Yunsup Lee

Director/Board Member at SEMIFIVE INC.

Net worth: 27 M $ as of 2026-05-30

42 year

Electronic Technology

Technology Services

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%	2025-12-15	526,300 ( 1.55% )	13 M $	2026-05-30
SEMIFIVE INC. 1.55%	2025-12-29	526,300 ( 1.55% )	13 M $	2026-05-30

Yunsup Lee active positions

Companies	Position	Start
SEMIFIVE INC.	Director/Board Member	-
SiFive, Inc. SiFive, Inc. SemiconductorsElectronic Technology Designs semiconductor chips	Founder	2014-12-31

All active positions of Yunsup Lee

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Linked companies

Private companies	2
SiFive, Inc. SiFive, Inc. SemiconductorsElectronic Technology Designs semiconductor chips	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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