![Yoshio Kosuge](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>)
Profile
Yoshio Kosuge started a role as Director at EF-ON, Inc. in 2025 and continues in this position.
Yoshio Kosuge active positions
| Companies | Position | Start |
|---|---|---|
| EF-ON INC. | Director/Board Member | 2025-08-31 |
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
9
1st degree connections
1
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 1 |
|---|---|
EF-ON, Inc.
 EF-ON, Inc. Alternative Power GenerationUtilities Engages in the provision of energy conservation support services, develops and constructs new energy power plants | Utilities |
- Stock Market
- Insiders
- Yoshio Kosuge
