| Trade Name | NIPPON THERMOENER CO., LTD. | 
| Headquarters | Shirokanedai BLDG., 3-2-10, Shirokanedai, Minato-ku, Tokyo 108-0071 | 
| Established | August, 1961 | 
| Capital | 491,400 thousand yen | 
| Management | Masahiko Izumi, President and Representative Director | 
| History | 
1961Established as Takuma Clayton Service Co., Ltd., specializing in the installation, service and maintenance of Clayton steam generators developed through a technical partnership between Takuma Co., Ltd. (then Takuma Boiler Manufacturing Co., Ltd.) and an American company, Clayton IndustriesStarted operations at Takuma’s Kyoto Factory (present Kyoto Factory)
1975Developed and mass-produced the world’s first vacuum type water heater “Vacotin Heater” at Takuma’s Kyoto Plant1979Renamed to Takuma CS Engineering Co., Ltd.Acquired the complete sales agency rights of Vacotin Heaters from Takuma
1983Renamed to Takuma Machinery & Engineering Co., Ltd. as a sales and service company of general purpose boilers2005Merged with Ebara Boiler Co., Ltd. and renamed to the present nameEngaged in the entire business inluding manufacturing, selling and servicing general-purpose boilers
2007Started operations at Kanto Factory2014Established Nippon Thermoener(Thailand) Co., Ltd. in Thailand | 
| Number of Employees | 430 (As of April 1, 2024) |