Germany – Security services – BLB /Z /NL Düsseldorf/Infrastrukturelle Gebäudedienstleistungen/Lose 2, 3 und 6_100-26-00056

Open tender by Bau- und Liegenschaftsbetrieb NRW for infrastructure building services in Düsseldorf region, divided into 6 geographic lots across three service groups: glass/window cleaning (Los 2), reception/security (Los 3), and green/grey area care (Los 6). Contract runs from Dec 2026 to Jan 2030. No estimated value published. Bidders can submit for max 1 lot per group and max 3 lots total. Mandatory site visits for some lots. Strict eligibility criteria include turnover, references, and compliance with German labor laws.