- Axis Map - Cartography. Visualization. Design.
- Flowing Media - "Your Data Has Something To Say". Consultancy company created by Martin Wattenberg and Fernanda Viegas, famous researchers in information visualization and design.
- Perceptual Edge - Consultancy company led by Stephen Few. General information and the business value of information visualization.
- Periscopic - Information Visualization consultancy firm based in Portland, Oregon.
- Support Analytics - Provides data analysis and visualization consulting.
