The Principal Anti Air Missile System (PAAMS) is a joint programme developed by France, Italy and the United Kingdom for an integrated anti-aircraft warfare system. The prime contractor is EUROPAAMS, a joint venture between Eurosam (66%) and MBDA subsidiary UKAMS (33%). MBDA also owns 66% of Eurosam, in effect giving it a 77% share of the project. In the United Kingdom PAAMS has been given the designation Sea Viper.
The PAAMS warfare system is in service with the Royal Navy, French Navy and the Italian Navy.