Pui-Wing Tam, who has been with the Wall Street Journal since 1995, is leaving the paper for Bloomberg, where she’ll serve as team leader for its Silicon Valley coverage. Tam was most recently deputy bureau chief for the Journal’s San Francisco bureau, a role she held since 2005.

Tam is succeeding Tom Giles, who is moving to New York to become Bloomberg’s managing editor for U.S. company news.

In her new role, Tam will oversee Bloomberg’s West Coast tech team.