3rd mate, 2nd mate
| Name | Tanker | Period | Details |
|---|---|---|---|
| Timothy F. Porter | Mysella | 1972 to 1973 | |
| Jonathan Takaria | Entalina | 1993 to 1994 | |
| Brian Hill | San Casto | 1957 to 1958 | |
| John Leslie | Opalia (2) | 1979 to 1980 | |
| David Cornelius | Gari (2) | 1986 to 1987 | Aboard during name change |
| Malcolm F Childs | Volsella (2) | 1966 to 1967 | |
| Ian Black | Solen (2) | 1970 to 1973 | |
| Chris Robin | Kuaka | 1977 to 1978 | |
| Syd Lees | Marisa (3) | 1973 | |
| Mike J Kirlew | Latia (1) | 1946 to 1947 | |
| Paul Racicot | Lakeshell (3) | 1985 to 1986 | |
| Alan Knight | Gadinia (2) | 1972 to 1973 | |
| Peter Liversedge | Latia (2) | 1978 to 1980 | |
| Bob Marshall | Amastra (2) | 1974 to 1976 | |
| Steven Matthews | Pomella (2) | 1985 | |
| E. Kevin Donnelly | Thallepus | 1955 | |
| William Muirhead | Mysia | 1970 to 1972 |