![Yasushi Koyama](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>)
Yasushi Koyama
Comptroller/Controller/Auditor at
PS CONSTRUCTION CO., LTD.
Net worth: 839 641 $ as of 31/08/2026
Profile
Yasushi Koyama has worked at PS Construction Co., Ltd. since 2007.
Since 2022, the role has been Auditor at PS Construction Co., Ltd. The current job is Auditor at PS Construction Co., Ltd.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 19/06/2026 | 58,400 ( 0.12% ) | 839 641 $ | 31/08/2026 |
Yasushi Koyama active positions
| Companies | Position | Start |
|---|---|---|
| PS CONSTRUCTION CO., LTD. | Comptroller/Controller/Auditor | 01/06/2022 |
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
37
1st degree connections
1
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 1 |
|---|---|
PS Construction Co., Ltd.
 PS Construction Co., Ltd. Engineering & ConstructionIndustrial Services Provides civil engineering and building construction services | Industrial Services |
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- Yasushi Koyama
