Biography Atsushi Horiba

External Director Independent Officer
Atsushi Horiba
Date of birth:
February 5, 1948; 78 years old
Number of common shares held
in the Company: 75,000 shares
(As of June 23, 2026)

(As of June 23, 2026)

Sept. 1972	Joined HORIBA, Ltd.
June 1982	Director, HORIBA, Ltd.
Jan. 1992	Representative Director & President, HORIBA, Ltd.
June 1995	Representative Director & President, STEC Co., Ltd. (currently HORIBA STEC, Co., Ltd.)
June 2005	Chairman, Representative Director & President, HORIBA, Ltd.
Apr. 2016	Chairman & Representative Director, HORIBA STEC, Co., Ltd.
Jan. 2018	Chairman, Representative Director & Group CEO, HORIBA, Ltd. (to present)
June 2018	External Director, the Company (to present)
June 2021	Outside Director, Sumitomo Electric Industries, Ltd. (to present)
Jan. 2025	Chairman, the Kyoto Chamber of Commerce and Industry (to present)
Concurrent position in other listed companies Chairman, Representative Director & Group CEO, HORIBA, Ltd. Outside Director, Sumitomo Electric Industries, Ltd.

Atsushi Horiba has served as Representative Director of HORIBA, Ltd. for 34 years since 1992 and has extensive management experience in leading the global growth of the HORIBA Group.