CERTIFICATE OF COMPLETION
This is to certify that Gürkan Erkalhas successfully completed the Holcim Academy Course for Sustainable Construction in
Introduction to Sustainable Constructiona program offered by Holcim.
Miljan Gutovic
Chief Executive Officer Holcim
Nollaig Forrest
Chief Sustainability Officer Holcim
Holcim Academy Certificate:
Issued February 19, 2025
Valid Certificate ID
6cf855f139dc4c13a261c5b9732bbba4