in physics we trust

Business Units

About us

4a group concentrates on new technologies in the field of sustainable mobility, communication, road and vehicle safety. Core competence for the development of new products for our customers is the deep understanding of materials, plastics, composite materials, lightweight construction and mechatronics. We develop and use special simulation, testing, sensor technology and unique production processes. The 4a companies share the common motto “in physics we trust ..”. Our employees are experts in the areas of simulating plastic and composite materials, manufacturing lightweight materials and sandwich composites, as well as in the development and production of special test and sensor systems. The 4a companies are technology and market leaders in the respective special market segments.


Pioneering spirit and innovation orientation are essential qualities of our employees and teams. Basis for the creative power of our team is its excellent education and its profound understanding of the behaviour of materials, especially polymers and composites.

Joy over the joint creation and recreation is incentive and motivation of our highly qualified team. 4a Group is constantly taking on well- trained employees who excel through pioneering spirit and enjoy developing new products and processes.