| April | 1922 | Takao Tekko, Ltd. founded in the city of Tanabe in Wakayama prefecture by Seisuke Takao |
| March | 1945 | Automobile parts plant constructed in Kamiji-cho, Higashi-Nari Ward in Osaka; company begins manufacturing automobile parts |
| June | 1952 | Company reincorporated as Takao Kinzoku Kogyo |
| April | 1961 | Mino plant constructed in Mino, Osaka |
| June | 1965 | Osaka plant shut down and operations shifted to Mino plant as part of company reorganization |
| November | 1966 | Shiga plant constructed in Tsuchiyama-cho, Koka-Gun, Shiga Prefecture |
| January | 1967 | Company begins working as supplier for Daido Kogyo Co., Ltd |
| September | 1967 | Company begins working as supplier for Honda Motors Co., Ltd |
| May | 1968 | Work completed at Shiga plant on major new pressing line |
| February | 1969 | Work completed at Shiga plant on major new painting line |
| November | 1970 | Seisuke Takao named chairman of the board of Takao Kinzoku Kogyo, and Hiroyuki Takao assumes vacated post of chief representative and managing director |
| October | 1971 | Mino plant shut down and operations shifted to Shiga plant as part of plan for increased centralization and streamlining of operations |
| November | 1971 | Company headquarters moved from Tanabe in Wakayama Prefecture to Tsuchiyama-cho,Koka-Gun, Shiga Prefecture; |
| March | 1973 | Work completed on construction of welding and assembly line |
| May | 1973 | Work completed on environmental control waste water processing facilities |
| October | 1977 | Work completed on construction of new training center |
| May | 1982 | Work completed on construction of special products plant |
| May | 1983 | Work completed on construction of materials processing plant |
| May | 1984 | KTH Parts Industries joint-venture company incorporated |
| June | 1984 | Company begins selling TAF systems to third-party vendors |
| September | 1984 | Company develops TAF Multi system |
| September | 1985 | KTH Parts Industries begins operation |
| November | 1985 | Work completed on upgrading of special products plant |
| December | 1985 | Work completed on construction of new office building |
| July | 1986 | Tochigi Technical Center opened |
| March | 1987 | Transfer stamping line goes into operation |
| May | 1988 | Jefferson Industries Corporation,Joint Venture, incorporated (Canceled a joint with KTH) |
| January | 1989 | Work completed on construction of prototyping plant |
| June | 1989 | Work completed on upgrading of welding line; work completed on construction of new shipping center |
| September | 1989 | Jefferson Industries Corporation begins operations |
| April | 1991 | Takao C&C begins operations |
| October | 1994 | Takao (Thailand) Co., Ltd established |
| November | 1995 | Takao (Thailand) Co., Ltd begins operations |
| January | 1996 | Work completed on construction of new distribution center |
| May | 1996 | Takao Eastern Co., Ltd established |
| October |
1996 |
Jefferson Elora Corporation established |
| January | 1997 | Stadco Takao Europe Ltd. establishde |
| December | 1997 | Stadco Takao Europe Ltd. begins operations |
| January | 1998 | Jefferson Elora Corporation begins operations |
| February |
1998 |
Takao C&C Tochigi new building completed |
| May | 1998 | Takao Eastern Co., Ltd begins operations |
| March | 1999 | Takao America Corp. begins operations |
| February | 2000 | Stadco Takao Europe Ltd. renamed Takao Europe Manufacturing Ltd. |
| July | 2000 | Jefferson Southern Corporation established |
| November | 2000 | Exteded welding line at the main plant |
| September | 2001 | Jefferson Southern Corporation begins operations |
| November | 2001 | Auto Parts Alliance (China) Ltd. established |
| November | 2002 | New press line completed at the main plant |
| November | 2002 | Auto Parts Alliance (China) Ltd. begins operations |
| November |
2004 |
Expansion of new press factory |
| October |
2005 |
Expansion of machine tool factory |
| April |
2006 |
Auto Parts Alliance (China) 2 Ltd. begins operations |
| April |
2006 |
Wuhan Auto Parts Alliance Co,.Ltd. begins operations |
| July |
2006 |
Takao wales Divisions begins operations |
| October |
2008 |
Global Auto-Parts Alliance India Private Limited begins operations |