The Aperlena Verdict
Open raceNo supplier dominates: 4 different companies have won the last 4 comparable contracts from this buyer over 5 years. This is a genuinely open race.
Based on 4 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 summaryThis tender covers the supply, installation, commissioning and adjustment of complete heating installations for the extension and renovation of the Langwiesen school building. The works include renewing and extending the heat supply for the existing buildings and the new multi-purpose hall. The existing buildings will be heated by 40 geothermal probes, each 135 m deep (submitted separately), and two brine-to-water heat pumps, replacing the existing gas boilers. The new multi-purpose building will receive two air-to-water heat pumps plus a booster heat pump for hot water preparation. The scope also covers adapted heat distribution in the existing buildings, underfloor heating and air heaters in the new building, free cooling, hot water storage tanks and measurement, control and regulation technology.
Description
Official source
Source: simap.ch - Swiss public procurement platform
Always verify details on the official notice.
Last verified against simap.ch - Swiss public procurement platform 1 week ago
More from this buyer
Full buyer profile16 open tenders right now
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- Langwiesen School Building Extension and Renovation; BKP 261 Elevators 25 days left
Who usually wins this buyer's contracts in this sector
| Company | Wins | Total awarded | Last win |
|---|---|---|---|
| DE_Baltensperger AG Holzbau | 1 | €4.2M | Mar 2026 |
| DE_Brogle GmbH | 1 | €624,449 | Apr 2026 |
| DE_BAC pool systems AG | 1 | €342,247 | Mar 2026 |
| DE_Klarer Fenster AG | 1 | €221,056 | Feb 2026 |
Based on 4 awards with a linked company profile over the last 5 years.
What this buyer has paid before
Based on 4 comparable contracts this buyer awarded in this sector over the last 4 years.
- €311,949
- Lower quartile
- €483,348
- Median award
- €1.5M
- Upper quartile
Most recent awards
- Schweiz - Bauarbeiten - Ersatzneubau Quartieranlage Eichwäldli; BKP 214 Montagebau in Holz €624,449
- Schweiz - Bauarbeiten - Freibad Geiselweid Winterthur, Abdeckung Olympiabecken, BKP 279 Beckenabdeckung €342,247
- Schweiz - Bauarbeiten - SH Rychenberg, Holzmodulbau, TU-Submission; BKP 214 Montagebau €4,173,569
- Schweiz - Bauarbeiten - Sanierung Waaghaus, Marktgasse 25, 8400 Winterthur, BKP 221.0 Fenster aus Holz €221,056
Award values as published by the official sources. Use them as a guide, not a rule: scope, lots and duration differ between contracts.
Similar tenders
Market context
- Avg. open tender · Construction work
- €31,286,869
- Buyer track record on Aperlena
- 30 notices tracked · 11 awarded
- €7,322,147 in awarded contracts
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