Company Profile
| Company name | Mitomo Semicon Engineering Co., Ltd. |
| Established | 1976 (Showa 51) |
| Headquarter's address | 5842 Sakatemachi, Joso City, Ibaraki Prefecture 303-0042 |
| Capital | 100,000,000 Japanese Yen |
| Board member | President and Representative Director (full-time): Toshio Kuzushima |
| Director (part-time): Toru Shoji | |
| Director (part-time): Yukihiro Otsu | |
| Bank | Mizuho Bank, Sumitomo Mitsui Banking Corporation |
| Number of Employees | 37 members (as of March 2023) |
| Business content | Design, manufacture and sale of surface treatment equipment |
Company History
| 1976 | Established Mitomo Design |
| 1979 | Renamed to Mitomo Engineering Co., Ltd. |
| 1986 | Factory relocation to Hirao, Inagi City, Tokyo |
| 1990 | Started designing and manufacturing lead frame plating equipment |
| 1994 | Started designing and manufacturing connector plating equipment |
| 2000 | N.E. CHEMCAT Corporation acquired 75% of the shares |
| 2002 | Factory relocation to Bando City, Ibaraki Prefecture |
| N.E. CHEMCAT Corporation acquired 100% of the shares | |
| 2005 | N.E. CHEMCAT Corporation acquired 100% of the shares of Semicon Science Co., Ltd. |
| 2007 | Merged with Semicon Science Co., Ltd. Renamed to Mitomo Semicon Engineering Co., Ltd. Expanded equipment manufacturing of semiconductor wafers |
| 2011 | Due to the sale of the surface treatment chemicals business by N.E. CHEMCAT Corporation METALOR Technologies Japan Co., Ltd., a subsidiary of METALOR Technologies International SA, acquired 100% of the shares |
| 2016 | Tanaka Kikinzoku Kogyo K.K., a subsidiary of TANAKA Holdings Co., Ltd., acquired 100% of the shares of METALOR Technologies International SA |
| 2019 | Tanaka Kikinzoku Kogyo K.K., a subsidiary of TANAKA Holdings Co., Ltd., acquired 100% of the shares of METALOR Technologies Japan Co., Ltd. from METALOR Technologies International SA |
| Inheriting the equipment business from Electroplating Engineers Of Japan Ltd. (Current EEJA Ltd.) | |
| 2021 | Notice of relocation of head office factory |
| Electroplating Engineers Of Japan Ltd. acquired 100% of the shares of Mitomo Semicon Engineering Co., Ltd. from METALOR Technologies Japan Co., Ltd. |