# 03 Lüftungsarbeiten - Sanierung Oberschule Horneburg Open · Tender ## At a glance This tender is for Ventilation installation work (CPV 45331210) in Niedersachsen (DE9). The notice gives 10 November 2026, 10:30 (UTC+01:00) as the deadline. Procedure type: de-open. ### From the notice Die SG Horneburg plant im Bestandsgebäude der Oberschule Horneburg die Sanierung von 3 NW-Fachräumen mit Sammlungsraum und von 3 Klassenräumen. In einem 2. BA soll das Flachdach als Pultdach ausgeführt werden. 03 Lüftungsarbeiten - Sanierung Oberschule Horneburg ## Key facts - Status: Open - Deadline: 10 November 2026, 10:30 (UTC+01:00) (in 4 days) - Place of performance: Niedersachsen (DE9) - Main CPV: Ventilation installation work (CPV 45331210) - Procedure: de-open - Lots: 1 Source: [Official notice](https://oeffentlichevergabe.de/ui/de/notices/4bc47822dff0cc65). Each fact is from the official notice, last checked 27 October 2026, 01:30 (UTC+01:00). Fact sheet: [Inteliwert fact sheet: 03 Lüftungsarbeiten - Sanierung Oberschule Horneburg, deadline 10 November 2026, 10:30 (UTC+01:00). A product of Bandpey GmbH.](https://inteliwert.com/cards/opp_CTA7CSMCETVGKDVGJ6EQR8B0GY/ntv_RVDV43W9R20Y4GA24HBD17GQGW/en-sheet.png) (PNG, 1600 × 900) ## Lots (1) ### Lot LOT-0000: 03 Lüftungsarbeiten - Sanierung Oberschule Horneburg Die SG Horneburg plant im Bestandsgebäude der Oberschule Horneburg die Sanierung von 3 NW-Fachräumen mit Sammlungsraum und von 3 Klassenräumen. In einem 2. BA soll das Flachdach als Pultdach ausgeführt werden. 03 Lüftungsarbeiten - Sanierung Oberschule Horneburg - CPV: Ventilation installation work (CPV 45331210) - Place: Niedersachsen (DE9) - Deadline: 10 November 2026, 10:30 (UTC+01:00) ## Timeline - 27 October 2026, 01:30 (UTC+01:00): Original notice, Notice, version 1 (Contract or concession notice – standard regime), [Official notice](https://oeffentlichevergabe.de/ui/de/notices/4bc47822dff0cc65) ## Classification - CPV codes: Ventilation installation work (CPV 45331210) - NUTS regions: Niedersachsen (DE9) ## Official documents - [www.deutsches-ausschreibungsblatt.de](https://www.deutsches-ausschreibungsblatt.de/VN/S-HORNEB-2026-0045) ## Questions and answers ### When is the deadline? The official notice gives 10 November 2026, 10:30 (UTC+01:00) as the deadline. ### What is being procured (CPV)? Ventilation installation work (CPV 45331210). ### Where is the work performed (NUTS)? Niedersachsen (DE9). ### Is it divided into lots? No, the notice names a single lot. ### Which procedure is used? de-open. ### How do I submit a bid? On the official notice or the portal it names. Inteliwert does not submit bids. [Official notice](https://oeffentlichevergabe.de/ui/de/notices/4bc47822dff0cc65) ### Am I eligible? Inteliwert does not judge eligibility. The selection criteria are in the official notice. [Official notice](https://oeffentlichevergabe.de/ui/de/notices/4bc47822dff0cc65) ## Companies that might fit *Possible match based on public information* Companies Inteliwert knows from its sources, not the whole market. Inteliwert does not judge eligibility, fit or chances. - [Diehl GmbH](https://inteliwert.com/company/org_PQ28MBVSFEHP7Y9SN071KPFWMN/diehl-gmbh) · Baumholder · SME (from the award notice) - Won a contract in CPV group 453 (2026-10-13): [Evidence](https://inteliwert.com/tender/opp_3KTX0KCHGWAKW3PV8N6R8GHXPM/projekt-erweiterung-eines-buerogebaeudes-im-industriepark-frankfurt-hoechst-tech), checked 3 Nov 2026 - Seat in the same country as the place of performance: [Evidence](https://inteliwert.com/company/org_PQ28MBVSFEHP7Y9SN071KPFWMN), checked 3 Nov 2026 - [Thümler GmbH](https://inteliwert.com/company/org_HTJV8K1GWMZT9HAGS217TT0SPV/thuemler-gmbh) · Elsfleth Eckfleth · SME (from the award notice) · New to public tenders - Won a contract in CPV group 453 (2026-10-08): [Evidence](https://inteliwert.com/tender/opp_226SR58R2MWN8K20WG3A8BCNX5/gewerk-25-lueftung-auf-der-klaeranlage-emschermuendung), checked 3 Nov 2026 - Seat in the same federal state as the place of performance: [Evidence](https://inteliwert.com/company/org_HTJV8K1GWMZT9HAGS217TT0SPV), checked 3 Nov 2026 - [Schäffer u. Walcker GmbH](https://inteliwert.com/company/org_Q7P734R0TTZY3QTTFW5KCZTN2C/schaeffer-u-walcker-gmbh) · Gifhorn · SME (from the award notice) · New to public tenders - Won a contract in CPV group 453 (2026-10-30): [Evidence](https://inteliwert.com/tender/opp_FTFGRZ80Q3D72BVPEGGWC8PP6N/sanitaeranlagen-neubau-physik-geb-3335-hans-sommer-strasse-10-38106-braunschweig), checked 3 Nov 2026 - Seat in the same federal state as the place of performance: [Evidence](https://inteliwert.com/company/org_Q7P734R0TTZY3QTTFW5KCZTN2C), checked 3 Nov 2026 - [Hermann Witte GmbH & Co. KG](https://inteliwert.com/company/org_QW9FCESRYA1K2WC1HH4G0FFBBC/hermann-witte-gmbh-co-kg) · Rhede · SME (from the award notice) · New to public tenders - Won a contract in CPV group 453 (2026-10-29): [Evidence](https://inteliwert.com/tender/opp_JXESTZ6HMCHZST89VWXFHGKE5R/neubau-rathaus-heizungs-und-lueftungsarbeiten-2-ba), checked 3 Nov 2026 - Seat in the same federal state as the place of performance: [Evidence](https://inteliwert.com/company/org_QW9FCESRYA1K2WC1HH4G0FFBBC), checked 3 Nov 2026 - [Würflein Haustechnik GmbH & Co. KG](https://inteliwert.com/company/org_7YB5SVJJNEB0ZVK9SXN5N0TS3S/wuerflein-haustechnik-gmbh-co-kg) · Weihenzell · SME (from the award notice) - Won a contract in CPV group 453 (2026-10-27): [Evidence](https://inteliwert.com/tender/opp_YCH408KFYHTMRVF5BVM11XHKRN/generalsanierung-dreifachsporthalle-weissenburg-i-bay), checked 3 Nov 2026 - Seat in the same country as the place of performance: [Evidence](https://inteliwert.com/company/org_7YB5SVJJNEB0ZVK9SXN5N0TS3S), checked 3 Nov 2026 ## Related opportunities - [19-1005-26 GY Herschelschule Holzmodulanlage, G9 Neubau + Brandschutz Bestand- Küchentechnische Anlagen](https://inteliwert.com/tender/opp_41SPY67Q9PTDK82DGGKF6VRNHQ/19-1005-26-gy-herschelschule-holzmodulanlage-g9-neubau-brandschutz-bestand-kuech) Open · Place: DE9 (Niedersachsen) · Deadline: 9 Nov 2026, 13:00 (UTC+01:00) · [Official notice](https://oeffentlichevergabe.de/ui/de/notices/d28f591bdd0d9baa), Last checked 6 Nov 2026, 23:30 (UTC+01:00) - [26B30443 - Bundesliegenschaft in Wilhelmshaven](https://inteliwert.com/tender/opp_7GEMXRRQB3N82XZGZC9SVD39TQ/26b30443-bundesliegenschaft-in-wilhelmshaven) Open · Place: DE9 (Niedersachsen) · [Official notice](https://oeffentlichevergabe.de/ui/de/notices/3a5502a28f932505), Last checked 6 Nov 2026, 23:30 (UTC+01:00) - [19-0739-26 Neues Rathaus Sanierung Ratssaal-Kältetechnik](https://inteliwert.com/tender/opp_EEANH7Y51KK4KKZYKSG7D1Y98E/19-0739-26-neues-rathaus-sanierung-ratssaal-kaeltetechnik) Open · Place: DE9 (Niedersachsen) · Deadline: 9 Nov 2026, 10:00 (UTC+01:00) · [Official notice](https://oeffentlichevergabe.de/ui/de/notices/84471ccb1b38dd08), Last checked 6 Nov 2026, 23:30 (UTC+01:00) - [Neubau eines Feuerwehrhauses - Außenanlagen](https://inteliwert.com/tender/opp_FEBFJ4R7JC04KBSDRN8BT8HJFT/neubau-eines-feuerwehrhauses-aussenanlagen) Open · Place: DE9 (Niedersachsen) · [Official notice](https://oeffentlichevergabe.de/ui/de/notices/bb3ff90114ffbddf), Last checked 6 Nov 2026, 23:30 (UTC+01:00) - [26B30442 - Bundesliegenschaft in Wilhelmshaven](https://inteliwert.com/tender/opp_W5YTF0RAYC7QP4YQT3XKTAG4CS/26b30442-bundesliegenschaft-in-wilhelmshaven) Open · Place: DE9 (Niedersachsen) · [Official notice](https://oeffentlichevergabe.de/ui/de/notices/584525f0920f76ca), Last checked 6 Nov 2026, 23:30 (UTC+01:00) - [Pottgießerstraße, Emden / Planung und Errichtung eines Parkhauses](https://inteliwert.com/tender/opp_4AQ7JR429G7XPPA8NPBT622HX2/pottgiesserstrasse-emden-planung-und-errichtung-eines-parkhauses) Open · Buyer: Stadt Emden · Place: DE942 (Niedersachsen) · Deadline: 17 Nov 2026, 09:00 (UTC+01:00) · [Official notice](https://oeffentlichevergabe.de/ui/de/notices/184040b8-b1a0-42b3-b1ab-bfd36bce3146), Last checked 6 Nov 2026, 22:30 (UTC+01:00) ## Source - Publisher: Bekanntmachungsservice - Licence: [CC0 1.0](https://creativecommons.org/publicdomain/zero/1.0/) - Official notice: [https://oeffentlichevergabe.de/ui/de/notices/4bc47822dff0cc65](https://oeffentlichevergabe.de/ui/de/notices/4bc47822dff0cc65) - Last checked: 27 October 2026, 01:30 (UTC+01:00) The official notice is authoritative. Inteliwert shows what the notice states and links to it. --- Page: https://inteliwert.com/tender/opp_CTA7CSMCETVGKDVGJ6EQR8B0GY/03-lueftungsarbeiten-sanierung-oberschule-horneburg Inteliwert is a product of Bandpey GmbH, an international data and AI software company in Munich, Germany, founded and led by Roozbeh Bandpey. Bandpey's products: Facthory, Emolysis, Copolly and Inteliwert. Inteliwert on LinkedIn: https://www.linkedin.com/company/intelliwert, GitHub: https://github.com/inteliwertai.