Mark-McElroy-Center-for-Sustainability-Organizations.jpeg Founded in 2004 by Mark W. McElroy, the Center for Sustainable Organizations is a nonprofit specializing in context-based sustainability that conducts research, develops, trains and consults for, and with, companies around the world interested in improving the sustainability performance of their operations. Context-based sustainability is an approach for measuring, managing and reporting the sustainability performance of organizations that takes contextually relevant social, economic and environmental limits and thresholds explicitly into account.