Hiroyuki Asai

Chairman at COMSYS HOLDINGS CORPORATION

68 year

Non-Energy Minerals

Industrial Services

Profile

Hiroyuki Asai is Chairman at COMSYS Holdings Corp.
since 2026.
Formerly, Mr. Asai was Director & Head-Investor Relations at Sumitomo Metal Mining Co. Ltd. from 2018 to 2019.

Hiroyuki Asai active positions

Companies	Position	Start
COMSYS HOLDINGS CORPORATION	Chairman	2026-06-25

All active positions of Hiroyuki Asai

Former positions of Hiroyuki Asai

Companies	Position	End
SUMITOMO METAL MINING CO., LTD.	Director/Board Member	-

See the detail of Hiroyuki Asai's experience

Experiences
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Linked companies

Private companies	2
Sumitomo Metal Mining Co. Ltd. Sumitomo Metal Mining Co. Ltd. Other Metals/MineralsNon-Energy Minerals Explores, mines and refines and markets nonferrous metals and processes metals such as gold, silver, copper, nickel, lead and zinc	Non-Energy Minerals
COMSYS Holdings Corp. COMSYS Holdings Corp. Engineering & ConstructionIndustrial Services Provides construction and engineering services	Industrial Services