Northumberland
5 on record in Northumberland.
| Name | Type | Locality |
|---|---|---|
| Coquet Island Shellfish Ltdr | processor exporter | Amble |
| Douglas Flannigan Shellfish | processor exporter | Berwick-upon-Tweed |
| Flannigan Seafoods Ltd | processor exporter | Berwick-upon-Tweed |
| Holy Island | processor exporter | Berwick-upon-Tweed |
| Lindisfarne Oysters Ltd | dispatch centre | Belford |