Sound Measurement Labo
- Software and clips to demonstrate how to measure noise using your own computer with a number of concrete examples.
- http://www.ymec.com/hp/noise2/index.htm

LMS International
- Provides the testing systems, multidisciplinary virtual prototyping software, engineering services and collaborative engineering tools.
- http://www.lmsintl.com

INSUL Sound Insulation Prediction Software
- A program for predicting the sound insulation of walls, floors, ceilings and windows. Website describes theoretical background for the estimates of the Transmission Loss (TL) and Weighted Sound Reduction Index (STC).
- http://www.insul.co.nz

Navcon Engineering Network - Acoustical Software
- Distributor for SoundPLAN - 3D noise propagation software - road, railroad, industrial, construction, amusement park noise modeling
- http://www.navcon.com/soundplan.htm

SoundPLAN Software
- A modeling and presentation tool, that allow the user to visualize the effects of noise propagation throughout plants, factories, theme parks or along road and railroad lines.
- http://www.soundplan.com

Vibrant Technology Inc.
- Develop post-test 32 bit windows tools that visualize, analyze and document the static, dynamic and acoustic behavior of machinery and structures.
- http://www.vibetech.com/

Vold Solutions, Inc
- Provide software solutions for the analysis of noise and vibration in rotating and reciprocating machinery.
- http://www.vold.com/

Catt
- Software for room acoustics prediction, auralization and studio sterio and surround reverberation. Software downloads, conference papers and a distributors listing.
- http://www.catt.se/

VibroTek, Inc.
- Development and support of complete software systems for condition monitoring, automatic diagnostics and long term forecast of the machine condition and rotor balancing. Russia.
- http://www.vibrotek.com/