People

Argentina: Holcim Argentina has appointed Sergio Vaimberg as its Chief Marketing Officer. He joined Holcim in mid-2020 with roles in Argentina and Mexico, according to the Norte en Linea newspaper. Prior to this he worked mostly for Coca-Cola in Argentina. Vaimberg is a certified public accountant, holds a Master of Business Administration (MBA) and has a postgraduate degree in leadership from the Harvard Business School.

UK: Ecocem has appointed Olivier Guise appointed as its Executive Director for Strategy, Technology and New Business. The newly created role will see him join the Ecocem executive team to develop and operate the company’s strategy and to accelerate progress in bringing products to the global cement and concrete market.

Guise holds over 17 years of experience working in the construction materials industry, having been General Manager of Cement and ExCo at LafargeHolcim France until 2021. Prior to this, he held various roles at LafargeHolcim across both its French and Algerian markets, including General Manager of the Aggregates Business in the South of France, Innovation and Route to Market Director and Cement Capacity Development Director.

US: Mississippi Lime has appointed Fiona Woody as its Director of Sustainability and ESG (environmental, social and corporate governance). Prior to this she worked as Sustainability Excellence Manager at Bayer from 2018 and in a variety of roles at Monsanto since 2021. Woody holds a Bachelor of Arts with an emphasis in communication from Arizona State University.

Qatar: Essa Muhammed Ali Kaladari has been appointed as the new chief executive officer of Qatar National Cement Company. He succeeds Mohammed Ali Al Sulaiti who has resigned with effect from the end of January 2022.

Austria: Stefan Schriebl has been appointed as Head of Corporate Development for Wietersdorfer Group. He will be responsible in his new role for the sustainability and digitisation management of the company. Prior to joining the Wietersdorfer Group, Schriebl worked at the former BASF subsidiary MBCC Group in Austria as technical manager for concrete admixtures and at the refractory manufacturer RHI Magnesita as senior vice president for research and development in Europe.