# KW Ohligs, Erneuerung der Belüftung der Belebungsgruppe 1, MTA

Open · Tender

## At a glance

This tender is for Compressed-air generating plant construction work (CPV 45251143). The notice gives 17 December 2026, 15:00 (UTC+01:00) as the deadline. Procedure type: de-open.

### From the notice

Verfahrens und Maschinentechnik für die Erneuerung der Belüftung Belebung 1 auf dem Klärwerk Ohligs

Verfahrenstechnik Belebung Kläranlage Belüftungssysteme

## Key facts

- Status: Open
- Deadline: 17 December 2026, 15:00 (UTC+01:00) (in 40 days)
- Main CPV: Compressed-air generating plant construction work (CPV 45251143)
- Procedure: de-open
- Lots: 1

Source: [Official notice](https://oeffentlichevergabe.de/ui/de/notices/0327367f5e9189b5). Each fact is from the official notice, last checked 4 November 2026, 05:30 (UTC+01:00).

Fact sheet: [Inteliwert fact sheet: KW Ohligs, Erneuerung der Belüftung der Belebungsgruppe 1, MTA, deadline 17 December 2026, 15:00 (UTC+01:00). A product of Bandpey GmbH.](https://inteliwert.com/cards/opp_NMY7WW0RXJ897KWM04NRRMT6AV/ntv_K0S1KNY6RXV61DZB8TT1K5DKRZ/en-sheet.png) (PNG, 1600 × 900)

## Lots (1)

### Lot LOT-0000: KW Ohligs, Erneuerung der Belüftung der Belebungsgruppe 1, MTA

Verfahrens und Maschinentechnik für die Erneuerung der Belüftung Belebung 1 auf dem Klärwerk Ohligs

Verfahrenstechnik Belebung Kläranlage Belüftungssysteme

- CPV: Compressed-air generating plant construction work (CPV 45251143)
- Deadline: 17 December 2026, 15:00 (UTC+01:00)

## Timeline

- 4 November 2026, 05:30 (UTC+01:00): Original notice, Notice, version 1 (Contract or concession notice – standard regime), [Official notice](https://oeffentlichevergabe.de/ui/de/notices/0327367f5e9189b5)

## Classification

- CPV codes: Compressed-air generating plant construction work (CPV 45251143)

## Official documents

- [vergabe.brw-haan.de](https://vergabe.brw-haan.de/NetServer/PublicationControllerServlet?function=Detail&TWOID=54321-Tender-1a162bfbc19-c7e428d134c982&PublicationType=0)

## Questions and answers

### When is the deadline?

The official notice gives 17 December 2026, 15:00 (UTC+01:00) as the deadline.

### What is being procured (CPV)?

Compressed-air generating plant construction work (CPV 45251143).

### 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/0327367f5e9189b5)

### Am I eligible?

Inteliwert does not judge eligibility. The selection criteria are in the official notice. [Official notice](https://oeffentlichevergabe.de/ui/de/notices/0327367f5e9189b5)

