SCHEDULE A
Inversiones ASPI S.A.
| Name | Title | Present Occupation | Present Business Address | Citizenship |
| Norberto German Ledea | Member of the Board of Directors | Chief Executive Officer – Holcim Peru | Av. Santo Toribio 173 y Via Central 125, Edificio Real 8 San Isidro, oficina 301, 15073, Peru | Argentina |
| Sara Jiménez Fandiño | Member of the Board of Directors | Regional General Counsel – Holcim LATAM | Calle 113 No. 7 - 45, Piso 12, Torre B, Edificio Teleport Business Park, CO - Santafé de Bogotá D.C., Colombia | Colombia |
| Wilter Fernando Vera Franco | Member of the Board of Directors | Chief Financial Officer – Holcim Peru | Av. Santo Toribio 173 y Via Central 125, Edificio Real 8 San Isidro, oficina 301, 15073, Peru | Ecuador |
Holcim Ltd
| Name | Title | Present Occupation | Present Business Address | Citizenship |
| Miljan Gutovic | Member of the Executive Committee | Chief Executive Officer | Grafenauweg 10, 6300 Zug, Switzerland | Australia |
| Steffen Kindler | Member of the Executive Committee | Chief Financial Officer | Grafenauweg 10, 6300 Zug, Switzerland | Germany |
| Grant Earnshaw | Member of the Executive Committee | Region Head West Europe | Grafenauweg 10, 6300 Zug, Switzerland | Ireland, United Kingdom |
| Xavier Guesnu | Member of the Executive Committee | Region Head Central and East Europe | Grafenauweg 10, 6300 Zug, Switzerland | France |
| Martin Kriegner | Member of the Executive Committee | Region Head Asia, Middle East & Africa | Grafenauweg 10, 6300 Zug, Switzerland | Austria |
| Simon Rolf Kronenberg | Member of the Executive Committee | Region Head Latin America | Grafenauweg 10, 6300 Zug, Switzerland | Switzerland |
| Virginie Darbo | Member of the Executive Committee | Group Head of Strategy and M&A | Grafenauweg 10, 6300 Zug, Switzerland | France |
| Dragan Maksimovic | Member of the Executive Committee | Group Head of Building Systems | Grafenauweg 10, 6300 Zug, Switzerland | Serbia |
| Carmen Diaz Canabal | Member of the Executive Committee | Chief People and Sustainability Officer | Grafenauweg 10, 6300 Zug, Switzerland | Spain |
| Ramanathan Muthu | Member of the Executive Committee | Group Head of Operational Excellence | Grafenauweg 10, 6300 Zug, Switzerland | Switzerland |
| Alfonso Paradinas Aguilera | Member of the Executive Committee | Chief Marketing & Innovation Officer | Grafenauweg 10, 6300 Zug, Switzerland | Spain |
| Alexia Sommer | Member of the Executive Committee | Chief Communications Officer | Grafenauweg 10, 6300 Zug, Switzerland | USA, Germany |
| Lukas Urs Studer | Member of the Executive Committee | Group General Counsel | Grafenauweg 10, 6300 Zug, Switzerland | Switzerland |
| Kim Fausing | Chairman of the Board of Directors | Chief Executive Officer, Danfoss Group | Grafenauweg 10, 6300 Zug, Switzerland | Denmark |
| Philippe Camille V. Block | Member of the Board of Directors | Professor of Architecture, ETH | Grafenauweg 10, 6300 Zug, Switzerland | Belgium |
| Leanne Denise Geale | Member of the Board of Directors | Group General Counsel, Nestle SA | Grafenauweg 10, 6300 Zug, Switzerland | Canada |
| Catrin Hinkel | Member of the Board of Directors | Chief Executive Officer, Microsoft Switzerland | Grafenauweg 10, 6300 Zug, Switzerland | Germany |
| Naina Lal Kidwai | Member of the Board of Directors | Retired business executive | Grafenauweg 10, 6300 Zug, Switzerland | India |
| Ilias Laeber | Member of the Board of Directors | Chief Executive Officer, Spectrum Value Management Ltd | Grafenauweg 10, 6300 Zug, Switzerland | Switzerland |
| Michael H. McGarry | Member of the Board of Directors | Retired business executive | Grafenauweg 10, 6300 Zug, Switzerland | USA |
| Adolfo Orive Hernandez | Member of the Board of Directors | President and Chief Executive Officer, Tetra Pak | Grafenauweg 10, 6300 Zug, Switzerland | Mexico |
| Claudia Sender Ramirez | Member of the Board of Directors | Retired business executive | Grafenauweg 10, 6300 Zug, Switzerland | Brazil |
| Sven Schneider | Member of the Board of Directors | Chief Financial Officer, Infineon Technologies AG | Grafenauweg 10, 6300 Zug, Switzerland | Germany |