Investor Presentaiton

LATEST ESG ACHIEVEMENTS GCC GCC was awarded a “B” rating in Carbon Disclosure Project (CDP) climate rating in 2023 . GCC was awarded a “C” rating in CDP water in 2023 Pueblo and Rapid City cement plants earned the 2023 EPA Energy Star certification since 2018 and 2020, respectively Tijeras plant won the PCA's Safety Innovation Award for pyroprocessing Odessa plant won the PCA's Chairman's Safety Performance Award • Mexico Division was certified as a Great Place to Work® since 2015 . U.S. Division was certified as a Great Place to Work® since 2019 2023 ENERGY STAR CERTIFIED energy FACILITY ENERGY STAR www.energystar.gov Great Place To WorkⓇ Certified NOV 2023 - NOV 2024 México GCC was awarded by the Mexican Center for Philanthropy since 2005 CO2 emissions reduction targets (aligned to WB2C) were validated by the Science Based Targets initiative since 2023 Our Scope 1 and 2 emissions data have been validated by a third party (KPMG) since 2022 GCC released its first Task Force on Climate-related Financial Disclosures (TCFD) Report in 2023 GCC's CO2 emissions decreased to 707 kg CO2 in 2023 from 741 kg CO2 in 2022; a 4.6% record reduction 100% and 40% of the electricity consumed at the Odessa and Rapid City plants, respectively, comes from renewable sources in 2023 GCC's CEO, Enrique Escalante, was elected to GCCA's board of directors in 2022 GCC is part of GCCA's research network, Innovandi Great Place To Work®Ⓡ Certified ESR JAN 2023-JAN 2024 USA TM EMPRESA SOCIALMENTE RESPONSABLE 32 32

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