Company
Some evidence of the great experience and competence of the Dr. Graband & Partner GmbH can be provided – e.g. by the following certifications and prequalifications.
DQS GmbH – German Association for the Certification of Management Systems | Certification according to the ISO 9001 : 2015 |
Deutsche Akkreditierungsstelle GmbH (German Accreditation Body) | Accreditation as inspection body type A according to DIN EN ISO/IEC 17020:2012 in the fields of railbound traffic, automation technology and automotive |
Eisenbahn-Bundesamt (Federal Railway Authority) | Recognitions of several employees as experts for third party certification and approval in the fields of signaling and electrical installations respectively |
Deutsche Bahn AG (German Railways) | Prequalification for technical planning (command control and signaling, electrical energy systems, electrical point heating installations, traffic installations (level crossings)) |
Deutsche Bahn AG | Qualification of several employees as accredited persons to accept the implementation planning according to VV BAU and VV BAU-STE ((Administrative Regulation on the Construction Supervision) of Signaling, Telecommunication and Electrotechnical Systems) |
WSP Infrastructure Engineering GmbH | Licensee for processing of planning orders with the software system ProSig® according to the German Railway guideline 819.9002 “LST-Anlagen planen – Symbole für sicherungstechnische Pläne” (planning command control and signaling installations – symbols for safety-related plans) |
The most important documents are available as PDF download | State 11/2023

Certified quality management system according to ISO 9001 : 2015
Accreditation as inspection body type A according to DIN EN ISO/IEC 17020:2012
Planning command control and signaling CCS
Planning electrical energy and point heating installations
Planning constructional installations – traffic installations (level crossings)