Who keeps winning — TenderRadar competitor leaderboard

DE_Koster AG Holzwelten

1 recorded win · €1.6M total awarded value (where disclosed).

Published	Title	Buyer	Awarded
2026-10-15	BAV 80746 Schulanlage Triemli, In der Ey, Ersatzneubau - BKP 273.0 Innentüren aus Holz	HBD - Amt für Hochbauten (AHB) CH	€1,567,899