ActiveState
Adobe
Allround Automations
Benthic
Borland
Corel

Enfocus
ES-Computing
Eset
Farpoint
Gnostice
Golden Software
Google
Greenprint
gvox
InfoSoft Global
Instantiations
Intuit
Longtion
MediaFour
Microsoft
Netkiller 
Rhino Software
Scooter Software 
Simtec
Source Dynamics
SourceTec
Steema
SWiSHzone 
TechSmith 
Vandyke Software 
Whole Tomato

[[[ Plug-Ins ]]]
2D3
AbaloneLLC
Alien Skin
AlphaPlugins
Amber
Antares
Audio Ease
Avidion Media
BIAS
Boomer Labs
Boris FX
Chaos Group
CHV
Conoa
CoreMelt
Cycling '74
Darkling Simulations
Digieffects
Digimation
Digital Anarchy
Digital Element
Digital Film Tools
Digital Trove
EffectsWiz
Eiperle CGM
FAN development
Filter Forge, Inc.
frischluft
GenArts
GridIron Software
IDV
IK Multimedia
LME
Luxology
Max Liani
Maxon
McDSP
META/DMA
NewBlueFX
Newtek
Noise Industries
Okino
Pixel Post Studios
Pixelan
Pixlock
Princeton Digital
RE:Vision Effects, Inc
Red Giant
RNDigital
StageTools
Synchro Arts
The Deemon
The Foundry
Tiffen
Trapcode
Ultimatte Corporation
Vreel 3D
Wave Arts
Wondertouch
Worley Lab
Zaxwerks