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 summaryETH Zurich is procuring heritage-compatible renovation of window and French-door elements at its Main Building, a landmark structure designed by architect Gustav Gull between 1914 and 1925. The overall project covers 437 windows, divided into three lots: Lot 1 with 100 windows, Lot 2 with 99 windows, and Lot 3. The work includes painting and glazing as part of the facade renovation. The buyer is ETH Zurich in Switzerland.
Description
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.
Last verified against TED - Tenders Electronic Daily (Publications Office of the EU) 1 month ago
More from this buyer
Full buyer profile11 open tenders right now
- ETH Zurich, Main Building Renovation, Window Renovation, Lot 1, Lot 2, Lot 3 3 days left
- ETH Zurich, HBA, Replacement Building HXE, Functional General Contractor Tender 14 days left
- Switzerland - Building construction works - ETH Zurich, HBA, Replacement Building HXE, Functional Turnkey Tender 14 days left
Who usually wins this buyer's contracts in this sector
| Company | Wins | Total awarded | Last win |
|---|---|---|---|
| DE_Walo Bertschinger AG | 1 | €17.8M | May 2026 |
| DE_GGZ Gartenbau-Genossenschaft Zürich | 1 | €2.5M | Jul 2026 |
| DE_Demiri Gartenbau GmbH | 1 | €2.2M | Jun 2026 |
Based on 3 awards with a linked company profile over the last 5 years.
What this buyer has paid before
Based on 3 comparable contracts this buyer awarded in this sector over the last 4 years.
- Lower quartile
- €2.3M
- Median award
- €2.5M
- Upper quartile
- €10.1M
Most recent awards
- Schweiz - Landschaftsgärtnerische Arbeiten - ETH Zürich, Neugestaltung Wolfgang-Pauli-Strasse, Gärtnerarbeiten €2,464,153
- Schweiz - Bauleistungen im Hochbau - HPQ Neubau Labor und Bürogebäude, BKP 421 Umgebungsarbeiten €2,213,781
- Schweiz - Komplett- oder Teilbauleistungen im Hochbau sowie Tiefbauarbeiten - ETH Zürich, Neugestaltung Wolfgang-Pauli-Strasse €17,808,500
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
- €32,569,151
- Buyer track record on Aperlena
- 49 notices tracked · 27 awarded
- €37,915,727 in awarded contracts
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