If you are prepared to consider second hand I've used these guys in the past.
https://www.officeresale.co.uk/?s=sofa
Cheers! Tons of DSW chairs for the dining room on there too
I'll just say take some extra cash if you go to the warehouse!
@tyeness started
London Fixed Gear and Single-Speed is a community of predominantly fixed gear and single-speed cyclists in and around London, UK.
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If you are prepared to consider second hand I've used these guys in the past.
https://www.officeresale.co.uk/?s=sofa