CERTIFICATE OF COMPLETION
This is to certify that Ajanwachukwu Nsonna Joyhas successfully completed the Holcim Academy Course for Sustainable Construction in
Designing with Concretea program offered by Holcim.
Miljan Gutovic
Chief Executive Officer Holcim
Carmen Diaz
Chief People and Sustainability Officer Holcim
Holcim Academy Certificate:
Issued November 7, 2024
Valid Certificate ID
7b14ddd2e0b647208bb66993ebdab782