CERTIFICATE OF COMPLETION
This is to certify that GERASIMOS KERAMIDAShas successfully completed the Holcim Academy Course for Sustainable Construction in
The Future of Regenerative Citiesa program offered by Holcim.
Miljan Gutovic
Chief Executive Officer Holcim
Carmen Diaz
Chief People and Sustainability Officer Holcim
Holcim Academy Certificate:
Issued July 17, 2026
Valid Certificate ID
974cc6993df349058e21537f11bf39a4