This book authored by Marsha Willard and Darcy Hitchcock discusses how to do sustainability planning in a simple and straightforward manner. It offers some great tools for assessments, reporting and developing metrics.
This is a free download by Five Winds International specifically developed for small to medium sized businesses. It has an assessment tool integrated with possible action steps.
Offers free online based web tools to help businesses with sustainability planning.
Launched in 2011, Unilever has targeted some of the most aggressive targets in multiple areas for sustainability. Their plan is organized into three categories of Improving Health, Environmental Impact and Enhancing Livelihoods.
The Canadian government has provided a host of online tools, research and white papers to encourage businesses to be more sustainable. These are free downloads.