![Masahide Tominaga](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>)
Masahide Tominaga
President at
&DO HOLDINGS CO.,LTD.
Net worth: 280 840 $ as of 29/06/2026
Profile
Masahide Tominaga currently works at &Do Holdings Co., Ltd., as President & Representative Director from 2024, House Do Jutaku Hanbai KK, as Representative Director from 2020, PM Do Co., Ltd., as Representative Director from 2019, Keiyo Build KK, as Representative Director from 2018, Housedo Japan Co., Ltd., as Representative Director from 2020, and DO Reform Co., Ltd., as Representative Director.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
&DO HOLDINGS CO.LTD. 0.24% | 29/06/2025 | 48,300 ( 0.24% ) | 280 840 $ | 29/06/2026 |
Masahide Tominaga active positions
| Companies | Position | Start |
|---|---|---|
| &DO HOLDINGS CO.,LTD. | President | 31/08/2024 |
Keiyo Build KK
 Keiyo Build KK Real Estate DevelopmentFinance Engages in real estate business and operates as a non-life insurance agency | Director/Board Member | 31/01/2018 |
PM Do Co., Ltd.
 PM Do Co., Ltd. Real Estate DevelopmentFinance Provides property management services | Director/Board Member | 31/08/2019 |
House Do Jutaku Hanbai KK | Director/Board Member | 30/06/2020 |
Housedo Japan Co., Ltd.
 Housedo Japan Co., Ltd. Real Estate DevelopmentFinance Operates as a real estate buying and selling business | Director/Board Member | 30/06/2020 |
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
26
1st degree connections
5
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 5 |
|---|---|
&Do Holdings Co., Ltd.
 &Do Holdings Co., Ltd. Real Estate DevelopmentFinance Engages in the business of real estate agent services | Finance |
House Do Jutaku Hanbai KK | |
PM Do Co., Ltd.
PM Do Co., Ltd. Real Estate DevelopmentFinance Provides property management services | Finance |
Keiyo Build KK
Keiyo Build KK Real Estate DevelopmentFinance Engages in real estate business and operates as a non-life insurance agency | Finance |
Housedo Japan Co., Ltd.
Housedo Japan Co., Ltd. Real Estate DevelopmentFinance Operates as a real estate buying and selling business | Finance |
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