![Diogo António R. da Silveira](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>)
Fortune : 78 522 $ au 31/07/2026
Diogo António R.
da Silveira is currently Deputy Chairman at Savannah Resources Plc since 2024 and Chairman at Floene Energias SA since 2021.
Former roles include Chief Executive Officer at The Navigator Co. SA from 2014 to 2019, Chief Executive Officer at Açoreana Companhia de Seguros SA from 2008 to 2014, Chief Executive Officer at ONITELECOM - Infocomunicações SA from 2005 to 2007, Chief Executive Officer at NOS Comunicações SA from 1999 to 2001, Chief Executive Officer at Novis, Executive Director at Sonae Indústria SGPS SA, Non-Executive Director at Glunz, Executive Director at Sonaecom BV, Non-Executive Director at Digitmarket-Sistemas de Informação SA, and Non-Executive Director at Tafisa.
Education includes an MBA from INSEAD and undergraduate studies at École centrale de Lille.
| Société | Date | Nombre d'actions | Valorisation | Date de valorisation |
|---|---|---|---|---|
SAVANNAH RESOURCES PLC 0,04 % | 31/12/2024 | 1 070 663 ( 0,04 % ) | 78 522 $ | 31/07/2026 |
| Sociétés | Poste | Début |
|---|---|---|
| SAVANNAH RESOURCES PLC | Directeur/Membre du Conseil | 10/11/2022 |
Floene Energias SA
 Floene Energias SA Gas DistributorsUtilities Distributes natural gas | Président | 16/04/2021 |
| Sociétés | Poste | Fin |
|---|---|---|
| THE NAVIGATOR COMPANY, S.A. | Directeur Général | 01/04/2019 |
Açoreana Companhia de Seguros SA
 Açoreana Companhia de Seguros SA Investment ManagersFinance Profile unavailable | Directeur Général | 01/03/2014 |
ONITELECOM - Infocomunicações SA
 ONITELECOM - Infocomunicações SA Specialty TelecommunicationsCommunications Provides telecommunications, media & technology services | Directeur Général | 01/02/2007 |
NOS Comunicações SA
 NOS Comunicações SA Specialty TelecommunicationsCommunications Provides fixed-line telecommunications services | Directeur Général | 01/05/2001 |
Tafisa /Pt/ | Directeur/Membre du Conseil | - |
Actives
Inactives
Sociétés cotées
Entreprise privées
Relations au 1er degré
Entreprises liées au 1er degré
Homme
Femme
Administrateurs
Exécutifs
| Entreprise privées | 14 |
|---|---|
Savannah Resources Plc
 Savannah Resources Plc Other Metals/MineralsNon-Energy Minerals Engages in exploring mineral properties | Non-Energy Minerals |
The Navigator Co. SA
 The Navigator Co. SA Pulp & PaperProcess Industries Produces pulp and paper | Process Industries |
ONITELECOM - Infocomunicações SA
ONITELECOM - Infocomunicações SA Specialty TelecommunicationsCommunications Provides telecommunications, media & technology services | Communications |
NOS Comunicações SA
NOS Comunicações SA Specialty TelecommunicationsCommunications Provides fixed-line telecommunications services | Communications |
Açoreana Companhia de Seguros SA
Açoreana Companhia de Seguros SA Investment ManagersFinance Profile unavailable | Finance |
INSEAD
 INSEAD Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Sonae Indústria SGPS SA
 Sonae Indústria SGPS SA Forest ProductsNon-Energy Minerals Manufactures wood based panels | Non-Energy Minerals |
École centrale de Lille
 École centrale de Lille Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Sonaecom BV | |
Digitmarket-Sistemas de Informação SA
 Digitmarket-Sistemas de Informação SA Information Technology ServicesTechnology Services Provides information technology consulting services | Technology Services |
Floene Energias SA
Floene Energias SA Gas DistributorsUtilities Distributes natural gas | Utilities |
Tafisa /Pt/ | |
Glunz | |
Novis |
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