![Kei Yamamoto](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>)
Kei Yamamoto
Presidente presso
CHUOKEIZAI-SHA HOLDINGS, INC.
Patrimonio netto: 2 M $ in data 30/06/2026
Profilo
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.
Partecipazioni note in società pubbliche
| Società | Data | Numero di azioni | Valutazione | Data di valutazione |
|---|---|---|---|---|
| 31/03/2026 | 254.000 ( 5,77% ) | 2 M $ | 30/06/2026 |
Posizioni attive di Kei Yamamoto
| Società | Posizione | Inizio |
|---|---|---|
| CHUOKEIZAI-SHA HOLDINGS, INC. | Presidente | 01/12/2009 |
Planning Center KK
 Planning Center KK Advertising/Marketing ServicesCommercial Services Provides advertising services | Direttore/Membro del Consiglio | 01/11/2008 |
Triple A KK (Tokyo) | Direttore/Membro del Consiglio | 01/11/2012 |
CKD KK | Direttore/Membro del Consiglio | 01/01/2016 |
Precedenti posizioni note di Kei Yamamoto
| Società | Posizione | Fine |
|---|---|---|
CO2, Inc.
 CO2, Inc. Publishing: Books/MagazinesConsumer Services Edits and publishes magazines, books, and other publications | Presidente | - |
Esperienze
Posizioni ricoperte
Attive
Inattive
Società nel listino
Aziende private
Relazioni
6
Relazioni di 1° grado
5
Aziende connesse in 1º grado
Uomo
Donna
Amministratori
Dirigenti
Società collegate
| Aziende private | 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) |
