042 - Architectural design, structural engineering, custom design of buildings; 006 - Metal building materials; transportable buildings of metal; steel structures; sheds, barns, garages, etc. made of metal; 035 - Services related to the retail, wholesale, or online sales of sheds and portable buildings and operate showrooms, websites, or provide retail services for your buildings; 037 - Construction services, installation of buildings or structures; 019 - Non-metallic transportable buildings ...