The Aperlena Verdict
Open raceNo supplier dominates: 3 different companies have won the last 3 comparable contracts from this buyer over 5 years. This is a genuinely open race.
Based on 3 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 concerns the installation of heating, ventilation and air conditioning systems. The contract covers the renovation of the Kalktarren school complex in Switzerland, specifically lot (BKP) 242/243/246 covering heating and refrigeration systems. The buyer is seeking submissions for the execution of these heating and cooling works. Interested companies are referred to the official tender documents for full details on how to participate and on the requirements for bidders.
Description
Terms of the procedure
- How tenders are scored
- Quality
As the official notice states them.
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.
- The notice is written in German.
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) 2 days ago
What this buyer has paid before
Based on 3 comparable contracts this buyer awarded in this sector over the last 4 years.
- Median award
- €998,617
- Middle half of past awards
- €645,771 to €1.9M
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.
Most recent awards
- Schweiz - Dachdeckarbeiten - Wohnen am Stadtpark: BKP 224 Bedachungsarbeiten €998,617
- Schweiz - Sonnenschutzarbeiten - Wohnen am Stadtpark €292,925
- Schweiz - Einbau von Türen und Fenstern sowie Zubehör - Wohnen am Stadtpark €2,718,637
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 Schlieren, Bereich Liegenschaften
- notices in the register
- 26
- awards
- 5
- awarded in total
- €4.4M
Who wins its contracts
- of its calls state an estimated value
- 0%
Who usually wins this buyer's contracts in this sector
| Company | Wins | Total awarded | Last win |
|---|---|---|---|
| DE_Gawo Gasser AG | 1 | €2.7M | Jan 2026 |
| DE_Abdichtungsbau Durrer AG | 1 | €998,617 | Jun 2026 |
| DE_Schenker Storen AG (Schönenwerd) | 1 | €292,925 | Jan 2026 |
Based on 3 awards with a linked company profile over the last 5 years.
15 open tenders right now
- Kalktarren Schoolhouse, Renovation of the School Complex: BKP 250 Plumbing Installations 6 days left
- Kalktarren School Building, Renovation of the School Complex: Section BKP 230 Electrical Installations 6 days left
- Kalktarren Schoolhouse, Renovation of the School Complex: BKP 211 Masonry and Concrete Works 6 days left
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
- 19,765
- median open notice
- €554,000
Who wins in this market
Many suppliersSwitzerland · Construction work
- different companies won awards here
- 1,446
- of the awards went to the three most frequent winners
- 2%
- buyers awarded contracts here
- 560
Based on 2,831 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)
- 4.4
- of those lots received a single tender
- 8%
- of the awards went to companies based in another country
- 1%
- of the tenders came from 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.
Similar tenders
Open now
Awarded before
Never miss a tender like this
298 new notices in Construction work in Switzerland in the last 7 days. Get an email when new ones appear. Free.
Set up my alertOr follow just its CPV code, Heating, ventilation and air-conditioning installation work: an email when new tenders arrive under it, no account needed.