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Metalwork - Exterior doors and windows
Metallbauarbeiten - Außentüren und Fenster — original title
Your path to submission
- Deadline: 23 November at 10:00 — 22 days left.
- The submission point is stated in the notice (link on this page).
- Offer and evidence in: German.
- Collect your evidence — use the eligibility analysis on this page: it lists the requirements and, for known certificates, how to get them.
What the buyer is looking for
Metal construction work (exterior doors and windows) for the general repair of the main building of the Wallraf-Richartz-Museum · With the project "Extension of the Wallraf-Richartz-Museum & Fondation Corboud", the city of Cologne plans to build a building complex in Cologne's old town, which expands the Wallraf-Richartz-Museum & Fondation Corboud (the architect O.M. Ungers) with an underground development through a connecting structure. In addition, a general repair of the main house is to be carried out. The object of the tendered construction work is the metalwork outer doors and windows for the general repair of the main building of the Wallraf-Richartz-Museum. The aim is the comprehensive technical renewal of the existing building as well as its structural and functional connection to the extension building. The completion of the repair is to be coordinated with the completion of…
Show full description
… the new building in order to enable coordinated commissioning and use of both parts of the building. The sometimes necessary merging of the metalwork trades external doors and windows as well as the parallel trades interior construction (GUInnenausbau), KG 400 (HLSK and ELT), roof waterproofing work, natural stone facade and higher-level construction logistics require a high degree of coordination and cooperation between the building parties, so that the relevant work processes must be coordinated with the greatest possible mutual consideration.
Contract
Type of service
Clement What the numbers say about this buyer
- In this sector the buyer awards roughly every 2 months (166 awards, most recently October 2026) — the next award is due around December 2026 by that rhythm. The last award went to Ringbeck GmbH.n = 166
- 60% of this buyer's awards went to companies that had already won here before (186 awards since 2019, spread over 73 companies). That is well above the sector norm (40%) — newcomers have a harder time here than elsewhere.n = 186 awards since 2019
- The median procedure drew 4 bids (185 procedures with a bid count); 35% ended with a single bidder. Sector: median 4 bids.n = 185
- From notice to award takes a median 131 days here (53 procedures). Sector: 84 days.n = 53
- Across 11 procedures with structured selection criteria, this buyer most often required: Professional liability insurance (11 of 11), Trade register enrolment (10 of 11), Minimum annual turnover (9 of 11), References: works (6 of 11).n = 11
From this buyer's documented awards; comparison values from the same sector and country. Not a forecast, not legal advice. As of 01/11/2026.
What you must prove — eligibility criteria
Mit dem Angebot soll möglichst folgende Unterlage vorgelegt werden (bei Bietergemeinschaften von jedem Mitglied): Angaben zu Referenzprojekten ***** Benennung von mit dem hier ausgeschriebenen Auftrag in Art und Umfang vergleichbaren Referenzen. Eine Vergleich… read in fullcollapse
Mit dem Angebot soll möglichst folgende Unterlage vorgelegt werden (bei Bietergemeinschaften von jedem Mitglied): Eigenerklärung Russland-Sanktionen nach Artikel 5 k) Absatz 1 der Verordnung (EU) Nummer 833/2014 in der Fassung des Artikel 1 Ziffer 20 der Veror… read in fullcollapse
Mit dem Angebot soll möglichst folgende Unterlage vorgelegt werden (bei Bietergemeinschaften von jedem Mitglied): Befähigung zur Berufsausübung einschließlich Auflagen hinsichtlich der Eintragung in einem Berufs- oder Handelsregister nebst Eigenerklärung über … read in fullcollapse
Tender documents — direct download
Who has won at this buyer so far
Across all contract types of this buyer — not just this sector. A city buys software and fire engines through the same purchasing office.
| Company | Awards | Period |
|---|---|---|
| Christoph Latz GmbH | 6 | 2025 |
| Franzen Dachtechnik GmbH · Kottenheim | 5 | 2025–2026 |
| Geschwister Balter Bauunternehmung GmbH · Hellenthal-Losheim | 5 | 2025–2026 |
| Linkamp GmbH | 5 | 2023–2025 |
| Grünbau GmbH Garten- u. Landschaftsbau | 5 | 2024–2025 |
How often this buyer tenders this kind of work
Tactics
When this buyer has awarded in this sector, usually about 3 bids came in. A normal field for this market. (Based on 166 completed awards — not a statement about this procedure.)
This procedure allows 28 days between publication and deadline — typical in this country is 32 (median of 20,496 procedures). Much tighter than usual: the first week counts.
The deadline falls on a Monday — your last full working day is the Friday before. Have evidence and guarantees together by Thursday.
Foreign bidders
In Germany · Construction work, 687 contracts went to foreign companies over the last 3 years (of 244,229 recorded awards) — mostly from Austria, France, Poland.
Submission language: German.
How to bid
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