![Guilherme Sidnei Martini](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
Guilherme Sidnei Martini worked as a Chief Executive Officer at Sauípe SA, a Marketing Director at T4F Entretenimento SA, and a Marketing Manager at Claro SA. He obtained an undergraduate degree from Escola de Administração de Empresas de São Paulo.
| Sociétés | Poste | Fin |
|---|---|---|
Claro SA
 Claro SA Specialty TelecommunicationsCommunications Provides telecommunication, fiber, TV and digital services | Sales & Marketing | - |
| T4F ENTRETENIMENTO S.A. | Directeur/Membre du Conseil | - |
| SAUIPE SA | Directeur Général | - |
Actives
Inactives
Sociétés cotées
Entreprise privées
| Entreprise privées | 4 |
|---|---|
Sauípe SA
 Sauípe SA Hotels/Resorts/Cruise linesConsumer Services Operates hotels and resorts | Consumer Services |
Claro SA
Claro SA Specialty TelecommunicationsCommunications Provides telecommunication, fiber, TV and digital services | Communications |
T4F Entretenimento SA
 T4F Entretenimento SA Movies/EntertainmentConsumer Services Organizes entertainment shows and events | Consumer Services |
Escola de Administração de Empresas de São Paulo
 Escola de Administração de Empresas de São Paulo Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
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