The database of public procurement
Brand
Rosenberg
Rosenberg is named in 7 of 2,278 analysed bills of quantities with a specified brand (0.3%, as of 2 Oct 2026).
As of: · Source: official notices (Datenservice Öffentlicher Einkauf, CC0), EU Official Journal (TED) and procurement portals · How we count
Open lots with Rosenberg in the bill of quantities
No lot with this brand is still open for bids today.
For a competitor the list for substitution with evidence, for the manufacturer the list to defend. That is spec share.
The network around the brand
Contracting authorities and neighbouring brands from the bills of quantities, winners from the award notice, only for the lots whose bill of quantities names the brand.
Recently specified
| Date | Lot | Contracting authority | Awarded to |
|---|---|---|---|
| 8 Jul 2025 | LüftungHeating, ventilation, plumbing · Notice | IHK für Oberfranken BayreuthBavaria | RüTec GmbH |
| 4 Oct 2024 | Für die Generalsanierung und Erweiterung der Grundschule in Röthlein um drei Klassenräume sowie Anbau einer Ganztagsbetreuung - hier: Lüftungsinstallationsarbeiten BA1Heating, ventilation, plumbing · Notice | Gemeinde RöthleinBavaria | Bechert Haustechnik GmbH |
| 5 Sep 2023 | LüftungHeating, ventilation, plumbing · Notice | Klinikum Schloß WinnendenBaden-Württemberg | no award known yet |
| 18 Aug 2023 | LüftungHeating, ventilation, plumbing · Notice | Zweckverband Therme ObernseesBavaria | no award known yet |
| 26 May 2023 | LüftungHeating, ventilation, plumbing · Notice | Zweckverband Therme ObernseesBavaria | no award known yet |
| 17 Feb 2023 | 415 Sanitär-, Heizungs- und LüftungstechnikHeating, ventilation, plumbing · Notice | Zweckverband Therme ObernseesBavaria | no award known yet |
| 27 Dec 2022 | 415 Sanitär-, Heizungs- und LüftungstechnikHeating, ventilation, plumbing · Notice | Zweckverband Therme ObernseesBavaria | no award known yet |
Per lot whose bill of quantities names the brand. “Awarded to” comes from the award notice for that lot, once there is one.
How it reads in the bill of quantities
“Drehzahl [n] 3200 U/min Fördermitteltemp. [tR] 50 °C Schutzart IP 4x Effizienzklasse IE4 Gewicht [m] 12,5 kg Abmessungen [L / B / H] 445 mm / 440 mm / 240 mm Hersteller: Rosenberg Ventilatoren GmbH Typ: KHAG 255.3BK W od”
Item 4.1.3.01 · 415 Sanitär-, Heizungs- und Lüftungstechnik · Zweckverband Therme Obernsees
“Drehzahl [n] 3200 U/min Fördermitteltemp. [tR] 50 °C Schutzart IP 4x Effizienzklasse IE4 Gewicht [m] 12,5 kg Abmessungen [L / B / H] 445 mm / 440 mm / 240 mm Hersteller: Rosenberg Ventilatoren GmbH Typ: KHAG 255.3BK W od”
Item 4.1.3.01 · 415 Sanitär-, Heizungs- und Lüftungstechnik · Zweckverband Therme Obernsees
“Drehzahl [n] 3200 U/min Fördermitteltemp. [tR] 50 °C Schutzart IP 4x Effizienzklasse IE4 Gewicht [m] 12,5 kg Abmessungen [L / B / H] 445 mm / 440 mm / 240 mm Hersteller: Rosenberg Ventilatoren GmbH Typ: KHAG 255.3BK W od”
Item 2.1.3.01 · Lüftung · Zweckverband Therme Obernsees
Questions and answers
How often is Rosenberg specified as the brand?
Rosenberg appears in 7 of 2,278 analysed bills of quantities with a specified brand, that is 0.3%. Among all brands, that is rank 137. In total, 15,117 bills of quantities of public tenders were read.
Which contracting authorities specify Rosenberg?
Most bills of quantities naming Rosenberg came from Zweckverband Therme Obernsees (4), Gemeinde Röthlein (1) and IHK für Oberfranken Bayreuth (1).
In which trades is Rosenberg specified?
Rosenberg appears most often in lots of the trade “Heating, ventilation, plumbing” (7).
Which companies win lots with Rosenberg in the bill of quantities?
According to the award notices of the same procedures, the lots go mainly to RüTec GmbH (1) and Bechert Haustechnik GmbH (1).