The Aperlena Verdict
Open raceNo supplier dominates: 7 different companies have won the last 7 comparable contracts from this buyer over 5 years. This is a genuinely open race.
- Expected final price vs the published estimate
- +5.4%
Based on 7 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 buyer is procuring engineering services under Part 4 Section 2 of the HOAI (German fee regulations for architects and engineers) for the comprehensive energy refurbishment of the New State Gallery (Neue Staatsgalerie) at Konrad-Adenauer-Strasse 28/30 in Stuttgart, Germany. The scope covers two lots: renovation of the sanitary facilities including new sanitary risers and removal of existing refrigeration systems, and renovation of public and non-public sanitary areas, roof drainage, complete renewal of air conditioning systems with highly efficient heat recovery, and renewal of heating technology including a new district heat transfer station. Applications must use the buyer's prescribed participation form available at the stated web address, and bidders must submit declarations under Section 5 LTMG. Procedure reference: 26-79155.
Description
Official source
Source: TED - Tenders Electronic Daily (Publications Office of the EU)
Always verify details on the official notice.
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Last verified against TED - Tenders Electronic Daily (Publications Office of the EU) 1 month ago
More from this buyer
Full buyer profile17 open tenders right now
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- Plastering works - Alte Staatsgalerie Stuttgart, restoration plaster and stucco works, lot 3 DA 3.6 ASG 12 days left
- Demolition works - New construction of a residential building with multifunctional seminar areas, shoring and demolition works No deadline published
Who usually wins this buyer's contracts in this sector
| Company | Wins | Total awarded | Last win |
|---|---|---|---|
| Ingenieurbüro Henne & Walter GmbH & Co.KG | 1 | €1.1M | Aug 2026 |
| Dietrich Untertrifaller Architekten ZT GmbH | 1 | €511,392 | Aug 2026 |
| Dälken GmbH | 1 | €431,024 | Jun 2026 |
| Dannien Roller Architekten + Partner PartG mbB | 1 | €335,790 | Aug 2026 |
| KIENLE Beratende Ingenieure GmbH | 1 | €267,557 | Feb 2026 |
Based on 7 awards with a linked company profile over the last 5 years.
What this buyer has paid before
Based on 6 comparable contracts this buyer awarded in this sector over the last 4 years.
- Lower quartile
- €284,616
- Median award
- €383,407
- Upper quartile
- €491,300
This tender is estimated 167.9% above that median
Most recent awards
- Engineering services - Engineering services under Part 4 Section 2 HOAI €174,666
- Architectural services - Architectural services under Part 3 Section 1 HOAI €511,392
- Architectural services - Architectural services under Part 3 Section 1 HOAI €335,790
- Dienstleistungen von Ingenieurbüros - Ingenieurleistungen nach Teil 4 Abschnitt 2 HOAI €1,091,079
- Dienstleistungen von Architekturbüros - Architektenleistungen nach Teil 3 Abschnitt 1 HOAI €431,024
Award values as published by the official sources. Use them as a guide, not a rule: scope, lots and duration differ between contracts.
Change history
Every time an official source republished this notice with different content. We watch every source we index, including regional copies of the same notice.
-
Read before bidding
- Estimated value: Set to €1,027,255
- Scope and criteria: The description was expanded. Re-read it before you bid.
- Estimated value: Set to €1,027,255
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Similar tenders
1
day left
€700,000
est. value
Market context
- Avg. open tender · Architecture & engineering services
- €9,546,126
- Buyer track record on Aperlena
- 59 notices tracked · 22 awarded
- €15,410,617 in awarded contracts
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