## 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.

- [W. Markgraf GmbH & Co. KG - Bauunternehmung](https://inteliwert.com/company/org_18MCKAAEGGGB4STCGR6XENTVKA/w-markgraf-gmbh-co-kg-bauunternehmung) · Bayreuth · SME (from the award notice)
  - Won a contract in CPV group 452 (2026-10-27): [Evidence](https://inteliwert.com/tender/opp_ECN3TWWZ330R54A4DMMEX0CHV3/wittighausen-umbau-vst-pu-und-bahnsteige), checked 4 Nov 2026
  - 3 awards in this field in 36 months, from 2 buyers: [Evidence](https://inteliwert.com/tender/opp_ECN3TWWZ330R54A4DMMEX0CHV3/wittighausen-umbau-vst-pu-und-bahnsteige), checked 4 Nov 2026
- [Kettlitz GmbH](https://inteliwert.com/company/org_Y5HSRXHDNZP9PJTMXXQSA5RQ81/kettlitz-gmbh) · Ludwigshafen · SME (from the award notice)
  - Won a contract in CPV group 452 (2026-10-26): [Evidence](https://inteliwert.com/tender/opp_PHS0NVEVP2RZCYCTFTYM0D535T/schlosserarbeiten-iii), checked 4 Nov 2026
  - 3 awards in this field in 36 months, from 1 buyer: [Evidence](https://inteliwert.com/tender/opp_PHS0NVEVP2RZCYCTFTYM0D535T/schlosserarbeiten-iii), checked 4 Nov 2026
- [WACKERBAU GmbH & Co. KG](https://inteliwert.com/company/org_597QZJ2HAMP29B472MPWF61E4F/wackerbau-gmbh-co-kg) · Offenburg · SME (from the award notice)
  - Won a contract in CPV group 452 (2026-10-22): [Evidence](https://inteliwert.com/tender/opp_JZ75X7YTN3AE4C7AGKS1V0GSTH/vergabe-der-rohbauarbeiten), checked 4 Nov 2026
  - 2 awards in this field in 36 months, from 1 buyer: [Evidence](https://inteliwert.com/tender/opp_JZ75X7YTN3AE4C7AGKS1V0GSTH/vergabe-der-rohbauarbeiten), checked 4 Nov 2026
- [CARL BAU GmbH Berlin](https://inteliwert.com/company/org_QPX8KG5YA2WY6KDQQ3H9VCN5QR/carl-bau-gmbh-berlin) · Berlin · SME (from the award notice)
  - Won a contract in CPV group 452 (2026-10-19): [Evidence](https://inteliwert.com/tender/opp_TAJ8CEFFRK4FHGD8XFNC74VSKM/gu-rahmenvertrag-2026-los-1-hochbau-schluesselfertiges-bauen), checked 4 Nov 2026
  - 2 awards in this field in 36 months, from 1 buyer: [Evidence](https://inteliwert.com/tender/opp_TAJ8CEFFRK4FHGD8XFNC74VSKM/gu-rahmenvertrag-2026-los-1-hochbau-schluesselfertiges-bauen), checked 4 Nov 2026
- [INCOVEX Fussbodentechnik GmbH](https://inteliwert.com/company/org_0PMVNEXCF75GPHHKKZ0WCNW04J/incovex-fussbodentechnik-gmbh) · Bochum · SME (from the award notice) · New to public tenders
  - Won a contract in CPV group 452 (2026-10-27): [Evidence](https://inteliwert.com/tender/opp_7MH27DP466A452ER877SCDSZWV/uzk-geb-330-neubau-chemie-estricharbeiten), checked 4 Nov 2026
  - 1 award in this field in 36 months, from 1 buyer: [Evidence](https://inteliwert.com/tender/opp_7MH27DP466A452ER877SCDSZWV/uzk-geb-330-neubau-chemie-estricharbeiten), checked 4 Nov 2026

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  Open · Buyer: Universitätsklinikum Ulm Bereich IV 2 Vergabemanagement und Projekteinkauf Vergabestelle · Place: DE144 (Baden-Württemberg) · [Official notice](https://oeffentlichevergabe.de/ui/de/notices/63305c50-d924-4565-a08f-d925646f1600), Last checked 7 Nov 2026, 15:31 (UTC+01:00)
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  Open · Buyer: Die Autobahn GmbH des Bundes - NL Südwest · Place: DE13A (Baden-Württemberg) · Deadline: 12 Nov 2026, 14:00 (UTC+01:00) · [Official notice](https://oeffentlichevergabe.de/ui/de/notices/cc59a938-3562-41f2-bc03-a8fc44b7c604), Last checked 7 Nov 2026, 15:31 (UTC+01:00)
- [Sanitärarbeiten](https://inteliwert.com/tender/opp_AVD19P3AJ8EE6172K21Y12NKX5/sanitaerarbeiten)  
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- [Großwärmespeicher Nossener Brücke - Los 2 Hochbau und Tiefbau](https://inteliwert.com/tender/opp_H4NRSDTY1SK1RASRMGADTKXF9X/grosswaermespeicher-nossener-bruecke-los-2-hochbau-und-tiefbau)  
  Open · Buyer: SachsenEnergie AG · Place: DED21 (Sachsen) · [Official notice](https://oeffentlichevergabe.de/ui/de/notices/b9e5abdf-0d89-413e-af0a-01087a786beb), Last checked 7 Nov 2026, 15:31 (UTC+01:00)
- [Heizungsarbeiten](https://inteliwert.com/tender/opp_HW026J1J82TE0RZSW3PWZ8PTYR/heizungsarbeiten)  
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## Source

- Publisher: Bekanntmachungsservice
- Licence: [CC0 1.0](https://creativecommons.org/publicdomain/zero/1.0/)
- Official notice: [https://oeffentlichevergabe.de/ui/de/notices/0327367f5e9189b5](https://oeffentlichevergabe.de/ui/de/notices/0327367f5e9189b5)
- Last checked: 4 November 2026, 05:30 (UTC+01:00)

The official notice is authoritative. Inteliwert shows what the notice states and links to it.

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Page: https://inteliwert.com/tender/opp_NMY7WW0RXJ897KWM04NRRMT6AV/kw-ohligs-erneuerung-der-belueftung-der-belebungsgruppe-1-mta

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