CERTIFICATE OF COMPLETION
This is to certify that Claire Zieglerhas successfully completed the Holcim Academy Course for Sustainable Construction in
Life Cycle Stages of Construction Projects and Productsa program offered by Holcim.
Miljan Gutovic
Chief Executive Officer Holcim
Nollaig Forrest
Chief Sustainability Officer Holcim
Holcim Academy Certificate:
Issued March 27, 2025
Valid Certificate ID
6760eea9d4624d29a18c3828149a7696