Seok-Jun Yoo

No open positions remaining

Net worth: 111 521 $ as of 2026-07-30

66 year

5 connections

Electronic Technology

Consumer Services

Consumer Non-Durables

Profile

Seok-Jun Yoo worked as Independent Director at HANSAEMK Co., Ltd. from 2017 to 2023.
Previously, worked as Director & Head-Management Support at Advanced Process Systems Corp.
and as President-Executive Board at APS, Inc. Education includes undergraduate and graduate degrees from Seoul National University.

Known holdings in public companies

Company	Date	Number of shares	Valuation	Valuation date
ADVANCED PROCESS SYSTEMS CORP. 0.04%	2026-07-12	5,940 ( 0.04% )	76 078 $	2026-07-30
APS INC. 0.07%	2026-07-30	12,250 ( 0.07% )	35 443 $	2026-07-30

Former positions of Seok-Jun Yoo

Companies	Position	End
HANSAEMK CO.,LTD.	Director/Board Member	2023-03-27
APS INC.	President	-
ADVANCED PROCESS SYSTEMS CORPORATION	Director/Board Member	-

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Linked companies

Private companies	4
Seoul National University Seoul National University Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
APS, Inc. APS, Inc. SemiconductorsElectronic Technology Provides holdings in manufacturing semiconductor equipment, flat panel displays, automation software and satellite telecommunication devices	Electronic Technology
HANSAEMK Co., Ltd. HANSAEMK Co., Ltd. Apparel/FootwearConsumer Non-Durables Engages in the design and sale of fashion apparel	Consumer Non-Durables
Advanced Process Systems Corp. Advanced Process Systems Corp. SemiconductorsElectronic Technology Engages in the research and development of display & semiconductor equipment	Electronic Technology