The Aperlena Verdict
Open raceNo supplier dominates: 39 different companies have won the last 40 comparable contracts from this buyer over 5 years. This is a genuinely open race.
Based on 40 comparable awards by this buyer in this sector over 5 years. Every verdict is recorded before the outcome and graded against the award notice. How we score ourselves.
Summary
Machine-generated summaryThe contracting entity is procuring building services installations for the general refurbishment of the Wallraf-Richartz-Museum in Germany. The works cover heating, ventilation, plumbing and refrigeration systems, divided into separate trade lots. Lot 1 covers sanitation and heating services, Lot 2 covers refrigeration technology, and Lot 3 covers ventilation. Interested companies may bid for one or more of the three lots as part of this tender for technical building equipment services.
Description
Bid or no-bid?
Six questions before you commit a team. Under each one, what the register holds on it. The answers are yours.
Can I bid?
- Open procedure: any interested supplier may submit a bid. Above the EU threshold: open to companies from any EU country.
- The notice is written in German.
- Certificates from another EU country? Check the equivalents on eCertis
Official source
Source: TED - Tenders Electronic Daily (Publications Office of the EU)
Always verify details on the official notice.
Report an error in this notice
Last verified against TED - Tenders Electronic Daily (Publications Office of the EU) 10 hours ago
What this market pays
The buyer has too few awards of its own in this sector, so this is the range of the last 2,000 awards for Construction work in Germany.
- Median award
- €274,553
- Middle half of past awards
- €120,777 to €704,763
TED - Tenders Electronic Daily (Publications Office of the EU) publishes no value for this notice, so it has no mark on the scale. The official documents may state one.
Award values as published by the official sources. Use them as a guide, not a rule: scope, lots and duration differ between contracts.
The buyer
Full buyer profileStadt Köln, Amt für Recht, Vergabe und Versicherungen
- notices in the register
- 85
- awards
- 48
Who wins its contracts
Many suppliers- different companies won its awards
- 41
- of the awards went to the three most frequent winners
- 10%
- of its calls state an estimated value
- 0%
Based on 42 awards with a named winner over the last 3 years. Counted by award, not by value, because lot and framework amounts are not comparable. Concentrated means the three most frequent winners took 65% or more of the awards; many suppliers, under 35% with at least ten different winners.
Competition
- tenders per lot on average (open and restricted procedures)
- 6.4
- of those lots received a single tender
- 14%
- of the awards went to companies based in another country
- 4%
As the official award notices state them, over the last 3 years. Tenders per lot count open and restricted procedures only: in a negotiated procedure or a direct award a single tender is the procedure itself. The country is the one the notice gives for the winner.
Who usually wins this buyer's contracts in this sector
| Company | Wins | Total awarded | Last win |
|---|---|---|---|
| Geschwister Balter Bauunternehmung GmbH | 2 | May 2026 | |
| Abopart GmbH & Co. KG | 1 | Nov 2025 | |
| Akustikbau-Niederrhein GmbH & Co. KG | 1 | Aug 2025 | |
| Ali Kurtulan Baudekoration | 1 | Jul 2025 | |
| Austermann GmbH | 1 | Feb 2026 |
Based on 40 awards with a linked company profile over the last 5 years.
8 open tenders right now
Market context
TED - Tenders Electronic Daily (Publications Office of the EU) publishes no value for this notice, so it cannot be placed among the open notices of its sector. The official documents may state one.
- open now in Construction work
- 28,831
- median open notice
- €853,188
Who wins in this market
Many suppliersGermany · Construction work
- different companies won awards here
- 12,758
- of the awards went to the three most frequent winners
- 1%
- buyers awarded contracts here
- 2,975
Based on 26,955 awards with a named winner over the last 3 years. Counted by award, not by value, because lot and framework amounts are not comparable. Concentrated means the three most frequent winners took 65% or more of the awards; many suppliers, under 35% with at least ten different winners.
Competition
- tenders per lot on average (open and restricted procedures)
- 6.3
- of those lots received a single tender
- 7%
- of the awards went to companies based in another country
- 1%
- of the tenders came from another country
- 1%
As the official award notices state them, over the last 3 years. Tenders per lot count open and restricted procedures only: in a negotiated procedure or a direct award a single tender is the procedure itself. The country is the one the notice gives for the winner.
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