The Aperlena Verdict
Open raceNo supplier dominates: 13 different companies have won the last 16 comparable contracts from this buyer over 5 years. This is a genuinely open race.
Based on 16 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.
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.
- Documents in German.
- Certificates from another EU country? Check the equivalents on eCertis
Official source
Source: Datenservice Öffentlicher Einkauf (Bekanntmachungsservice)
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Last verified against Datenservice Öffentlicher Einkauf (Bekanntmachungsservice) 7 hours ago
What this buyer has paid before
Based on 16 comparable contracts this buyer awarded in this sector over the last 4 years.
- Median award
- €75,368
- Middle half of past awards
- €56,911 to €285,659
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
- Stromversorgungsanlagen - GS Steinhude - An-/Umbau zur Ganztagsschule - KG 442 PV -Anlage €74,520
- Bodenverlege- und Bodenbelagsarbeiten - GS Steinhude - An-/Umbau zur Ganztagsschule - 360 - Bodenbelag - 1. BA Bauteil C €60,477
- Bodenbelags- und Wandverkleidungsarbeiten - GS Steinhude - An-/Umbau zur Ganztagsschule - 240 Fliesen- und Plattenarbeiten - 1. BA Bauteil C €46,214
- Installateurarbeiten - GS Steinhude: An-/Umbau zur Ganztagsschule - Heizungstechnik, Bauteil C €312,300
- Estricharbeiten - GS Steinhude - An-/Umbau zur Ganztagsschule - Estricharbeiten- Bauteil C €63,625
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 Wunstorf
- notices in the register
- 82
- awards
- 43
- awarded in total
- €7.7M
Who wins its contracts
Many suppliers- different companies won its awards
- 23
- of the awards went to the three most frequent winners
- 26%
- of its calls state an estimated value
- 0%
Based on 27 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)
- 4.2
- of those lots received a single tender
- 12%
- of the awards went to companies based in another country
- 0%
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 |
|---|---|---|---|
| Helmecke Blitzschutz und Erdungsanlagen | 3 | €31,809 | Nov 2025 |
| H.G. Erdmann GmbH | 2 | €388,517 | Jun 2026 |
| Grübbel Generalunternehmer GmbH | 1 | €2.6M | Jan 2026 |
| Elektro Werk Eine Marke der HD-Werk GmbH | 1 | €812,018 | Jun 2026 |
| Hohenhaus Bauunternehmen GmbH | 1 | €313,075 | Sep 2025 |
Based on 16 awards with a linked company profile over the last 5 years.
4 open tenders right now
- Joinery installation works - GS Steinhude. Conversion and extension to all-day school - joinery works - fixed built-ins 17 days left
- Fire brigade uniforms - Supply of S-GARD operational clothing for the volunteer fire brigade 21 days left
- Architecture, engineering and testing services - Town of Wunstorf - Großenheidorn primary school extension and conversion into an all-day school No deadline published
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
- 20,149
- median open notice
- €559,898
Who wins in this market
Many suppliersGermany · Construction work
- different companies won awards here
- 12,376
- of the awards went to the three most frequent winners
- 1%
- buyers awarded contracts here
- 2,996
Based on 27,336 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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