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US: Giant Cement Holding (GCH) has appointed Michael Greto as its Vice President of Supply Chain.

Greto joined GCH’s cement division in 2008 and previously worked as the company’s Director Of Logistics from 2019. He holds an undergraduate degree in transportation economics from Embry-Riddle Aeronautical University and Advanced Studies APICS Certifications in Supply Chain Management from Villanova University.

GCH, a subsidiary of Fortaleza Materiales, consolidates US-based cement companies Giant Cement, Keystone Cement, Dragon Products and energy recovery operations through Giant Resource Recovery.

India: Christian Pfeiffer has appointed Krishna Mohan Gundapaneni as its Area Sales Manager for South East Asia.

Gundapaneni previously worked for FLSmidth in India from 2008 in a variety of sales roles starting as its Deputy General Manager - Project Sales. He became the equipment supplier’s Area Sales Manager - Pyro & Grinding - Capital Products at the start of 2024. Prior to working for FLSmidth he was the Deputy Manager – Marketing for Fives Cail KCP. He holds a bachelor of technology in mechanical engineering from the Velagapudi Ramakrishna Siddhartha Engineering College and a master of business administration from Andhra University.

Egypt: Titan Egypt has appointed Amr Reda as its CEO. Reda has worked for Lafarge and related companies since 2008 starting as the Chief Financial Officer (CFO) for Lafarge Pakistan Cement. He then became the Country CEO for Lafarge Pakistan in 2012 and the Country CEO for Lafarge Jordan in 2015. Prior to holding positions with Lafarge, Reda held senior finance positions for subsidiaries of Heineken and 3M in Egypt. He is a business graduate from the American University in Cairo and holds a master of business administration (MBA) from the same institution.

Colombia: Holcim Colombia has appointed Martín Costanian as its CEO. He succeeds Marco Maccarelli in the position, who has been appointed as the CEO for Holcim Switzerland, Italy, South Germany and Haut Rhin.

Costanian, a Uruguayan national, has worked for Holcim since 2019 when he joined the group as the Chief Financial Officer for Holcim México. He later joined the group’s Strategy and Growth Directorate in early 2024. Earlier in his career he held finance roles for Keurig Dr Pepper and 3M, and has held roles with Kraft Foods Group. Costanian is a science and business graduate from the Universidad Católica del Uruguay and holds a master of business administration (MBA) from the Carlson School of Management, part of University of Minnesota.

Ireland: Ecocem has appointed Ghizlane Ruf as its Chief of Staff. The role will see her work with the company’s senior executives to prioritise strategic business decisions and enhance team efficiency. She has been in post since the start of 2024.

Ruf previously worked for LafargeHolcim from 2016 to 2022 in a variety of customer service roles eventually becoming the Head of Customer Services for Cements and Aggregates and Standards France. She has also worked for Salesforce and Teksial.