You might have been to or heard that Better By Design recently had their CEO Summit. This year the theme was sustainability. To find out more about this event, checkout their website:

Better By Design has posted videos of a number of the presentations: http://www.betterbydesign.org.nz/news-and-resources/media-library

There was also an article in idealog which you can read: http://idealog.co.nz/ecoinnovator/blog/sustainability-is-better-by-design