GermanyOpen Business mobile services framework agreement StEB Stadtentwässerungsbetriebe Köln, AöR Submission deadline November 6, 2026 at 9:00 AM UTC Contract value €960,000
GermanyEngineering design servicesOpen Engineering planning for the Pletschbach southern culvert at Worringen StEB Stadtentwässerungsbetriebe Köln, AöR Submission deadline November 4, 2026 at 9:00 AM UTC Contract value Not stated in the notice
GermanyGas-analysis apparatusOpen Nitrous oxide gas measurement system StEB Stadtentwässerungsbetriebe Köln, AöR Submission deadline Not available Contract value Not stated in the notice