The architecture studio GC Studio was founded in 1997 in Loiu, Bizkaia. Concern for design is one of its business strategies, which focuses on criteria such as accessibility and sustainability; hence their design for the Topa street lamp, manufactured by B.lux, which has been installed in numerous parks.

GC Studio is made up of five architects who have worked in various fields, including building, urban design, landscaping and interior design.