| November |
1938 |
Saga Tekkohsho established in Saga city, Saga Prefecture |
| March |
1948 |
Designated as model plant from Saga Prefecture |
| April |
1951 |
Approved to JIS indication |
| November |
1953 |
Received Industry Technical Award as the model plant and excellent quality control |
| November |
1961 |
Established Fujisawa Plant |
| October |
1969 |
Established Omachi Plant |
| February |
1978 |
Headquarters in Fujisawa Kanagawa |
 |
| March |
1989 |
Received Ford Q1 (Preferred Quality Status) from Ford at Fujisawa Plant |
| April |
1989 |
Established DEXTER FASTENER TECHNOLOGIES Inc. (DEXTECH） in Michigan, USA |
| December |
1993 |
Received Ford Q1 (Preferred Quality Status) from Ford at DEXTECH |
| March |
1996 |
Established Shanghai Teqiang Fastener Technology Co., Ltd. in Shanghai, China |
| November |
1997 |
Established MS TECH in Thailand |
| February |
2000 |
Capital increased to three hundred ten million yen |
| December |
2000 |
ISO14001 Certified at Saga Plant and Omachi Plant |
| March |
2001 |
Formed a business partnership with Piolax |
| March |
2002 |
ISO14001 Certified at Fujisawa Plant |
| July |
2002 |
MS Tech renamed Saga Fastener Thailand CO.,LTD. |
| March |
2003 |
ISO9001 Certified at Fujisawa Plant |
| April |
2003 |
Relocated the Saga Fastener Thailand in Thai Chonburi |
| June |
2003 |
ISO9001 Certified at Saga Plant and Omachi Plant |
| April |
2004 |
Relocated Fujisawa Plant |
| June |
2009 |
Established Taku Plant |
| May |
2012 |
Established SAGA TEKKOHSHO Mexicana, S.A. de C.V. in Guanajuat, Mexico. |
| April |
2015 |
Established Technical Center in Fujisawa city, Kanagawa Prefecture |
| April |
2016 |
Relocated Headquarters in Fujisawa, Kanagawa Prefecture |
| March |
2018 |
IATF16949 Certified at Domestic Plants |
| May |
2018 |
Established Saga Sales Office |
| January |
2019 |
Launched a 'DEXTECH' brand,and renewed a company logo. |
| April |
2020 |
Shonan sales office was merged into Fujisawa sales office. |
| April |
2021 |
Shizuoka sales office was merged into Nagoya sales office.(Shizuoka sales office is operated as Fukuroi distribution center.) |
| January |
2022 |
SAGA FASTENER（THAILAND）CO.,LTD. renamed DEXTECH（THAILAND） CO.,LTD. |
| August |
2024 |
Nagoya sales office relocated and renamed Tokai sales office. (Fukuroi distribution center was merged into Tokai sales office.) |
