ENGIE Deutschland wins HVAC contract for Mainz data center expansion

Mainzer Stadtwerke AG awarded ENGIE Deutschland GmbH a contract for heating, ventilation and air-conditioning installation work for the expansion of the ARZ Mainz data center in Mainz, Germany. The contract award was published on 16 October 2026.

“Leistungserweiterung des Rechenzentrums ARZ Mainz, Walter-Hallstein-Straße 20, Mainz für die Mainzer Stadtwerke AG, Los 2: Kältetechnische Anlagen”eutenders.initask.com

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• eutenders.initask.comHeating, ventilation and air-conditioning installation work contract award in Germany:… | 716566-2026Oct 16, 2026

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