Ola Schippert

Cimenteries CBR Cementbedrijven SA manufactures and markets cements. It offers products for building construction, public works, and civil engineering services. The firm also manufactures concrete. The company was founded in 1929 and is headquartered in Braine-l'Alleud, Belgium.

CDH Développement SA operates as a holding company with interests in the ornamental stones quarries industry. The company is headquartered in Brussels, Belgium.

Part of Heidelberg Materials AG, Ghacem Ltd. is a cement manufacturing company based in Tema, Ghana. Ghacem has produced over 30 million tons of cement since its inception and aims to continue being the biggest cement manufacturer in Ghana, supplying the market with good quality cement at a reasonable price. The Ghanaian company has invested over 52 million euros in expansion investment in Accra and Takoradi from 2012 to 2015 and has recently announced a 1.5 million tons state-of-the-art cement factory in Ghana worth 100 million dollars. Ghacem has played a significant role in Ghana's infrastructural development, having contributed to major iconic monuments and buildings across the country using Ghacem cement. Ghacem has a number of accredited distributors and direct customers throughout the country, and periodic meetings are held with them to establish necessary partnerships. The company was founded in 1967 and the CEO is Stefano Gallini. The company has acquired three international certificates for its operations since 2008, including ISO 14001, OHSAS 18001, and ISO 9001.