![Eiji Sato](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>)
Eiji Sato
Chief Executive Officer at
TAIYO Pharma Tech Co., Ltd.
Net worth: 8 M $ as of 2026-08-30
Profile
Eiji Sato is the founder of Sato Eiji Konin Kaikeshi Jimusho, founded in 1995.
Current jobs include President & Chief Executive Officer at TAIYO Pharma Tech Co., Ltd. since 2019; Chairman at Taiyo Pharma Co., Ltd. since 2017; Director at Flagship, Inc. since 2010; Director at Onstatic Technology Co., Ltd. since 2012; Director at Taiyo Ink Manufacturing Co., Ltd. since 2018; Director at Taiyo Ink (Suzhou) Co., Ltd. since 2012; and Director at Taiyo Ink International (Singapore) Pte Ltd. since 2010.
Former jobs include President, Group CEO & Representative Director at Taiyo Holdings Co., Ltd. from 2011 to 2025; President & Representative Director at ES NETWORKS Co., Ltd. from 2010 to 2011; Director at es Networks Co., Ltd. (New); Director at Taiyo Ink International (HK) Ltd.; Director at Taiyo Ink (Korea) Co., Ltd.; Director at Flagship Vietnam Co., Ltd.; President & Representative Director at Taiyo Green Energy Co., Ltd. from 2014 to 2026; and Supervisor at Taiwan Taiyo Ink Co., Ltd. from 2001 to 2010.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
ES NETWORKS CO., LTD. 33.08% | 2025-12-30 | 1,047,300 ( 33.08% ) | 8 M $ | 2026-08-30 |
Eiji Sato active positions
| Companies | Position | Start |
|---|---|---|
Flagship, Inc.
 Flagship, Inc. Investment ManagersFinance Flagship is an active, growth-oriented investment manager following a hands-on investment approach. The firm invests in unlisted companies throughout the growth cycle, focusing on venture companies and turnaround situations. They aim to foster the growth of their investee companies through a mutually beneficial relationship and the provision of a range of business support services. Their exit strategies include IPOs and M&As. | Director/Board Member | 2010-07-27 |
Taiyo Ink International (Singapore) Pte Ltd.
 Taiyo Ink International (Singapore) Pte Ltd. Electronics DistributorsDistribution Services Sells printed wiring boards | Director/Board Member | 2010-06-30 |
Taiyo Ink (Suzhou) Co., Ltd.
 Taiyo Ink (Suzhou) Co., Ltd. Chemicals: Major DiversifiedProcess Industries Manufactures and distributes chemical products | Director/Board Member | 2012-03-31 |
Onstatic Technology Co., Ltd.
 Onstatic Technology Co., Ltd. Chemicals: SpecialtyProcess Industries Manufactures and distributes solder resist ink used in the printed circuit board production | Director/Board Member | 2012-11-30 |
Taiyo Ink Manufacturing Co., Ltd.
 Taiyo Ink Manufacturing Co., Ltd. Chemicals: Major DiversifiedProcess Industries Manufactures chemical products used in the manufacture of electronic components | Director/Board Member | 2010-09-30 |
Taiyo Pharma Co., Ltd.
 Taiyo Pharma Co., Ltd. Pharmaceuticals: MajorHealth Technology Develops, manufactures, sells ethical drugs and quasi-drugs | Chairman | 2017-07-31 |
TAIYO Pharma Tech Co., Ltd.
 TAIYO Pharma Tech Co., Ltd. Pharmaceuticals: MajorHealth Technology Manufactures and wholesales pharmaceutical products | Chief Executive Officer | - |
Former positions of Eiji Sato
| Companies | Position | End |
|---|---|---|
Taiyo Green Energy Co., Ltd.
 Taiyo Green Energy Co., Ltd. Electric UtilitiesUtilities Generates and distributes solar electric power | President | 2026-04-30 |
Taiyo Ink International (HK) Ltd. | Director/Board Member | - |
| ░░░░░░░░ ░░░░░░░ ░░░░ ░░░░ | ░░░░░░░░░░░░░░ ░░░░░░ | - |
| ░░░░░ ░░░ ░░░░░░░ ░░░░ ░░░░ | ░░░░░░░░░░░░░░ ░░░░░░ | - |
| ░░ ░░░░░░░░ ░░░░ ░░░░ ░░░░░ | ░░░░░░░░░░░░░░ ░░░░░░ | - |
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
26
1st degree connections
16
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 16 |
|---|---|
Taiyo Holdings Co., Ltd.
 Taiyo Holdings Co., Ltd. Electrical ProductsProducer Manufacturing Manufactures and sells chemicals for electronic components | Producer Manufacturing |
ES NETWORKS Co., Ltd.
 ES NETWORKS Co., Ltd. Investment ManagersFinance Provides financial consulting and investment services | Finance |
Flagship, Inc.
Flagship, Inc. Investment ManagersFinance Flagship is an active, growth-oriented investment manager following a hands-on investment approach. The firm invests in unlisted companies throughout the growth cycle, focusing on venture companies and turnaround situations. They aim to foster the growth of their investee companies through a mutually beneficial relationship and the provision of a range of business support services. Their exit strategies include IPOs and M&As. | Finance |
Onstatic Technology Co., Ltd.
Onstatic Technology Co., Ltd. Chemicals: SpecialtyProcess Industries Manufactures and distributes solder resist ink used in the printed circuit board production | Process Industries |
es Networks Co., Ltd. (New)
 es Networks Co., Ltd. (New) Investment ManagersFinance Provides financial advisory services | Finance |
Taiyo Ink Manufacturing Co., Ltd.
Taiyo Ink Manufacturing Co., Ltd. Chemicals: Major DiversifiedProcess Industries Manufactures chemical products used in the manufacture of electronic components | Process Industries |
Taiyo Ink (Suzhou) Co., Ltd.
Taiyo Ink (Suzhou) Co., Ltd. Chemicals: Major DiversifiedProcess Industries Manufactures and distributes chemical products | Process Industries |
Taiyo Ink International (HK) Ltd. | |
Taiwan Taiyo Ink Co., Ltd. | |
Taiyo Ink (Korea) Co., Ltd.
 Taiyo Ink (Korea) Co., Ltd. Electronic Production EquipmentElectronic Technology Manufactures and sells industry resist ink, plasma display and LCD page and ink related products | Electronic Technology |
Taiyo Ink International (Singapore) Pte Ltd.
Taiyo Ink International (Singapore) Pte Ltd. Electronics DistributorsDistribution Services Sells printed wiring boards | Distribution Services |
Sato Eiji Konin Kaikeshi Jimusho | |
Flagship Vietnam Co., Ltd.
 Flagship Vietnam Co., Ltd. Information Technology ServicesTechnology Services Provides information technology services | Technology Services |
Taiyo Green Energy Co., Ltd.
Taiyo Green Energy Co., Ltd. Electric UtilitiesUtilities Generates and distributes solar electric power | Utilities |
Taiyo Pharma Co., Ltd.
Taiyo Pharma Co., Ltd. Pharmaceuticals: MajorHealth Technology Develops, manufactures, sells ethical drugs and quasi-drugs | Health Technology |
TAIYO Pharma Tech Co., Ltd.
TAIYO Pharma Tech Co., Ltd. Pharmaceuticals: MajorHealth Technology Manufactures and wholesales pharmaceutical products | Health Technology |
- Stock Market
- Insiders
- Eiji Sato
