| 1833 | Born Catwick, Yorkshire |
| 1841 | English Census, Catwick, age 8 |
| 1851 | English Census, Catwick, age 18 |
| c1854 | Marriage to Nancy Cleaver, no record found |
| 1854 | Acquired Property with James Cleaver (father of Nancy) near Caro Michigan |
| 1856 | First Daughter Mary, born Halton, likely Lowville |
| 1861 | James Cleaver and family living in Nelson; David and Nancy taken over Lowville Mill? |
| 1867 | David purchases Holmedale Mills, listed address on Colborne Street, likely the warehouse. Holmedale was producing 1,000 barrels of flour per week. |
| 1868 | Kerby Mill c1898  |
| 1869 | Town Councillor Brantford through to 1871 |
| c1871 | Builds house at 104 Brant Avenue, listed as partner with Isaac Warcup, warehouse on Colborne |
| 1871 | Census, living in Brantford with wife, nine children and mother Anne and servant, Fanny Johnston |
| 1881 | Census, living in Brantford with wife and twelve children |
| 1881 | office at Market and Park in Hamilton (now Copps Coliseum site), partner with George Snider from St Jacobs |
| 1882 | Office at 47 Colborne Street to 1884 |
| 1883 | Financial difficulties after Winnipeg lumber operation (partners Mann and Peer) fails |
| 1885 | Purchases the Salmonville Grist Mills from his brother's estate (Acton Free press, November 19) |
| 1885 1887 | Evidence of several houses in city directory. Office on south side of Colborne near King, home on Brant Avenue near Palace and on Chestnut Avenue, both east and west side of Newton near Chestnut (Newton is now 1 block of Chestnut near Palmerston), east side of Brant near Henrietta and possibly south side of Darling. |
| 1886 | At 140 York in London, partner with William. (This item might be David S Plewes?) |
| 1888 | Alderman, City of Brantford |
| 1889 | Open letter to western Ontario farmers: Sow less barley, American purchases are down; sow more early spring wheat avoiding the hard varieties. |
| 1890 | Dominion Millers Association, Room 17, Imperial Bank Building, Toronto |
| 1891 | Census, living in Brantford with wife and six children |
| 1891 | Traveller to England with wife Nancy and daughter Sarah |
| 1892 | Dominion Millers Association, 513 Board of Trade Building, Toronto |
| 1894 | Many Plewe's living at 9 Napoleon (now Dufferin between Lorne Crescent) in Brantford |
| 1895 | Travel to England with sister Annie and daughter Mary |
| 1897 | Wife Nancy passes away in Toronto |
| 1900 | Home listed as 101 Hazelton Avenue, Toronto |
| 1901 | Living in Toronto, 193 Parkside Drive, with daughter Mary, Sarah and son David. |
| 1905 | Lives with daughter at 41 Lorne Crescent, for dying weeks |
| 1905 | August, Interment Mount Pleasant Cemetery, Toronto |