By city
London 47Birmingham 15Leeds 13Manchester 12Nottingham 11Sheffield 11Huddersfield 11Leicester 9Newcastle upon Tyne 9Edinburgh 9Peterborough 8Glasgow 8Cardiff 8Coventry 8Cambridge 7Bedford 7Preston 7Reading 7Belfast 7Bristol 6York 6Northampton 6Colchester 5Warrington 5
| Name | Category | Address | City | Opening times |
|---|---|---|---|---|
| Marshalls | Curtain maker and retailer | 29 Church St | Preston | Mon 10:00–16:00 |
| Meala Design | Interior designer | 5 Manse Rd | Belfast | Mon–Tue 09:00–18:00 |
| Microcement Projects/ Installers | Interior decorator | 40 St Lawrence Way | London | Tue 08:00–21:00 |
| Mindlabs Media | Design agency | 35 Grenoside View | Huddersfield | Mon 09:00–17:00 |
| Moochi Modo | Interior designer | The St | Norwich | Wed–Sat 10:30–16:00 |
| mostinteriors | Carpenter | Fourleigh, Loweswater Rd | Cheltenham | Mon–Sat 08:00–16:30 |
| Mountainview Construction Design & Build | Custom home builder | 55 Colmore Row | Birmingham | Thu 10:30–05:30 |
| Mundo Designs | Interior architect office | 541 Battersea Park Rd | London | Mon–Fri 09:00–17:00 |
| Newcastle Furniture Company (Newcastle Showroom) | Furniture manufacturer | 43 Bath Ln | Newcastle upon Tyne | Mon–Fri 09:00–17:30 |
| Newcastle Kitchen & Bedroom Co | Kitchen renovator | Unit 5 Blaydon Trade Park, Toll Bridge Road, Blaydon-on-Tyne | Newcastle upon Tyne | Mon–Fri 10:00–17:00 |
| Next Smart Design | Interior decorator | 15, Greenlaw Court, Mount Park Rd | London | Daily 08:00–23:30 |
| Nick Bolton Design and Build | Building designer | 96 Fawnbrake Ave | London | Mon–Sat Open 24 hours |
| Noblett's Wallpaper | Wallpaper shop | 137 North St | Belfast | Mon–Wed 09:00–17:30 |
| NORR | Architecture firm | 4th Floor, St Nicholas Building, St Nicholas' St | Newcastle upon Tyne | Mon–Fri 08:30–17:30 |
| Nulty Lighting | Lighting consultant | 246 Westminster Bridge Rd | London | Mon–Fri 09:00–17:30 |
| Oaktree Interiors Ltd | Office refurbishment service | 23 Hanover Square | London | Mon–Fri 09:00–17:00 |
| Office Visions | Fitted furniture supplier | Vision Court, Caxton Pl | Cardiff | Mon–Fri 08:00–17:00 |
| OfficeWorks | Office refurbishment service | Fortwilliam Court Industrial Estate Duncrue Crescent | Belfast | Mon–Fri 09:00–17:00 |
| Olivia Overvoorde Studio | Interior designer | The Studio, Marsh Ln | Hull | Mon–Fri 08:00–18:00 |
| Omni Interior Design | Interior designer | 91 Main Rd | Coventry | Mon–Tue 09:30–16:30 |
| One Red Shoe Murals & Artwork, Cheshire | Graphic designer | Australia Ln | Warrington | Mon–Fri 09:00–17:00 |
| One.World Parsons Green | Furniture store | 41-43 Parsons Green Ln | London | Mon–Fri 09:00–18:00 |
| Optrys | Office refurbishment service | Ash House, Breckenwood Rd | Cambridge | Mon–Tue 09:00–17:30 |
| Orange Corner Interiors | Interior designer | 29 Ashberry Dr | Warrington | Mon–Fri 08:00–20:00 |
| Organised Joy - KonMari Home Organiser | Professional organizer | Adamson Rd | London | Mon–Tue 09:00–17:00, 20:00–21:30 |
| Overbury plc | Interior fitting contractor | 180 St Vincent St | Glasgow | Mon–Fri 08:00–17:30 |
| Parkes Interiors | Interior designer | 302 Upper Newtownards Rd | Belfast | Mon–Fri 09:00–17:30 |
| Paul J Russell Tiling & Decorating Services | Painter and decorator | 26 Barkston Grove | York | Thu–Fri 08:00–21:00 |
| Penketh Interiors | Office refurbishment service | 9 Charlotte St | Manchester | Mon 09:00–17:00 |
| Peter Silk of Helmsley | Interior designer | 10 Castlegate | York | Mon–Sat 10:30–16:30 |