Achim Kaufer founded the Berlin based practice ac.ka – architektur in October 2011. Since formation he designs and implements projects ranging within the mutual interrelation of object, space, building and city.

His latest built work comprises a detached house in Ribbeck (Germany), the project Prinzregenten – an ecological conversion of a 70´s groundfloor area in Berlin as well as the design of the Wuchazi bridge (五岔子大橋) in Chengdu (China), which was completed and handed over to the public early in 2020
> Link to project.
Achim Kaufer studied architecture and design at Stuttgart State Academy of Fine Arts and architecture at University of Applied Arts Vienna where he attended the studio of Prof. Greg Lynn. In 2007, he received his diploma in Stuttgart.

From 2007 to 2011 he worked in the internationally operating practice LAVA GbR, where he lately was project architect in the field of urban planning and building design. Within the position Achim Kaufer was responsible for a research building with 10.600m² gross floor area (GFA) in Saudi Arabia > Link to project as well as for a master plan of a science campus including laboratory buildings (230.000m² GFA for buildings) > Link to project.

Since 2009 Achim Kaufer is registered architect in Germany.

He completed several experimental projects including the project “Reflexion Space” - a high-technology ergonomic three-dimensional urban interface, shown at the Austrian Museum of Applied Arts (MAK), Vienna
> Link to project.

In 2017 Achim Kaufer taught at the workshop TRANSFORMING THE [RE]PUBLIC in Athens and gave a lecture in 2018 at Hochschule für Technik Stuttgart (HFT).