Public contracts of Guyancourt · 2026 · Construction and buildings

Travaux pour installation d’une gestion technique centralisée au groupe scolaire Fromont Politzer

€90k

maximum contract amount over 4 months — what was paid on it is not published

Signed on 5 January 2026 · ended around May 2026 · 4 months

Who won it

Alter WattIngénierie, études techniques · registered office Paris (75020) · headcount 20 to 49 employees · SIREN 883145476

The competition

1 bid received

Median for this procedure in 2026: 3 bids, across 20741 comparable contracts. Simplified procedure · awarded to 1 company

Open data publishes the winner and the bid count — never the identity of unsuccessful bidders.

Number 13 by amount of the 18 contracts Guyancourt published for 2026. It belongs to the policy Schools.

Contract details (procedure, price, amendments, lots)

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

Price : Forfaitaire

Published amendments : none

Subcontracting declared : no

Environmental considerations : Critère environnemental, Clause environnementale

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.