Kei Yamamoto
Fortune : 2 M $ au 30/06/2026
Fortune : 2 M $ au 30/06/2026
Kei Yamamoto is currently the Chairman at Chuokeizai-Sha Holdings, Inc. since 2013.
He is also currently a Director at CKD KK since 2016, a Director at Planning Center KK since 2008, and a Representative Director at Triple A KK (Tokyo) since 2012.
Previously, he served as the Chairman at CO2, Inc.
| Société | Date | Nombre d'actions | Valorisation | Date de valorisation |
|---|---|---|---|---|
| 31/03/2026 | 254 000 ( 5,77 % ) | 2 M $ | 30/06/2026 |
| Sociétés | Poste | Début |
|---|---|---|
| CHUOKEIZAI-SHA HOLDINGS, INC. | Président | 01/12/2009 |
Planning Center KK
Planning Center KK Advertising/Marketing ServicesCommercial Services Provides advertising services | Directeur/Membre du Conseil | 01/11/2008 |
Triple A KK (Tokyo) | Directeur/Membre du Conseil | 01/11/2012 |
CKD KK | Directeur/Membre du Conseil | 01/01/2016 |
| Sociétés | Poste | Fin |
|---|---|---|
CO2, Inc.
CO2, Inc. Publishing: Books/MagazinesConsumer Services Edits and publishes magazines, books, and other publications | Président | - |
Actives
Inactives
Sociétés cotées
Entreprise privées
Relations au 1er degré
Entreprises liées au 1er degré
Homme
Femme
Administrateurs
Exécutifs
| Entreprise privées | 5 |
|---|---|
Chuokeizai-Sha Holdings, Inc.
Chuokeizai-Sha Holdings, Inc. Publishing: Books/MagazinesConsumer Services Engages in the publication and sale of specialized books and magazines | Consumer Services |
CKD KK | |
Planning Center KK
Planning Center KK Advertising/Marketing ServicesCommercial Services Provides advertising services | Commercial Services |
CO2, Inc.
CO2, Inc. Publishing: Books/MagazinesConsumer Services Edits and publishes magazines, books, and other publications | Consumer Services |
Triple A KK (Tokyo) |
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