Amrize Appoints Mario Gross as New President of Building Envelope

Amrize Ltd has named Mario Gross as the new President of its Building Envelope division, following Jake Gosa's decision to step down. The transition, effective from September 11, 2026, marks a key leadership change for the company. Gross is a seasoned executive, having served as Amrize’s Chief Supply Chain Officer since June 2025, and previously as Chief Operating Officer for the Building Envelope segment.

Chairman and CEO Jan Jenisch praised Gross for his operational expertise and past achievements in commercial and residential roofing, weatherproofing, and insulation systems. Jenisch emphasized the importance of this strategic appointment in achieving growth and operational efficiency. This change comes at a time when Amrize is focused on delivering long-term growth in the construction market across North America. Gosa's contributions were acknowledged, and he is wished success in his future endeavors.