The Aperlena Verdict
Open raceNo supplier dominates: 8 different companies have won the last 8 comparable contracts from this buyer over 5 years. This is a genuinely open race.
Based on 8 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 construction works to bring the electrical installations and the fire safety system (SSI) of the Chateau de Saint-Germain-en-Laye into compliance. The works cover the primary networks of the castle, from the metering room to the primary divisional board, and exclude the secondary networks, which will be addressed later. The scope includes new CFO vertical risers, branch connections, upgrading or replacement of primary divisional boards, removal of obsolete installations, compliance of the fire safety system, smoke extraction in some staircases and 2 relay outlets in the courtyard. Works are supervised by two project managers: Alternet and chief architect Gwendoline Thepaut.
Description
Official source
Source: BOAMP - Bulletin officiel des annonces de marchés publics (DILA)
Always verify details on the official notice.
Last verified against BOAMP - Bulletin officiel des annonces de marchés publics (DILA) 1 month ago
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More from this buyer
Full buyer profile10 open tenders right now
- Construction works - Reinforcement and restoration of the Notre-Dame-de-l'Assomption Cathedral in Montauban - Lot no. 1A - Masonry / cut stone - special foundations - AO 12 days left
- Compliance upgrade of electrical installations and fire safety system at the Chateau de Saint-Germain-en-Laye 12 days left
- Services concession for the installation and operation of an advertising display space on the scaffolding tarps of the north facade of the Hotel national des Invalides 21 days left
Who usually wins this buyer's contracts in this sector
| Company | Wins | Total awarded | Last win |
|---|---|---|---|
| PREMYS; DESAMIANTAGE FRANCE DEMOLITION | 1 | €27.2M | Jul 2026 |
| ENTREPOSE ECHAFAUDAGES | 1 | €15.0M | Dec 2025 |
| BOUYGUES ENERGIES & SERVICES | 1 | €12.1M | Apr 2026 |
| DUBOCQ; BALAS; ATELIERS DLB; UTB | 1 | €6.3M | Nov 2025 |
| LES ATELIERS AUBERT LABANSAT | 1 | €5.2M | May 2026 |
Based on 8 awards with a linked company profile over the last 5 years.
What this buyer has paid before
Based on 8 comparable contracts this buyer awarded in this sector over the last 4 years.
- €4.1M
- Lower quartile
- €5.7M
- Median award
- €12.8M
- Upper quartile
Most recent awards
- Travaux de désamiantage - GROUPEMENT PREMYS/DFD €27,210,000
- Travaux de construction - Château de Versailles - SD2 BIS - CCN Mise en conformité des réseaux, mise en sécurité et en sûreté, traitement climatique du Corps Central Nord (C.C.N.) phase 2 €5,153,230
- Travaux de gros œuvre - Château de Versailles- Mise en conformité des réseaux, mise en sécurité et sûreté, traitement climatique du CORPS CENTRA LNORD, phase 2. €1,130,000
- Travaux d'installations électriques - CHATEAU DE VERSAILLES Mise en conformité des réseaux, mise en sécurité et sûreté, traitement climatique du CORPS CENTRAL NORD, phase 2 €12,121,205
- Travaux de construction de bâtiments à usage artistique et culturel - 2604467-ATELIERS SAINT-ROCH €1,090,357
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.
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- Main CPV code: 45000000
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Market context
- Avg. open tender · Construction work
- €31,469,117
- Buyer track record on Aperlena
- 82 notices tracked · 15 awarded
- €73,835,223 in awarded contracts
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