Casalvolone Arquitectura, founded by Franco Casalvolone, is a Costa Rican firm specializing in residential architecture that emphasizes contemporary design and a harmonious connection with nature. Known for its eco-conscious approach, the firm utilizes local craftsmanship, sustainable materials, and natural light to create unique and context-sensitive homes. Notable projects include Heavenly Highlands and Tree House, which are designed to blend seamlessly with the lush tropical environment.