John Oppermann is an environmental advocate and sustainability specialist. His work at Earth Day Initiative aims to raise the visibility and voices of hundreds of organizations and individuals creating a more sustainable system. His work as a real estate broker and consultant builds the demand for homes that are healthier for their inhabitants, more resilient in the face of climate change, and better for the environment. Through all of his work, he works to empower people to be make a positive impact on a personal level while engaging in broader and far-reaching sustainable change.