FXpansion.com
Convert and share effect plug-ins of different formats between audio sequencers and sound libraries.
http://www.fxpansion.com/

DSOUND
Audiffex is a developer of audio processing applications and effect for home practicing, on stage performances and studio recording. Audiffex applications provide high sound quality, low latency, easy and flexible switching of prepared sound programs. Applications offer one click-recording, ReWire connection, MIDI control and much more.
http://www.dsound1.com

N Effect
Full service production company. Laser, intelligent lighting, trussing, sound, and video.
http://www.n-effect.com/

CooolSoft
power mp3 wma wav converter recorder and cutter tools, avi dvd burner free download
http://www.cooolsoft.com/

Art Ludwig's Sound Page
All aspects of sound; music, human hearing, sound system design. Room acoustics. A non-mathematical description of sound, and also a rigorous mathematical derivation based on molecular statistics.
http://www.silcom.com/~aludwig/

Rhythmyx Enterprise Co., Ltd.
Manufacturer of pro audio equipment in Taiwan. Product line includes mixers, equalizer, crossover, sampler unit and special sound effect machine.
http://www.rhythmyx.com.tw/

The Noh Mask Effect
Demonstrates illusory facial expression perception with Japanese Noh masks. Links to publications about the effect.
http://www.kasrl.org/noh_mask.html

Visicron Corporation
ZoomCall is an easy-to-use videoconferencing solution that delivers the true effect of presence, ensuring the business-quality of picture and sound over the standard Internet connection.
http://www.zoomcall.com/

The Snack Sound Toolkit
Speech, Music and Hearing (TMH) is a department at the Royal Institute of Technology (KTH) located in Stockholm, Sweden. Research and education at the department covers important parts of speech synthesis, music acoustics, communication, emotions and gestural communication, instruments, perception, understanding. Major applications areas are aids for hearing impaired, automatic musical performance and gesture-based control.
http://www.speech.kth.se/snack/

Sound Snooper
Sound activated recording software. Record all the sound near a computer with a sound card.
http://www.sound-snooper.com/en/features.php