Authorised Experts

The following persons are authorised as experts in our company:


Prof. Dr.-Ing. Uwe Bartl


Dr. rer. nat. Raf Herrmann


Dr.-Ing. Thomas Meier


Dipl.-Ing. Antje Pötschke

  • Occupational health and safety specialist according to regulation 2 of the Deutschen Gesetzlichen Unfallversicherung (DGUV) and to the requirements of the German Occupational Safety Act (ASiG) § 7
  • Certificate to confirm expert knowledge according to no. 5.2 and 6.1 of the regulation BGR 128 (DGUV regulation 101-004) "Regeln für Sicherheit und Gesundheitsschutz bei der Arbeit in kontaminierten Bereichen“ („Regulations for safety and health during the work in contaminated areas")


Dipl.-Ing. Steffen Tost


Dr.-Ing. Lutz Vogt

  • Authorised expert for railway engineering related construction works within administrative procedures of the EBA (Federal German Railway Authority), subject area: Geotechnics, field of activity: Geotechnical Engineering
  • Authorised expert for railway engineering within administrative procedures of the EBA (Federal German Railway Authority), subject area: Superstructures, field of activity: Ballastless tracks


Prof. Dr.-Ing. habil. Peter-Andreas von Wolffersdorff