FabFilter creates high quality software synthesizers and plugins in the VST and AudioUnit formats. FabFilter synthesizers are famous for their cutting-edge filter technology and excellent sound. FabFilter was founded in 2002 by Frederik Slijkerman and Floris Klinkert, and is based in Amsterdam, The Netherlands.
AudioRealism is a company based in Uppsala, Sweden founded by Mike Janney (M.Sc, Engineering Physics). Their goal is to produce audio software and synthesizers inclined to the music industry using top notch DSP methods.
Sonalksis Ltd. is a company committed to designing, developing and selling high quality digital audio processing products. These products are aimed at professional musicians, engineers and producers, in the music recording and sound post production industry.
Synthogy is a Massachusetts based audio software company founded by George Taylor and Joe Ierardi, former engineers of Kurzweil Music Systems. Together they bring more than 35 years of design experience in synthesizers, musical instruments, effects, and sound design to the field of Virtual Instruments.