These women are proving themselves as ones to watch around the globe.
President, Asia-Pacific and Latin American OperationsCountry: U.S.
Cassidy, 38, oversees the search company's commercial operations in 18 countries on two continents. Sources say she's a shoo-in to helm a tech company someday. Maybe it will be one she starts herself: Before joining Google she co-founded financial-software company Yodlee.com.
NEXT: Delphine Arnault-Gancia