# Sanierung Grundschule Waldschule, 1. Bauabschnitt; Lüftungstechnik Open · Tender ## At a glance Stadt Salzgitter is procuring Ventilation and air-conditioning installation work (CPV 45331200) in Salzgitter, Kreisfreie Stadt (DE912). The notice gives 12 November 2026, 09:30 (UTC+01:00) as the deadline. Procedure type: Open. ### From the notice Lüftungsinstallation ## Key facts - Status: Open - Deadline: 12 November 2026, 09:30 (UTC+01:00) (in 5 days) - Buyer: [Stadt Salzgitter](https://inteliwert.com/company/org_REC7K3MW32683Z9WGNSA38RMQM/stadt-salzgitter), Salzgitter, DE - Place of performance: Salzgitter, Kreisfreie Stadt (DE912) - Main CPV: Ventilation and air-conditioning installation work (CPV 45331200) - Procedure: Open - Lots: 1 - First published: 5 October 2026, 10:05 (UTC+02:00) Source: [Official notice](https://oeffentlichevergabe.de/ui/de/notices/f76937a6-50ef-47fe-8d41-6bddc37d848a). Each fact is from the official notice, last checked 6 November 2026, 17:31 (UTC+01:00). Fact sheet: [Inteliwert fact sheet: Sanierung Grundschule Waldschule, 1. Bauabschnitt; Lüftungstechnik — Stadt Salzgitter, deadline 12 November 2026, 09:30 (UTC+01:00). A product of Bandpey GmbH.](https://inteliwert.com/cards/opp_NT11KPKXK9N641QZAVN81VP2ZK/ntv_3THQAHBNBCM97XPX8R789KV3RR/en-sheet.png) (PNG, 1600 × 900) ## Lots (1) ### Lot LOT-0001: Sanierung Grundschule Waldschule, 1. Bauabschnitt; Lüftungstechnik Einbau einer Lüftungsanlage mit Kanälen und Einbauteilen - CPV: Ventilation and air-conditioning installation work (CPV 45331200) - Place: Salzgitter, Kreisfreie Stadt (DE912) - Deadline: 12 November 2026, 09:30 (UTC+01:00) ## Timeline - 5 October 2026, 10:05 (UTC+02:00): Original notice, Notice, version 01 (Contract or concession notice – standard regime), [Official notice](https://oeffentlichevergabe.de/ui/de/notices/f76937a6-50ef-47fe-8d41-6bddc37d848a) ## Classification - CPV codes: Ventilation and air-conditioning installation work (CPV 45331200) - NUTS regions: Salzgitter, Kreisfreie Stadt (DE912) ## Official documents - [vergabe.niedersachsen.de](https://vergabe.niedersachsen.de/Satellite/notice/CXUAYYDDYD4HQG0W/documents) ## Questions and answers ### When is the deadline? The official notice gives 12 November 2026, 09:30 (UTC+01:00) as the deadline. ### Who is the buyer? Stadt Salzgitter, Salzgitter, DE. ### What is being procured (CPV)? Ventilation and air-conditioning installation work (CPV 45331200). ### Where is the work performed (NUTS)? Salzgitter, Kreisfreie Stadt (DE912). ### Is it divided into lots? No, the notice names a single lot. ### Which procedure is used? 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/f76937a6-50ef-47fe-8d41-6bddc37d848a) ### Am I eligible? Inteliwert does not judge eligibility. The selection criteria are in the official notice. [Official notice](https://oeffentlichevergabe.de/ui/de/notices/f76937a6-50ef-47fe-8d41-6bddc37d848a) ## 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. - [Manfred Wessels GmbH & Co. KG](https://inteliwert.com/company/org_2BAE2HK37D3ED2K4WGC8JZNJ2E/manfred-wessels-gmbh-co-kg) · Vrees · SME (from the award notice) - Won a contract in CPV group 453 (2026-09-30): [Evidence](https://inteliwert.com/tender/opp_X5P9A54CWMFPPQ90HACKFXZF8D/neubau-eines-multifunktionsgebaeudes-fuer-akademie-fuer-sicherheit-in-energiewen), checked 