Ross Gardam
You need to fill in a form to request that they send you the 3D Files
Lighting
Liqui Contracts
Small catalogue of playful lighting
Cameron Design House
Stunning chandeliers, a few of their simpler products have Revit downloads.
Arkoslight
Minimalist, modern light fixtures. Pendants, recessed, track, outdoor. I like the Alaska Trimless - a ceiling mount globe light - small and interesting.
LED Luks
A few of their fixtures are on archiproducts
Utu soulful lighting
Tokio.
Archilume
Minimalist, but striking LED lighting products, includes some nice chandeliers
Maytoni
D'Armes
Some very nice light designs. Sketchup and STEP files.
ILFARI
Only a few Revit files on Archiproducts: https://www.archiproducts.com/en/ilfari/products/bimtype_revit
Euroluce Light of Italy
They have a few Revit files on Archiproducts and you can request via form (though I haven't heard back).
TWENTYBRANDESIGN
Puff Buff
Blow up lighting - lots of fun.
Aldabra
Linear, recessed, and spotlights. Some nice flexible ones.
Pilke lights
Birch lights
Stillux
llll light
Pretty stretched fabric lighting. Some revit files on archiproducts: https://www.archiproducts.com/en/llll/products/bimtype_revit
Studio Beam
Olivelab
Willowlamp
García Requejo
Can find some Revit files for their dramatic designs here: https://www.archiproducts.com/en/garcia-requejo/products/bimtype_revit
Nexia
Artemide
Some super fun light designs - very novel. A few of their products have Revit files available on Archiproducts (but not the novel ones)
LedsC4
You have to configure before you get to the RFA file (and not all of the configurations have RFA files)
OLEV
Davide Groppi
Interesting thin-strip wire lighting and other low profile lights (A moon light).
Kreon
Modern and interesting lighting. I love the cloud pendant. Perfect for a spa. https://www.bimobject.com/en-us/kreon
Signify