I just checked and, as yet, Meridian are not on the list of exhibitors at the Bristol show.
Still a while to go yet, they might change their minds!

Roon Core,UltraDAC, MS600, Bluesound Node 2, Auralic Aries G1
Arcam AV860 Pre/Pro, Oppo UDP-203EU, Linn 350A/340A, SVS SB3000, Audio Research LS28, Revel Embrace, NAD Masters M27,