6 Nov 2026 - Seat in the same federal state as the place of performance: [Evidence](https://inteliwert.com/company/org_2BAE2HK37D3ED2K4WGC8JZNJ2E), checked 6 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 6 Nov 2026 - Seat in the same region as the place of performance: [Evidence](https://inteliwert.com/company/org_Q7P734R0TTZY3QTTFW5KCZTN2C), checked 6 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 6 Nov 2026 - Seat in the same federal state as the place of performance: [Evidence](https://inteliwert.com/company/org_QW9FCESRYA1K2WC1HH4G0FFBBC), checked 6 Nov 2026 - [Grötsch Energietechnik GmbH](https://inteliwert.com/company/org_Y63XYB4MX83ZQ0PAN3836W64DQ/groetsch-energietechnik-gmbh) · Hersbruck · SME (from the award notice) - Won a contract in CPV group 453 (2026-11-03): [Evidence](https://inteliwert.com/tender/opp_94BTYMYH0J9EWHM384QHVWRJNP/uhs-generalsanierung-ludwig-uhland-schule-winterbaubeheizung-2026-2027), checked 6 Nov 2026 - Seat in the same country as the place of performance: [Evidence](https://inteliwert.com/company/org_Y63XYB4MX83ZQ0PAN3836W64DQ), checked 6 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 6 Nov 2026 - Seat in the same country as the place of performance: [Evidence](https://inteliwert.com/company/org_7YB5SVJJNEB0ZVK9SXN5N0TS3S), checked 6 Nov 2026 ## More from this buyer Other published opportunities of this buyer in the indexed notices, open ones first. - [Sanierung Grundschule Waldschule, 1. Bauabschnitt; Heizungstechnik](https://inteliwert.com/tender/opp_NR60B29FFXWF693P1TSHHBMBWV/sanierung-grundschule-waldschule-1-bauabschnitt-heizungstechnik) Open · Buyer: Stadt Salzgitter · Place: DE912 (Niedersachsen) · Deadline: 16 Nov 2026, 09:30 (UTC+01:00) · [Official notice](https://oeffentlichevergabe.de/ui/de/notices/dc64e4a7-bddd-41a0-972a-2212ed00649a), Last checked 6 Nov 2026, 17:31 (UTC+01:00) - [Sanierung Waldschule, 1. Bauabschnitt; Sanitärtechnik](https://inteliwert.com/tender/opp_1N5Y1PHMBTQHA4M3SGTG3ZD0D6/sanierung-waldschule-1-bauabschnitt-sanitaertechnik) Open · Buyer: Stadt Salzgitter · Place: DE912 (Niedersachsen) · Deadline: 10 Nov 2026, 09:30 (UTC+01:00) · [Official notice](https://oeffentlichevergabe.de/ui/de/notices/a7986aa7-88ca-4d3a-8284-6a387022c927), Last checked 6 Nov 2026, 17:31 (UTC+01:00) - [Vergabe Leistungen Rettungsdienst](https://inteliwert.com/tender/opp_M9HVKPKZWFEAZZPFZQ6CQEH8AJ/vergabe-leistungen-rettungsdienst) Awarded · Buyer: Stadt Salzgitter · Place: DE912 (Niedersachsen) · [Official notice](https://oeffentlichevergabe.de/ui/de/notices/17da9063-cef8-4e0d-9e4a-985b35bd77c7), Last checked 4 Nov 2026, 16:10 (UTC+01:00) - [Neubau Sporthalle (SPH) Sanitär- und Heizungsinstallation](https://inteliwert.com/tender/opp_WD26R6VX1M2G022NMT6K66NQHV/neubau-sporthalle-sph-sanitaer-und-heizungsinstallation) Closed · Buyer: Stadt Salzgitter · Place: DE912 (Niedersachsen) · Deadline: 13 Oct 2026, 09:30 (UTC+02:00) (Deadline passed) · [Official notice](https://oeffentlichevergabe.de/ui/de/notices/c0234085-ddc3-46e3-9267-b73b7b37cec6), Last checked 6 Nov 2026, 14:30 (UTC+01:00) - [Neubau Sporthalle (SPH) Dachabdichtungsarbeiten](https://inteliwert.com/tender/opp_7RE36QYJR66BVSK760ZA9Z4ZR4/neubau-sporthalle-sph-dachabdichtungsarbeiten) Closed · Buyer: Stadt Salzgitter · Place: DE912 (Niedersachsen) · Deadline: 19 Oct 2026, 11:00 (UTC+02:00) (Deadline passed) · [Official notice](https://oeffentlichevergabe.de/ui/de/notices/426dd84d-8395-41f2-b566-00cb844252b3), Last checked 6 Nov 2026, 16:30 (UTC+01:00) ## Related opportunities - [Planung und Errichtung eines Feuerwehrgerätehauses im Rahmen einer Gesamtvergabe](https://inteliwert.com/tender/opp_885BZ5WF62ERAWR74HEM7VMJAS/planung-und-errichtung-eines-feuerwehrgeraetehauses-im-rahmen-einer-gesamtvergab) Open · Place: DE9 (Niedersachsen) · Deadline: 11 Dec 2026, 10:00 (UTC+01:00) · [Official notice](https://oeffentlichevergabe.de/ui/de/notices/d3d4367baba5196d), Last checked 7 Nov 2026, 04:30 (UTC+01:00) - [Planung und Errichtung eines Feuerwehrgerätehauses im Rahmen einer Gesamtvergabe](https://inteliwert.com/tender/opp_E38KJV1A2RB5H26DYTRZR6K7JY/planung-und-errichtung-eines-feuerwehrgeraetehauses-im-rahmen-einer-gesamtvergab) Open · Place: DE9 (Niedersachsen) · Deadline: 11 Dec 2026, 10:00 (UTC+01:00) · [Official notice](https://oeffentlichevergabe.de/ui/de/notices/b468add3b0a512f5), Last checked 7 Nov 2026, 04:30 (UTC+01:00) - [Oberschule Uslar - Sanierung NW-Räume Südseite - WDVS Dämmung](https://inteliwert.com/tender/opp_KJ6K694SKSHGE7ZSJ2TMP479GF/oberschule-uslar-sanierung-nw-raeume-suedseite-wdvs-daemmung) Open · Place: DE9 (Niedersachsen) · [Official notice](https://oeffentlichevergabe.de/ui/de/notices/7c7e28fd78785cc8), Last checked 7 Nov 2026, 04:30 (UTC+01:00) - [Trockenbauarbeiten](https://inteliwert.com/tender/opp_VP541QCQ6HH8C6TAA956FK6A6C/trockenbauarbeiten) Open · Place: DE9 (Niedersachsen) · [Official notice](https://oeffentlichevergabe.de/ui/de/notices/ba356a48218dcf4a), Last checked 7 Nov 2026, 03:30 (UTC+01:00) - [26B20148 - Nato Marinefliegerstützpunkt Nordholz, Sanierung Mun.-Lagerhäuser, Tiefbauarbeiten Sanierung Blitzschutz](https://inteliwert.com/tender/opp_VV66WWJYG5R92P5HXT06QD29EF/26b20148-nato-marinefliegerstuetzpunkt-nordholz-sanierung-mun-lagerhaeuser-tiefb) Open · Place: DE9 (Niedersachsen) · [Official notice](https://oeffentlichevergabe.de/ui/de/notices/de3a884ebbb7323f), Last checked 7 Nov 2026, 03:30 (UTC+01:00) - [26E30312 - HZA ZFA Nordhorn; Neubau HZA ZFA Nordhorn; Elektroinstallation](https://inteliwert.com/tender/opp_PJ4HMX9T747Y6E35VRX28EHZ05/26e30312-hza-zfa-nordhorn-neubau-hza-zfa-nordhorn-elektroinstallation) Open · Buyer: Bundesrepublik Deutschland vertreten durch das Staatliche Baumanagement Niedersachsen · Place: DE94B (Niedersachsen) · Deadline: 25 Nov 2026, 09:00 (UTC+01:00) · Published value: €2,400,000 excl. VAT · [Official notice](https://oeffentlichevergabe.de/ui/de/notices/fedfbf44-3478-4a64-818e-6c894e815af4), Last checked 7 Nov 2026, 02:30 (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/f76937a6-50ef-47fe-8d41-6bddc37d848a](https://oeffentlichevergabe.de/ui/de/notices/f76937a6-50ef-47fe-8d41-6bddc37d848a) - Last checked: 6 November 2026, 17:31 (UTC+01:00) The official notice is authoritative. Inteliwert shows what the notice states and links to it. --- Page: https://inteliwert.com/tender/opp_NT11KPKXK9N641QZAVN81VP2ZK/sanierung-grundschule-waldschule-1-bauabschnitt-lueftungstechnik 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.