Thales Air Defence Limited (TADL), formerly Shorts Missile Systems (SMS), is a defence contractor based in Belfast, Northern Ireland, producing short range air defence missiles.

TADL products have been deployed by 56 armed forces around the world.

[1] The company also operates a remote facility in rural County Down, between Ballynahinch and Downpatrick, where missiles are tested and stored.

[5] In 2000 Thomson-CSF bought Bombardier's 50% share to become the sole owner.

In May 2000 the UK selected the MBDA Meteor to fulfil the requirement.