Abiopharma

Heidelberg Materials AG, together with its subsidiaries, produces and distributes cement, aggregates, ready-mixed concrete, and asphalt worldwide. It provides cement products; natural stone aggregates, including sand and gravel; crushed aggregates comprising stone chippings and crushed stones; and ready-mixed concrete for use in the construction of tunnels or bridges, office buildings, or schools, as well as to produce precast concrete parts, such as stairs, ceiling elements, or structural components. The company offers asphalt; and trades in cement, clinker, secondary cementitious materials, solid, alternative fuels, other building materials, and additives.

Additional info from OTC:
Heidelberg Materials AG, together with its subsidiaries, produces and distributes cement, aggregates, ready-mixed concrete, and asphalt worldwide. It provides cement products; natural stone aggregates, including sand and gravel; crushed aggregates comprising stone chippings and crushed stones; and ready-mixed concrete for use in the construction of tunnels or bridges, office buildings, or schools, as well as to produce precast concrete parts, such as stairs, ceiling elements, or structural components. The company offers asphalt; and trades in cement, clinker, secondary cementitious materials, solid, alternative fuels, other building materials, and additives.