This is a Work In progress, please let me know if you know of more accurate dates and events!
1973
April 2, John Z. DeLorean resigns from General Motors
1974
The John Z. DeLorean Corporation was established
1975
October 24, the DeLorean Motor Company (DMC) is founded
1976
October, The first Prototype DeLorean is built
1978
October, Work begins on the DeLorean factory
1979
September, the Factory is complete
1981
January 21, the first production car rolls off the line
1982
September, The DeLorean factory is closed
1983
The last of the cars were completed and auctioned off to help cover the debts owed by DMC