![Isao Tsukamoto](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>)
Isao Tsukamoto
Chairman at
KYOEI SANGYO CO.,LTD.
Net worth: 181 M $ as of 2026-09-29
Profile
Mr. Isao Tsukamoto is an Independent Outside Director at SAAF Holdings Co., Ltd., a Chairman & Chief Executive Officer at Kaga Electronics Co., Ltd. and a Chairman at Kyoei Sangyo Co., Ltd. He is on the Board of Directors at SAAF Holdings Co., Ltd. Mr. Tsukamoto was previously employed as a Chairman by KAGA FEI Co., Ltd. He also served on the board at ADM, Inc.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 2025-09-29 | 5,131,000 ( 9.78% ) | 181 M $ | 2026-09-29 |
Isao Tsukamoto active positions
| Companies | Position | Start |
|---|---|---|
| KAGA ELECTRONICS CO.,LTD. | Director/Board Member | 2026-10-31 |
| SAAF HOLDINGS CO.,LTD. | Director/Board Member | 2021-05-31 |
| KYOEI SANGYO CO.,LTD. | Chairman | - |
Former positions of Isao Tsukamoto
| Companies | Position | End |
|---|---|---|
ADM, Inc.
 ADM, Inc. Electronics DistributorsDistribution Services Distributes electronics | Chairman | 2012-10-30 |
KAGA FEI Co., Ltd.
 KAGA FEI Co., Ltd. Electronic Production EquipmentElectronic Technology Manufactures and distributes electronic device products | Chairman | - |
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
40
1st degree connections
5
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 5 |
|---|---|
Kaga Electronics Co., Ltd.
 Kaga Electronics Co., Ltd. SemiconductorsElectronic Technology Manufactures and distributes semiconductors & electronic components and sells computer equipment & peripherals | Electronic Technology |
KAGA FEI Co., Ltd.
KAGA FEI Co., Ltd. Electronic Production EquipmentElectronic Technology Manufactures and distributes electronic device products | Electronic Technology |
Kyoei Sangyo Co., Ltd.
 Kyoei Sangyo Co., Ltd. Electronics DistributorsDistribution Services Produces and distributes printed circuit boards; develops computer software | Distribution Services |
ADM, Inc.
ADM, Inc. Electronics DistributorsDistribution Services Distributes electronics | Distribution Services |
ITbook Holdings Co., Ltd.
 ITbook Holdings Co., Ltd. Miscellaneous Commercial ServicesCommercial Services Engages in the business management of its group companies that deal with consulting, system development, temporary staffing, ground survey improvement, warranty inspection, and information and communications technology (ICT) businesses | Commercial Services |
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