| 1949 |
August |
Established as Shindengen Electric Manufacturing Co., Ltd. and took over the semiconductor and rectifier departments of Dengen Electric Manufacturing Co., Ltd. |
| 1953 |
July |
Opened the Osaka office in Osaka City (currently Osaka Branch). |
| 1958 |
June |
Shares listed on stock exchange (started selling as Tokyo Stock Exchange OTC securities). |
| 1961 |
October |
Listed as a second-section company on the Tokyo Stock Exchange. |
| 1964 |
April |
Opened the Nagoya office in Nagoya City, Aichi Prefecture (currently Nagoya Branch). |
| 1966 |
April |
Established Coma Electronics Industry Inc. (currently merged with Shindengen Three E Co., Ltd.). |
| 1968 |
March |
Established Yamanashi Electronics Co., Ltd. |
| November |
Moved to first section of Tokyo Stock Exchange. |
| 1969 |
November |
Established Nippon Vendor Net Co., Ltd. |
| 1970 |
April |
Established Azuma Electronics Co., Ltd. |
| July |
Established Akita Shindengen Co., Ltd. |
| 1975 |
February |
Added “electrical work and telecommunication work” to corporate purposes. |
| 1976 |
March |
Established Shindengen Menpatsu Co., Ltd. (previously Shindengen Device Commerce Co., Ltd., merged with Shindengen Electric Manufacturing Co., Ltd.). |
| November |
Established Shindengen Shoji Co., Ltd. (merged with Shindengen Electric Manufacturing Co., Ltd.). |
| 1978 |
November |
Established Yamagata Shindengen Co., Ltd. (currently merged with Shindengen Three E Co., Ltd.). |
| 1981 |
July |
Established Higashine Shindengen Co., Ltd. |
| 1985 |
July |
Established Okabe Shindengen Co., Ltd. |
| 1986 |
November |
Established Taiwan representative office in Taipei City, Taiwan Province, ROC. |
| 1987 |
February |
Established Shindengen America Inc. in California, USA. |
| 1988 |
January |
Established Shindengen Seiki Co., Ltd. (merged with Shindengen Electric Manufacturing Co., Ltd.). |
| Established Shindengen (THAILAND)Co., Ltd in Bangkok City, Thailand. |
| 1989 |
January |
Made Sanko Denki Co., Ltd. an affiliated company by increasing its capital (currently Shindengen Three E Co., Ltd.). |
| September |
Acquired Magnaquest Ltd. in London, UK (currently Shindengen UK Ltd.). |
| December |
Established Shindengen Kumamoto Techno Research Co., Ltd. |
| Established Shindengen Maintenance Co., Ltd. (merged with Shindengen Electric Manufacturing Co., Ltd.). |
| Established Shindengen Enterprise Co., Ltd. |
| 1990 |
March |
Established Shindengen Keisoku Inc. (merged with Shindengen Electric Manufacturing Co., Ltd.). |
| June |
Established Shindengen Singapore Pte Ltd. in Singapore. |
| 1991 |
March |
Established Lumphun Shindengen Co., Ltd. in Chiang Mai, Thailand. |
| 1992 |
July |
Established the Seoul office in Seoul, Korea. |
| 1993 |
March |
Established Shindengen Logistic Co., Ltd. (currently merged with Higashine Shindengen Co., Ltd.). |
| 1994 |
April |
Established Guangzhou Shindengen Electronic Co., Ltd. in Guangzhou City, PRC. |
| May |
Established Shanghai Shindengen Communication Equipment Co., Ltd. in Shanghai City, PRC. |
| October |
Established Shindengen (H.K.) Co., Ltd. in Hong Kong, British Dependent Territory (currently PRC). |
| 1995 |
March |
Established Shindengen Philippines Corp. in the Province of Laguna, Philippines. |
| 2001 |
April |
Invested in Napino Auto & Electronics Ltd. in Haryana, India, and made it an affiliated company. |
| November |
Established PT. Shindengen Indonesia in West Java, Indonesia. |
| 2002 |
February |
Established Shindengen Mechatronics Co., Ltd. |
| 2006 |
February |
Established Shindengen Sensor Device Co., Ltd. |
| 2007 |
April |
Nippon Vendor Net Co., Ltd (affiliated company) acquired 100% of the shares of Chuo Keibi Hosho Co., Ltd. |
| December |
Opened the Bangkok office in Bangkok City, Thailand. |
| 2009 |
May |
Established Shindengen (SHANGHAI) Electric Co., Ltd. in Shanghai City, PRC. |
| 2010 |
September |
Established Shindengen Vietnam Co., Ltd in Hung Yen Province, Vietnam. |
| 2012 |
August |
Established Shindengen India Private? Ltd. in Karnataka, India. |
| 2014 |
August |
Established Shindengen Lao Co., Ltd. in Champasak Province, Laos. |
| 2019 |
November |
Acquired all the shares of Hermes Systems Inc. |
| 2021 |
April |
Established Asaka Office in Asaka City, Saitama, Japan. |
