| 1972 | July | Founded as Matsuyama Packing (sole proprietorship) |
|---|---|---|
| 1974 | March | Incorporated as SHINNIPPON SHOKAI Inc. (now SHINNIPPON ENGINEERING Inc.) Began business with a major home appliance manufacturer, handling in-plant operations and packaging of electrical equipment |
| 1984 | July | Constructed a circuit board assembly plant in Asahigaoka, Hino City |
| 1986 | October | Obtained a license for specific worker dispatch services, entering the staffing business |
| 2006 | November | Established the Contract Development Division, Storage Group, within SHINNIPPON EXPRESS Corporation Ome Branch Commenced reliability evaluation services |
| 2007 | May | 'Renamed SHINNIPPON SHOKAI Inc. to SHINNIPPON ENGINEERING Inc. |
| 2009 | March | Received capital investment from Tokyo Small and Medium Business Investment & Consultation CO., LTD. （SBIC East Japan） |
| 2010 | April | Opened the Contract Development Group Ome Office |
| 2014 | January | Takakura Office: Acquired JIS Q 9001:2008 (ISO9001:2008) certification |
| 2014 | February | System Research & Development Group: Acquired JIS Q 27001:2006 (ISO/IEC 27001:2005) certification |
| 2014 | July | Opened Sendai Office in Ohgi-machi, Miyagino-ku, Sendai City |
| 2017 | April | System Research & Development Group Ome Office relocated to the Matsuyama Building No.2 |
| 2018 | January | Sendai Office relocated to Nakano, Miyagino-ku, Sendai City |
| 2018 | January | Opened Aoyama Office (Omotesando) as a new base for the System Research & Development Group |
