These agreements include subsidiaries in charge of transport activities like DB Regio (active in the provision of subsidised regional passenger services) and the infrastructure companies of the group: DB Netz (which is managing the railway network), DB Station and Services (which is managing the railway stations) and DB Energie (responsible for the provision of rail energy).
Need lepingud hõlmavad selliseid transpordiga tegelevaid tütarettevõtteid nagu DB Regio (tegeleb subsideeritud piirkondliku reisijateveoga) ning kontserni kuuluvaid taristuettevõtteid nagu DB Netz (haldab raudteevõrku), DB Station and Services (haldab raudteejaamu) ja DB Energie (vastutab raudtee energiavarustuse eest).