This document provides a case study of a green and sustainable residence located in Charlevoix, USA that achieved LEED Platinum certification. Some key points: - The 2350 sqft single-family home was developed as a high-performance sustainable retirement home for its owners. - Key components that contributed to its LEED certification included use of local sustainable materials, energy and water monitoring systems, natural lighting, and rainwater harvesting. - The owners faced challenges during the self-build construction process but found the experience rewarding. - Early results after living there for 7 months included low utility costs, improved indoor air quality, and a comfortable environment without overheating.