| Owner | Manager | From | Until | | Dominion Tankers Ltd. - Newcastle, England | | 1933/04 | 1934 |
| Florence Transportation Company Ltd. - Canada | | 1934 | 1935 |
| Tankers Ltd. - Canada | | 1935 | 1941 |
| Shell Canada Tankers Ltd. - Canada | | 1941 | 1961 |
| A.W.R. Hill - Canada | | 1961 | 1963 |
| Johnstone Shipping Ltd. - Toronto, Ontario, Canada | | 1963 | 1976/06 |
|
| Fleet | From | Until | | Shell Oil Company Canada Ltd. - Toronto, Ontario | 1941 | 1961 |
|