![Toshimasa Itaya](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>)
Toshimasa Itaya
Founder at
PROPERTY DATA BANK, INC.
Net worth: 6 M $ as of 2026-06-29
Profile
Toshimasa Itaya is the founder of Property Data Bank, Inc. since 2000, holding the title of Chairman.
Current job includes Outside Director at TANSEISHA Co., Ltd. Former job includes Independent Outside Director at RENOWN INC.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 2026-03-30 | 1,112,134 ( 9.37% ) | 6 M $ | 2026-06-29 |
Toshimasa Itaya active positions
| Companies | Position | Start |
|---|---|---|
| PROPERTY DATA BANK, INC. | Founder | 2000-10-01 |
| TANSEISHA CO., LTD. | Director/Board Member | - |
Former positions of Toshimasa Itaya
| Companies | Position | End |
|---|---|---|
| RENOWN INCORPORATED | Director/Board Member | - |
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
35
1st degree connections
3
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 3 |
|---|---|
TANSEISHA Co., Ltd.
 TANSEISHA Co., Ltd. Engineering & ConstructionIndustrial Services Designs, produces, constructs and operates commercial, public, hospitality, cultural and event spaces | Industrial Services |
RENOWN INC.
 RENOWN INC. TextilesProcess Industries Manufactures and distributes apparel products | Process Industries |
Property Data Bank, Inc.
 Property Data Bank, Inc. Packaged SoftwareTechnology Services Develops software for real estate management | Technology Services |
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- Toshimasa Itaya
