sweden, produces combat vehicles, weapons and munitions. Air segment comprises the Company’s United Kingdom-based air activities for European and international markets, and United States programmes, and its businesses in Saudi Arabia and Australia, together with its interest in the MBDA Holdings SAS (MBDA) joint venture. Maritime segment comprises the Company’s United Kingdom-based maritime and land activities.