CERTIFICATE OF COMPLETION
This is to certify that Moahmed Aziz Ghoulhas successfully completed the Holcim Academy Course for Sustainable Construction in
Introduction to Sustainable Constructiona program offered by Holcim.
Miljan Gutovic
Chief Executive Officer Holcim
Carmen Diaz
Chief People and Sustainability Officer Holcim
Holcim Academy Certificate:
Issued August 25, 2025
Valid Certificate ID
37cd3d87d4d743239996a769f58c0da5