![Keiichiro 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>)
Profile
Keiichiro Koyama worked as a Director at Isolite Insulating Products Co., Ltd. from 2016 to 2018.
He also worked as an Auditor at Shinagawa Refractories Co., Ltd.
Former positions of Keiichiro Koyama
| Companies | Position | End |
|---|---|---|
| ISOLITE INSULATING | Director/Board Member | 2018-05-31 |
| SHINAGAWA REFRA CO., LTD. | Comptroller/Controller/Auditor | - |
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
2
1st degree connections
2
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 2 |
|---|---|
Shinagawa Refractories Co., Ltd.
 Shinagawa Refractories Co., Ltd. Construction MaterialsNon-Energy Minerals Manufactures and sells refractories, insulation materials & fine ceramics and provides furnace construction services | Non-Energy Minerals |
Isolite Insulating Products Co., Ltd.
 Isolite Insulating Products Co., Ltd. Construction MaterialsNon-Energy Minerals Manufactures and sells fireproof insulation materials | Non-Energy Minerals |
- Stock Market
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- Keiichiro Koyama
