CHA Architecture is a multi-disciplinary design firm based in Portland, Maine, specializing in high-performance building solutions. The team focuses on creating sustainable residential and commercial spaces that harmonize with the local New England environment. By utilizing advanced building science and energy modeling, the firm ensures each structure achieves superior thermal comfort and efficiency. Their portfolio includes a diverse range of projects from modern single-family homes to complex multi-family developments. A commitment to environmental stewardship drives their selection of healthy, durable building materials. Innovative site planning and urban design strategies are integrated into every project to promote community density and walkability. The architects work closely with clients to deliver functional layouts that maximize natural light and ventilation. Through thoughtful craftsmanship and technical expertise, the firm continues to lead the way in Maine's green building movement.