CERTIFICATE OF COMPLETION
This is to certify that rosanna hope derwinhas 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
Nollaig Forrest
Chief Sustainability Officer Holcim
Holcim Academy Certificate:
Issued February 13, 2025
Valid Certificate ID
1a17a792eb7f4b4f99ab60a3dcdbfe39