CERTIFICATE OF COMPLETION
This is to certify that GERASIMOS KERAMIDAShas successfully completed the Holcim Academy Course for Sustainable Construction in
Low-Carbon Cement and Concretea program offered by Holcim.
Miljan Gutovic
Chief Executive Officer Holcim
Carmen Diaz
Chief People and Sustainability Officer Holcim
Holcim Academy Certificate:
Issued September 5, 2025
Valid Certificate ID
0688d1fe970b4ddd866fb00500af9cf7