One of the partners is Hans Achterbosch adventurer architect sustainability pioneer well known from the floating Lotus homes in the context of sustainable area development in Lyiang, China. In 1998 Hans Achterbosch started the agency under his own name . Recently graduated as an architect at the Technical University in Delft Bart came Zantman strengthen the team in 2005 . In 2007, Hans and Bart partners in the company and moved the office of the Spanjaardslaan to the former trade in standard , a historic site by the Oosterkade in Leeuwarden . After five years the time has come to also merge AchterboschZantman architects in the names. Both architects are always looking for an optimum rather than a maximum, by weighing values and interpret arguments , based on a vision . The seven-member team is next to a secretary , technically skilled engineers , designers and project managers . We work on architectural and urban plans . Vision Spatial quality is about the value of the environment for users in a given area at a given time . This is hidden in the building , in the village, in the city and in the countryside. Quality is where vision, creativity, craftsmanship and decisiveness meet. AchterboschZantman architects design adopts a critical attitude towards the obvious . Integral architectural thinking and intuition lead to ever original , ingenious and sometimes experimental designs. By doing broad research source in combination with a feel for the place and sensitivity to the practical dimension , we come to originals . Historical awareness and community involvement , combined with faith in change provides architecture that surprised and at the same time familiar . A plan is created using a careful approach, in dialogue with the user is created. Quality is made as user value , future value and amenities are united, as Vitruvius already told us . Mission There is currently playing various transition processes set in the Netherlands , on all sorts of levels . The tilts that this brings with it are irreversible. Old values disappear and new ones emerge. We see this as an opportunity , because it opens doors for a radical change towards a truly sustainable society .