CERTIFICATE OF COMPLETION
This is to certify that Amar Singhhas 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 4, 2026
Valid Certificate ID
028149d948074439ac05b9e574922fe9