Army Research Laboratory MSRC Scientific Visualization
Conducts research in the development of new techniques for exploiting high-performance computing technology, promotes the use of scientific visualization within the DoD, makes visualization technology available to DoD researchers, and prepares video presentations in support of DoD projects.
http://www.arl.hpc.mil/SciVis/

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/

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/

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/

Avineon India
An ISO 9001:2000 certified Information Technology company registered with Software Technology Park Of India. Avineon India is specializes in Information Technology (IT) services and products that optimize data visualization, usability, and effectiveness for government and commercial customers.
http://www.avineonindia.com

Landrum and Brown Visualization
3D modeling, animation, multimedia and video production for architectural visualization.
http://www.landrum-brown.com/visualization/

International Space Visualization Olympiad
Competition in visualization - solve a labyrinth on the surface of different polyhedron.
http://olympiad.fe.uni-lj.si/

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