Santa Cruz Laboratory for Visualization and Graphics
Conducts research in animal modeling and animation, environmental visualization, uncertainty visualization, virtual reality, nomadic collaborative visualization, tensor visualization, and flow visualization.
http://www.soe.ucsc.edu/research/slvg/

Visualization and Imagery Solutions, Inc.
Consulting, training, and support for IBM's Visualization Data Explorer and the new OpenDX visualization software.
http://vizsolutions.com/

Kitware Inc. Visualization Toolkit
VTK is an open source, freely available software system for 3D computer graphics, image processing, and visualization. Supports a wide variety of visualization algorithms including scalar, vector, tensor, texture, and volumetric methods
http://www.kitware.com/

XYZ Solutions
XYZ Solutions is a software company offering software libraries for 3D visualization, distributed data acquisition, and database connectivity tools, as well as applications and professional services. XYZ Solutions area of expertise includes engineering software, surveying software, 3D land modeling, 3D visualization, intelligent systems, SCADA (supervisory control and data acquisition), simulation, and virtual environments. Additionally, XYZ Solutions provides training, consulting, and professional services.
http://www.xyzsolutions.com/

Eades, Peter
University of Sydney - Graph drawing, information visualization, software visualization, algorithms.
http://www.cs.usyd.edu.au/~peter/

OpenDX
Open source visualization software package based on IBM's Visualization Data Explorer.
http://opendx.org

MIT Aero/Astro Scientific Visualization
Visualization software developed at MIT.
http://raphael.mit.edu/haimes.html

Magnetic Field Visualization Software
Magnetic field software. Vizimag for visualizing magnetic fields is simple to use electromagnetic modelling software giving an analysis and simulation of field lines and flux density. A fast alternative to finite element and boundary element software, Vizimag includes a meter function to measure and plot magnetic flux density. An facility to creat animations from simple text scripts is included. A free trial software download is provided.
http://www.vizimag.com

Visualization and Interactive Systems Group (VIS)
University of California Irvine. Conducts research in the areas of scientific visualization, virtual reality, image based modeling and rendering, volume visualization and biomedical imaging.
http://vis.eng.uci.edu/news/

Software Focus
Software Focus - A review magazine designed to provide critical analysis and comment.
http://www.wiley.co.uk/softwarefocus/