The Aperlena Verdict
Open raceNo supplier dominates: 225 different companies have won the last 426 comparable contracts from this buyer over 5 years. This is a genuinely open race.
- Expected final price vs the published estimate
- -98.7%
Based on 426 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 summarySBH Schulbau Hamburg, the state enterprise of the Free and Hanseatic City of Hamburg responsible for planning, building, operating and maintaining school properties, is procuring ventilation works as part of the conversion of the primary school at Doehrnstrasse 42 into a five-track school, carried out in three construction phases. The works comprise the conversion of the kitchen with dining areas, administration areas, corridors and classrooms. This contract covers the supply and installation of an exhaust hood with UV post-treatment for the cooking area (1800 m3/h), an exhaust hood for the dishwashing area (700 m3/h), three supply air swirl outlets, four fire protection dampers, a supply air duct network, a stainless steel exhaust air duct network, and an external wall fan for exhaust air at 400 m3/h.
Description
Bid or no-bid?
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Can I bid?
- Open procedure: any interested supplier may submit a bid.
- Documents in German.
- Certificates from another EU country? Check the equivalents on eCertis
Official source
Source: Datenservice Öffentlicher Einkauf (Bekanntmachungsservice)
Always verify details on the official notice.
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Last verified against Datenservice Öffentlicher Einkauf (Bekanntmachungsservice) 1 week ago
What this buyer has paid before
Based on 426 comparable contracts this buyer awarded in this sector over the last 4 years.
- Median award
- €186,627
- Middle half of past awards
- €87,421 to €407,296
Datenservice Öffentlicher Einkauf (Bekanntmachungsservice) publishes no value for this notice, so it has no mark on the scale. The official documents may state one.
Most recent awards
- Bodenverlegearbeiten - Foorthkamp 36 - Bodenbelag €96,335
- Oberflächenbeschichtungsarbeiten - Strenge 5 - Maler Endschichtung €191,908
- Aushub- und Erdbewegungsarbeiten - Schierenberg 50 - Erdarbeiten €586,331
- Metallbauarbeiten - Grasweg 72-76 - Metallbau Fassade €489,170
- Bodenbelagsarbeiten - Brödermannsweg 2 - Bodenbelag €34,495
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 profileSBH | Schulbau Hamburg
- notices in the register
- 1,253
- awards
- 542
- awarded in total
- €436.5M
Who wins its contracts
Many suppliers- different companies won its awards
- 273
- of the awards went to the three most frequent winners
- 7%
- of its calls state an estimated value
- 77%
Based on 497 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)
- 7.5
- of those lots received a single tender
- 4%
- of the awards went to companies based in 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.
One dot per award, on the day it was signed, sized by its value. A ring is an award with no published value.
Who usually wins this buyer's contracts in this sector
| Company | Wins | Total awarded | Last win |
|---|---|---|---|
| Horst Poburski Wasser- und Abwasser-Technik GmbH | 14 | €2.8M | Jun 2026 |
| Polat Real Estate GmbH | 11 | €861,066 | Jul 2026 |
| Germann Malermeister GmbH | 10 | €1.3M | Aug 2026 |
| KG Robert Seidel GmbH & Co. | 9 | €1.7M | Sep 2026 |
| S&H Tiefbau GmbH | 8 | €2.4M | Aug 2026 |
Based on 426 awards with a linked company profile over the last 5 years.
37 open tenders right now
- Döhrnstraße 42 - Dry construction 4 days left
- Döhrnstraße 42 - Joinery doors 4 days left
- Brehmweg 60 school - heating system renewal 4 days left
Market context
Datenservice Öffentlicher Einkauf (Bekanntmachungsservice) 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
- 19,945
- median open notice
- €550,669
Who wins in this market
Many suppliersGermany · Construction work
- different companies won awards here
- 12,419
- of the awards went to the three most frequent winners
- 1%
- buyers awarded contracts here
- 3,012
Based on 27,505 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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