| Date/Name Ship |
1950-09-04 CITADEL |
| Manager: |
Carebeka N.V., Groningen, Groningen, Netherlands |
| Eigenaar: |
Rijkent Huizenga, Groningen, Groningen, Netherlands |
| Shareholder: |
|
| Homeport / Flag: |
Groningen / Netherlands |
| Callsign: |
PDKM |
| Date/Name Ship |
1971-02-08 CITADEL |
| Manager: |
M.J. Brown, King's Lynn, Great Britain |
| Eigenaar: |
M.J. Brown, King's Lynn, Great Britain |
| Shareholder: |
|
| Homeport / Flag: |
King's Lynn / Great Britain |
| Callsign: |
GOUH |
| Date/Name Ship |
1972-00-00 CITADEL |
| Manager: |
Gardline Shipping Ltd., Lowestoft, Great Britain |
| Eigenaar: |
Gardline Shipping Ltd., Lowestoft, Great Britain |
| Shareholder: |
|
| Homeport / Flag: |
Lowestoft / Great Britain |
| Callsign: |
GOUH |
| Date/Name Ship |
1972-11-00 CITADEL |
| Manager: |
David Copestake, London, Great Britain |
| Eigenaar: |
David Copestake, London, Great Britain |
| Shareholder: |
|
| Homeport / Flag: |
King's Lynn / Great Britain |
| Callsign: |
GOUH |
|