Powerhouse peloton for fifth Amgen Tour of California

The final 2009 Tour of California podium is all smiles (l-r): Michael Rogers, 3rd; Levi Leipheimer, 1st; and David Zabriskie, 2nd.

The final 2009 Tour of California podium is all smiles (l-r): Michael Rogers, 3rd; Levi Leipheimer, 1st; and David Zabriskie, 2nd. (Image credit: Mitch Clinton)

AEG Sports, organizers of the Amgen Tour of California today announced the 16 teams invited to participate in the eight-staged event set to begin in Nevada City on May 16 and conclude in Agoura Hills on May 23.

Kirsten Frattini
Deputy Editor

Kirsten Frattini is the Deputy Editor of Cyclingnews, overseeing the global racing content plan.

Kirsten has a background in Kinesiology and Health Science. She has been involved in cycling from the community and grassroots level to professional cycling's biggest races, reporting on the WorldTour, Spring Classics, Tours de France, World Championships and Olympic Games.

She began her sports journalism career with Cyclingnews as a North American Correspondent in 2006. In 2018, Kirsten became Women's Editor – overseeing the content strategy, race coverage and growth of women's professional cycling – before becoming Deputy Editor in 2023.