CERTIFICATE OF COMPLETION
This is to certify that Rawda Bahnacyhas 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 February 25, 2026
Valid Certificate ID
ffadf6df277f4073af6c970888270c0a