Roald Brouwer is the Chief Technology Officer (CTO) of Amrize Ltd (AMRZ), a North American building materials company spun off from Holcim in 2025.( In this role, he oversees technology strategy, bringing expertise in decarbonization and energy transition.(

Brouwer previously served as Holcim’s Senior Vice President and Group Head of Decarbonization from 2022 to 2025, and before that, held key positions at Shell plc from 2014 to 2022, including Director of Energy Transition Technologies, Global Technology Deployment Consultant, Team Lead for the Carmon Creek Field Development Project, and Reservoir Engineering Advisory for Heavy Oil.( He holds a Master of Science in Geochemistry from Utrecht University and a PhD in Petroleum Engineering from Delft University of Technology.( As a corporate insider, Brouwer has demonstrated confidence in Amrize through multiple stock purchases, including 4,000 shares on October 31, 2025, at prices around $51.76-$51.78 (totaling approximately $207,100), 2,000 shares on August 27, 2025, at $51.88, and additional shares in early August 2025.(

Written by Perplexity from public sources.

Filings come from SEC EDGAR. Not investment advice.