LDMA

Walls (Assemblies, Architectural)
Transwall
you can request revit
Space Plus
Architectural walls/dividers as part of The Sliding Door Company
ALUR Glass and Modular Dividing Wall
LIKO-S
Vitrintec
Komfort Partitioning
Glass Office Partition Systems
ABCD international
Dorma Hüppe
Lindner Group
Divilux
DEKO
Hoyez PartitionSystems
Maars Living Walls
Cerenn
Spiralis Europe
Muraflex
Kawneer UK
Adotta
Allsteel Walls
Contract Wall Solutions
Loftwall
Haworth Architectural Wall Systems
Teknion Architectural Walls
KI Wall
Fellowes® Architectural Solutions
Dresswall
NanaWall
A bit more focused on the residential market
DIRTT Construction Systems
Modular interior systems and furniture
Knauf NA - UL Wall Assemblies with STC and Fire Ratings