The following individuals were employed or trained by this architectural practice (click on an item to view details):
Employees or Pupils2
| Name | Position | Date From | Date To | Notes |
| Francis O'Hara | Assistant | | In year 1939 | |
| James Smith Richardson | Partner | In year 1920 | In year 1942 | |
| John Ross McKay | Partner | In year 1920 | In year 1942 | |
| Donald MacDonald Mackie | Assistant | 1922/05 | 1924/05 | |
| Donald MacDonald Mackie | Architect | 1924/12 | 1926/02 | Unclear whether MacKie simply shared the Richardson & McKay office or was taken into partnership |
| James Watson Ritchie | Assistant | After 1925 | In year 1926 | |
| Robert McNab (or Robert Macnab) | Assistant | In year 1926 | In year 1928 | |
| James Dickson Young | Assistant | 1928/02 | 1931/04 | |
| Ernest John Weir | Junior Assistant | 1931/03/28 | Early 1932s | |
| Ernest John Weir | Chief Assistant | Early 1932s | After 1936 | |
| Francis O'Hara | Assistant | In year 1934 | In year 1935 | |
| Adam Bryce Kerr | Assistant | 1934/10 | After 1936 | |
| Francis O'Hara | Second Assistant | In year 1937 | In year 1938 | |
| James Murray | Assistant | 1937/07 | 1938/09 | |