20. Dima and Tania Nawbar

Brand: L’Atelier Nawbar Category: Jewelry Establishment: 2011 Nationality: Lebanese-British Headquarters: Lebanon

The Nawbar sisters are the fourth generation of jewelers in their family. Their collections are sold in the U.S., France, the U.K, Belgium, Switzerland, Monaco, Senegal, Kazakhstan, Hong Kong, Morocco, Kuwait, the U.A.E., Egypt, Saudi Arabia, and Lebanon through online and offline high-end stores, including Bloomingdale's, Saks Fifth Avenue, the conservatory, and Madlords. Their designs have been spotted on celebrities, including Charlize Theron, Emily Blunt, Halle Berry, Carla Haddad, and Camila Cabello.