| Name | Category | Address | City | Opening times |
|---|---|---|---|---|
| Castle Fine Art, Birmingham - Mailbox | Art gallery | Level 2, The Mailbox, 5 Wharfside St | Birmingham | Mon–Sat 10:00–18:00 |
| Castle Fine Art, Leeds | Art gallery | 38-40, Victoria Quarter, Queen Victoria St | Leeds | Mon–Sat 10:00–18:00 |
| Castle Fine Art, Milton Keynes | Art gallery | 17 Acorn Walk | Milton Keynes | Mon 10:00–18:00 |