K. Spiertz Holding B.V. was established at 1-1-1989 in The Netherlands. Delivering agriculture projects ranging from constructing glass greenhouses with equipment, to complete turn-key agriculture projects. K. Spiertz Holding B.V. develops new agriculture projects with the implementation of the modern but proven high standard of technology. Agriculture structures are delivered with foil houses, net houses, green houses including all equipment like screening systems, ventilation systems, electrical systems, computer systems, irrigation systems, cooling- / heating systems. Furthermore, selection and training of the management, staff and workers can be provided. Key factors are sustainability, yield and reduction on energy.