Public contracts of Nantes Métropole · 2025
Surveillance des déplacements et suivi acoustique et vibratoire Barbin
€78k
maximum contract amount over 6 years — what was paid on it is not published
That is at most ~€13k a year on average: a maximum too.
Who won it
Sixense EngineeringIngénierie, études techniques · registered office Nanterre (92000) · headcount 250 to 499 employees · SIREN 392367041The competition
1 bid received
Median for this procedure in 2025: 3 bids, across 585 comparable contracts. Procedure with negotiation · awarded to 1 company
Open data publishes the winner and the bid count — never the identity of unsuccessful bidders.
Number 339 by amount of the 512 contracts Nantes Métropole published for 2025.
Other contracts of Sixense Engineering in Nantes Métropole
Diagnostic structurel du réservoir Nord2026 · maximum over 12 months38€kMarché subséquent Inspections détaillées des ouvrages d’art2026 · maximum over 4 months37€kDiagnostics structurels de la campagne 1 2026 des postes de relevage2026 · maximum over 12 months36€kContract details (procedure, price, amendments, lots)
Procedure : Procédure avec négociation
Price : Unitaire
Published amendments : 2
Subcontracting declared : yes
Contracts above €40,000 excluding VAT, as declared when they are awarded (DECP): contract amounts, not payments. Smaller contracts are not published; obviously wrong amounts are set aside.