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Assessment of engineering structures within Paris and on railway land, lot 1

Contract 2025S122000000 · notified in 2025

In 2025, the City of Paris awarded contract 2025S122000000, "Assessment of engineering structures within Paris and on railway land, lot 1" (services, diagnostics pour maîtrise d'ouvrage opération btp, urbanisme), to Sixense Engineering for a maximum of €2M.

Source: the City's contract list, opendata.paris.fr, data as of 29 September 2026.

Original label (the City's contract list) : « SA3 ACBC EVAL OUVRAGES ART_INTRAMUROS&DOMAIN FERROVIAIRE_LT1 » · SERVICES · Diagnostics for project owners (construction, urban planning)

€2M
contract ceiling — what was paid on it is not published
Signed on 15 December 2025 · running until about December 2029 · 4 yrs
Ongoing14 Dec 2029

Company selected

Sixense Engineeringregistered office Nanterre (92000) · headcount 250 to 499 employees · SIRET 39236704100200

Contract no. 2025S122000000 · scope M57 Ville · See this contract’s exact record on opendata.paris.fr ↗

See also

Other contracts with this supplier

Structural diagnostics of municipal buildings, lot 1Signed in 2016€2.4MDiagnosis of metal structures, lot 3Signed in 2013€2MExpertise, recommendations and monitoring of existing buildings (building pathology), lot 1Signed in 2024€1.6M

Overview

Every contract of Sixense Engineering12 contracts with the City · signed in 2025€2.1MDiagnostics for project owners (construction, urban planning) contracts, 2025The category's biggest contracts and suppliersThe City’s contracts in 2025The year’s total, purchase categories and largest contracts€4.86B