| months and years | matter | 
|---|---|
| May 1963 | Yacmo Kogyo Co., Ltd. established with capital of 1 million yen | 
| Company is located at 3-6-7 Osaki, Shinagawa-ku, Tokyo | |
| June 1965 | Increased capital to 3 million yen | 
| October 1968 | Company address moved to 5-10-18 Higashi-Gotanda, Shinagawa-ku, Tokyo (Iwata Building) | 
| May 1969 | Company name changed to Yacmo Industries Co. | 
| October 1969 | Increased capital to 6 million yen | 
| April 1970 | Osaka Branch Office opened | 
| June 1974 | Increased capital to 12 million yen | 
| November 1974 | Obtained a construction license (Governor of Tokyo: Han 49-19072) and renewed it to the present. | 
| December 1975 | Increased capital to 38 million yen | 
| April 1976 | Received a certificate of commendation from the Shinagawa Tax Office as an excellent tax filing corporation. | 
| Establishment of DB Co. | |
| August 1978 | Obtained registration as a measurement certification business (Governor of Tokyo No. 705) | 
| April 1990 | Increased capital to 49.4 million yen | 
| April 1991 | Company name changed to Yacmo Co. | 
| April 1991 | Nasu Plant completed and in operation | 
| January 1996 | Nagoya Sales Office established | 
| July 1996 | Company address at 5-10-25 Higashi-Gotanda, Shinagawa-ku, Tokyo | 
| November 1996 | Received a letter of courtesy from the Shinagawa Tax Office as a five-time excellent declaration corporation. | 
| January 1997 | Fukuoka Sales Office opened | 
| April 1997 | Increased capital to 60 million yen | 
| March 1998 | First-class registered architectural office registered with the Governor of Tokyo | 
| September 1998 | Registered with the Governor of Tokyo for building construction, carpentry, roofing, tile, brick, and block work, steel structure, and interior finishing. | 
| December 1999 | Acquired ISO 14001 (environment) | 
| April 2002 | Established local subsidiary in Taiwan | 
| August 2004 | Company address moved to 5-4-18 Osaki, Shinagawa-ku, Tokyo | 
| December 2011 | Moved Osaka Sales Office to 1-9-11 Edobori, Nishi-ku, Osaka | 
| July 2020 | Tokyo Showroom opened. | 
| January 2022 | Yacmo Holdings Co. | 
| April 2024 | Nagoya Showroom opened. | 
History
history
