The Aperlena Verdict
Open raceNo supplier dominates: 12 different companies have won the last 12 comparable contracts from this buyer over 5 years. This is a genuinely open race.
- -23.6%
- Expected final price vs the published estimate
Based on 12 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 procurement concerns the installation of mechanical ventilation systems for a school building extension. The existing building will be complemented by an extension consisting of four above-ground floors and one basement, connected to the existing school building on the south side via a link building. Ventilation systems are planned for the internal sanitary rooms, the kitchen, the technical and auxiliary rooms in the basement, the multi-purpose room, and the classrooms and group rooms, with ventilation designed to meet indoor air quality requirements according to VDI 6040. Various ventilation systems are foreseen for this purpose.
Description
Official source
Source: TED - Tenders Electronic Daily (Publications Office of the EU)
Always verify details on the official notice.
Last verified against TED - Tenders Electronic Daily (Publications Office of the EU) 2 days ago
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Who usually wins this buyer's contracts in this sector
| Company | Wins | Total awarded | Last win |
|---|---|---|---|
| Wahl Elektrotechnik GmbH | 1 | €2.3M | May 2026 |
| Forth Elektrotechnik GmbH | 1 | €1.5M | Jan 2026 |
| Wärme + Wasser GmbH | 1 | €834,508 | Mar 2026 |
| Silentas GmbH | 1 | €734,594 | Jan 2026 |
| H.O. Schlüter GmbH | 1 | €682,695 | Apr 2026 |
Based on 12 awards with a linked company profile over the last 5 years.
What this buyer has paid before
Based on 12 comparable contracts this buyer awarded in this sector over the last 4 years.
- €216,791
- Lower quartile
- €518,123
- Median award
- €759,573
- Upper quartile
This tender is estimated 29.4% below that median
Most recent awards
- Bautischlerei-Einbauarbeiten - Tischlerarbeiten - Einbauten €182,691
- Rohbauarbeiten - Erweiterter Rohbau €201,109
- Installation von Fernmeldeanlagen - Elektro-, Starkstrom-, Fernmelde- und Informationstechnische Anlagen €2,283,853
- Dachdeckarbeiten und Spezialbauarbeiten - Dachabdichtungs- und Klempnerarbeiten €272,095
- Installation von Aufzügen - Aufzugsanlage €54,665
Award values as published by the official sources. Use them as a guide, not a rule: scope, lots and duration differ between contracts.
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Market context
- Avg. open tender · Construction work
- €31,608,317
- Buyer track record on Aperlena
- 49 notices tracked · 19 awarded
- €22,387,680 in awarded contracts
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