CERTIFICATE OF COMPLETION
This is to certify that Juan Antonio Rocha Alvarezhas successfully completed the Holcim Academy Course for Sustainable Construction in
Nociones fundamentales sobre el hormigóna program offered by Holcim.
Miljan Gutovic
Chief Executive Officer Holcim
Carmen Diaz
Chief People and Sustainability Officer Holcim
Holcim Academy Certificate:
Issued August 27, 2026
Valid Certificate ID
7e1801c478de4df0811e6b7dc515fd05