CERTIFICATE OF COMPLETION
This is to certify that Abderrahmene Mehdi MANSOURIhas 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 September 3, 2026
Valid Certificate ID
e2dfca3c239e4b17a10ec2c7ff006b13