- July 1, 1981
- Fukuden Kogyo Co., Ltd. was established with the investment of Marubeni Corporation (investment ratio 80%) and Sanko Seiko Co., Ltd. (investment ratio 20%) as the successor of former ferrosilicon producer Fukuden Kogyo Co., Ltd.
- April 1, 1987
- When Marubeni Corporation increased its investment ratio to 100%, the company changed its name to MARUBEN TETSUGEN CO., LTD.
- April 1, 1989
- Establishment of Osaka Branch
- April 1, 1995
- Establishment of Sendai Branch
- April 1, 2001
- Establishment of Kyushu Branch
- April 1, 2005
- Establishment of Chubu Branch
- April 1, 2017
- Sendai Branch was renamed Tohoku Branch
- April 1, 2018
- Osaka Branch was renamed West Japan Branch
