ABOUT US
Company Profile
| Company Name | Seo Koatsu Kogyo Co., Ltd. | 
|---|---|
| Establishment | August 1926 | 
| Business Content | 1.Manufacturing of a wide variety of Forged Steel Products and other forged products. 2.Manufacturing of heat exchangers and various types of fin tubes. 3.Shearing and bending press processing of steel plates. | 
| Capital | 100 million yen | 
| Number of Employees | 310 | 
| Major Shareholders | Mitsubishi Heavy Industries, Ltd. Tokyo Sangyo Co., Ltd. Seika Corp. MUFG Bank, Ltd. | 
| Banks | MUFG Bank, Ltd. Sumitomo Mitsui Banking Corp. Mitsubishi UFJ Trust and Banking Corporation | 
History
| August 1926 | Sangoro Seo founded “Seo Koatsu Flange Partnership Corp.” in Taisho-ku, Osaka City, to produce flange joints. | 
|---|---|
| July 1941 | The company was reorganized into “Seo Koatsu Flange Co., Ltd.” | 
| January 1953 | The first Japanese production method of fin tubes for heat exchangers is completed, and the company enters the field of heat exchanger manufacturing. | 
| November 1959 | The company name was changed to “Seo Koatsu Kogyo Co., Ltd.” | 
| December 1962 | Opened the “Tokyo Office” in Tokyo. | 
| May 1964 | Opend “Mikkaichi Works” in Osaka Prefecture. | 
| October 1973 | Opend “Ichikawa Works” in Hyogo Prefecture. | 
| August 1982 | Wind tunnel testing equipment was installed in Mikkaichi Works, establishing a research and development system related to the performance of fin tubes for heat exchangers. | 
| August 1987 | A large-scale CAD system was introduced to “Mikkaichi Works” in order to modernize design processes. | 
| November 1990 | A 1500 tons hydraulic forging press was installed in “Ichikawa Works” in order to expand and reinforce business in the field of forging. | 
| December 1990 | “Mikkaichi Works” achieved Welding Works Evaluation Level II as defined by the Japan Power Engineering and Inspection Corporation. | 
| June 1993 | "Ichikawa Works" was authorized as JIS (Japanese Industrial Standards) certifed factory according to JISB2220. | 
| April 1998 | “Mikkaichi Works” obtained a Safety Quality License from the Chinese Labor Department based on the Safety Quality Licensing System for Imported Boilers and Pressure Vessels. | 
| September 1998 | A large-scale five-side processing machine was installed in “Ichikawa Works” in order to commence three-dimensional processing. | 
| March 2000 | Obtained ISO9001 accreditation in “Ichikawa and Mikkaichi Works”. | 
| July 2001 | A 500 tons hydraulic forging press was installed in “Ichikawa Works”. | 
| September 2003 | Obtained ASME U Stamp accreditation in “Mikkaichi Works”. | 
| July 2004 | “Mikkaichi Works” received product accreditation from the Japan Power Engineering and Inspection Corporation. | 
| September 2006 | Opened “Kaizuka Works” in Kaizuka City, Osaka Prefecture, in order to commence the assembly and manufacture of large-scale heat exchangers. | 
| April 2007 | Obtained ISO14001 accreditation in “Ichikawa works”. | 
| December 2019 | Opened “Wakayama Works” in Wakayama Prefecture, and began press work such as cutting and bending steel plates. | 

