Public contracts of Chelles · 2025 · Professional services

Études techniques : isolation, chauffage, menuiseries extérieures, CTA

€168k

maximum contract amount over 18 months — what was paid on it is not published

Signed on 20 May 2025 · running until about November 2026 · 18 months

Ongoing19 Nov 2026

That is at most ~€112k a year on average: a maximum too.

Company selected

—Ingénierie, études techniques · registered office Lille (59800) · headcount 1 or 2 employees · SIREN 518695077

A contract awarded to a consortium of 2 holders; above, the main holder. With it: SARL Op-en. The amount is the whole contract’s: the DECP does not publish each holder’s share.

The competition

24 bids received

Median for this procedure in 2025: 3 bids, across 49692 comparable contracts. Simplified procedure · awarded to 2 companies

Open data gives the contract holder and the number of bids. The identity of unsuccessful bidders is not published.

Number 23 by amount of the 66 contracts Chelles published for 2025.

Other contracts of in Chelles

Missions de coordonnateur sécurité et protection de la santé2025 · maximum over 18 months6€k

Contract details (procedure, price, amendments, lots)

Procedure : Adapted procedure: the lighter procedure allowed under the EU thresholds

Price : Forfaitaire

Published amendments : 1

Subcontracting declared : no

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.