CERTIFICATE OF COMPLETION
This is to certify that Sadman Hossainhas successfully completed the Holcim Academy Course for Sustainable Construction in
Thermal Performance of Concrete Buildingsa program offered by Holcim.
Miljan Gutovic
Chief Executive Officer Holcim
Carmen Diaz
Chief People and Sustainability Officer Holcim
Holcim Academy Certificate:
Issued May 26, 2026
Valid Certificate ID
ece9ee9cd48448eda979c2823ab0ecb5