SpainArchitectural and related servicesOpen Design and construction-supervision services for refurbishing the Diputación Foral’s Andia assembly hall in Donostia Diputación Foral de Gipuzkoa - Departamento de Infraestructuras Viarias y Estrategia Territorial Submission deadline November 2, 2026 at 4:00 PM UTC Contract value €401,158.32