It used to be that green business and clean technology were separate realms. No longer. Today, the two are converging, as global companies and start-ups alike are harnessing clean technology as the foundation for a new generation of green business opportunities. The result are some unlikely corporate players and alliances. Hear from old-line companies that are viewing new business opportunities from clean tech.

Moderator: Marc Gunther, Senior Contributor, GreenBiz.com

Lynelle Cameron, Director of Sustainability, Autodesk

Rick Rommel, Senior Vice President of Emerging Business, Best Buy Co.

Kevin Surace, CEO, Serious Materials.