![Keiichi Shibahara](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>)
Net worth: 127 M $ as of 2026-06-29
Keiichi Shibahara founded Amvis Holdings, Inc. and Amvis Corp. Currently, Dr. Shibahara holds the position of Chief Executive Officer & Representative Director at Amvis Holdings, Inc. He is also on the board of Amvis Corp. and Ashita Noiryo KK.
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
AMVIS HOLDINGS.INC. 61.21% | 2026-03-30 | 60,182,300 ( 61.21% ) | 123 M $ | 2026-06-29 |
CUC, Inc.
 CUC, Inc. Miscellaneous Commercial ServicesCommercial Services Provides medical institution management support, in-home nursing and hospice services 2.34% | 2025-03-30 | 701,900 ( 2.34% ) | 3 M $ | 2026-06-29 |
| Companies | Position | Start |
|---|---|---|
| AMVIS HOLDINGS, INC. | Founder | 2016-10-02 |
Ashita Noiryo KK | Director/Board Member | 2020-02-29 |
Amvis Corp.
 Amvis Corp. Medical/Nursing ServicesHealth Services Operates medical and nursing care center | Director/Board Member | - |
Active
Inactive
Listed companies
Private companies
| Private companies | 3 |
|---|---|
Amvis Corp.
Amvis Corp. Medical/Nursing ServicesHealth Services Operates medical and nursing care center | Health Services |
Amvis Holdings, Inc.
 Amvis Holdings, Inc. Medical/Nursing ServicesHealth Services Provides medical and nursing care services | Health Services |
Ashita Noiryo KK |
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