


CERTIFICATE OF COMPLETION
This is to certify that Chukwuemerie Acharahas successfully completed the Holcim Academy Course for Sustainable Construction in
Concrete Essentials—Basic Properties of Concretea program offered by Holcim.

Miljan Gutovic
Chief Executive Officer Holcim

Carmen Diaz
Chief People and Sustainability Officer Holcim
Holcim Academy Certificate:
Issued November 15, 2024
Valid Certificate ID
cc85cd6c164f44f99cb66305b52089ca