The Team of DTV-Verkehrsconsult GmbH

We are one team! A loyal and faithful cooperation of all employees is the basis for effective and high-quality work. We like to call ourselves a family company. Despite any personal differences the mutual support between all colleagues is excellent.  We have established a very good working atmosphere, which we are proud of and keep on supporting to our best endeavours.



Dr.-Ing. Hartmut Ziegler

CEO of the company,

did his PhD thesis at the Institute of Urban and Transportation Planning at the RWTH Aachen University where he was responsible for signal control concept and design, traffic planning and research projects in an engineering office in Baden-Württemberg. Afterwards he worked as head of branch office for HB-Verkehrsconsult in Aachen.


Dr.-Ing. Thorsten Kathmann

CEO of the company,

was employed as scientific assistant at the Institute of Highway Engineering in Aachen, he worked as a leading engineer at HB-Verkehrsconsult being responsible for traffic data and traffic safety.


Currently our senior management team consists of Managing Director Dr.-Ing. Hartmut Ziegler and Managing Director Dr.-Ing. Thorsten Kathmann.  We employ seven traffic engineers, eight software developers and five technicians and clerks. In addition we are supported by student assistants from the RWTH Aachen University (Rheinisch-Westfälische Technische Hochschule) as well as from the FH Aachen University of Applied Sciences (Fachhochschule Aachen).  Furthermore we offer an apprenticeship training position for a mathematic-technical-software developer.

We also enable students to write their bachelor or master thesis in our company. Additionally we offer the opportunity for students to do a practical training.

Situations Available


We cooperate with numerous universities and offices. Clients are mostly state authorities and ministries as well as private companies. The focus of our activity is currently in Germany, Austria and Switzerland, with the aim of expanding this further within Europe. Due to a large number of new projects, we want to strengthen ourselves permanently.


We offer technical expertise and implementation in software from a single source. With our programmes, traffic surveys are planned, carried out, monitored and evaluated. We bring together data from many sources, merge them and support the improvement of road safety with our online platforms and evaluations. For this purpose, we are looking for permanent reinforcement

Student assistant

To strengthen our team, we are looking for a student assistant to help us work on interesting projects. This can also lead to bachelor’s or master’s theses if you are interested.