Altius Architecture, Inc. is a professional architecture and interior design firm based in Toronto, Ontario that specializes in the design and construction of custom homes and cottages. The office is currently involved in projects in Canada, the USA and the Middle East. Taking cues from the landscape their designs are derived from site features and solar orientation, and use a sustainable design process. Their projects combine elements of Canadian vernacular architecture with an emphasis on craftsmanship and materials. The firm's designs focus on sensitivity to site, thoughtful interiors, and innovative design.