The Aperlena Verdict
Open raceNo supplier dominates: 42 different companies have won the last 46 comparable contracts from this buyer over 5 years. This is a genuinely open race.
Based on 46 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 German Bundesrat is procuring the installation of a photovoltaic system as part of the electrical, security and information technology installations according to DIN 18382 for its new extension with visitor centre at Leipziger Strasse 2-4 in Berlin-Mitte. The works include approximately 175 PV modules, around 4 inverters, DC string switches, surge protection, feed-in and yield meters, grid security management and fire alarm de-energisation, plus four years of maintenance. The project targets a BNB Silver certification, requiring low-waste, low-noise and low-dust site practices with monthly site inspection reports and FSC or PEFC chain of custody certificates for wood products. Works run from November 2026 to March 2028.
Description
Can I bid?
- Open procedure: any interested supplier may submit a bid. Above the EU threshold: open to companies from any EU country.
- The notice is written in German.
- Certificates from another EU country? Check the equivalents on eCertis
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 weeks ago
More from this buyer
Full buyer profile23 open tenders right now
- Construction works - Bundesrat extension with visitor centre - Joinery works 2 days left
- Construction works - German Historical Museum - IT renovation and modernisation - Carpentry and joinery - Protective measures - 2182/2026 4 days left
- Construction works - Federal Ministry for the Environment, Nature Conservation, Nuclear Safety and Consumer Protection - Extension building - Low-voltage systems - Procurement 1348/2026 5 days left
Who usually wins this buyer's contracts in this sector
| Company | Wins | Total awarded | Last win |
|---|---|---|---|
| SPOMA Parkett und Ausbau GmbH | 2 | €3.6M | Sep 2026 |
| Lindner SE | 2 | €2.8M | May 2026 |
| Hans Timm Fensterbau GmbH & Co. KG | 2 | €1.8M | Sep 2026 |
| Förster Metallbauelemente GmbH | 2 | €1.4M | Aug 2026 |
| BG Hofmann Naturstein GmbH & Co. KG und F.X. Rauch GmbH & Co. KG | 1 | €8.1M | Apr 2026 |
Based on 46 awards with a linked company profile over the last 5 years.
What this buyer has paid before
Based on 46 comparable contracts this buyer awarded in this sector over the last 4 years.
- Lower quartile
- €384,609
- Median award
- €864,898
- Upper quartile
- €1.3M
Most recent awards
- Installation of ventilation and air conditioning systems - UBA - Conversion Bismarckplatz - Ventilation systems to DIN 18 379 - Tender No. 2810/2025 €1,665,053
- Building works - Federal Institute for Real Estate Tasks - Complete renovation of the BImA headquarters - Joinery works - Award 956/2026 €846,804
- Construction work - Federal Foreign Office renovation and extension - Dry construction works including raised floors and metal grid ceilings 1 - Award 1436/2023 €3,054,225
- Carpentry works - Federal Institute for Real Estate Services - Basic renovation of the BImA head office - Joinery, glazing and painting works - Award 900/2026 €983,280
- Building works - Complete renovation of the BImA head office - Roof sealing and plumbing works - Award 824/2026 €1,335,384
Award values as published by the official sources. Use them as a guide, not a rule: scope, lots and duration differ between contracts.
Market context
- Avg. open tender · Construction work
- €32,301,363
- Buyer track record on Aperlena
- 170 notices tracked · 50 awarded
- €50,640,548 in awarded contracts
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