![Yunsup Lee](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>)
Yunsup Lee
Director/Board Member at
SEMIFIVE INC.
Net worth: 12 M $ as of 31/08/2026
Profile
Yun-Sup Lee is the founder of SiFive, Inc., founded in 2015, and holds the title of Chief Technology Officer.
Dr. Lee currently holds the position of Non-Executive Director at SemiFive, Inc.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
SEMIFIVE INC. 1.55% | 16/12/2025 | 526,300 ( 1.55% ) | 6 M $ | 31/08/2026 |
SEMIFIVE INC. 1.55% | 30/12/2025 | 526,300 ( 1.55% ) | 6 M $ | 31/08/2026 |
Yunsup Lee active positions
| Companies | Position | Start |
|---|---|---|
| SEMIFIVE INC. | Director/Board Member | - |
SiFive, Inc.
 SiFive, Inc. SemiconductorsElectronic Technology Engages in developing and operating semiconductor intellectual property (IP) cores and processor technologies | Founder | 01/01/2015 |
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
48
1st degree connections
2
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 2 |
|---|---|
SiFive, Inc.
SiFive, Inc. SemiconductorsElectronic Technology Engages in developing and operating semiconductor intellectual property (IP) cores and processor technologies | Electronic Technology |
SemiFive Co. Ltd.
 SemiFive Co. Ltd. Packaged SoftwareTechnology Services Operates as a platform based SoC design company that helps customers turn custom silicon ideas into production chips, domain specific architectures and pre-validated IP | Technology Services |
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