21 Teams announced for the Vuelta a Espana

The organiser of the 2009 Vuelta a España, Unipublic, released the list of participating teams, including those being granted a wild card. Twenty-nine teams asked to be invited to the event starting on August 29 in Assen, Netherlands, but only 21 made the cut.

There are 16 ProTour teams and five Professional Continental teams taking part, all adhering to the International Cycling Union's (UCI) biological passport programme.