Duncan S. Gage

Giant Cement Holding, Inc. produces masonry cement and related aggregates. It operates limestone quarries in Portland and masonry cement-manufacturing facilities in South Carolina. The firm's products and services include cement, recycling and aggregates. The company was founded in 1883 and is headquartered in Summerville, SC.

Rinker Materials Corp. was engaged in producing heavy building materials. The firm supplied products to the construction and building materials industries. The company was founded in 1926 and was headquartered in Houston, TX.

Lafarge SA engaged in the production and marketing of building materials. It produces and sells cement, aggregates and ready-mix concrete. The company's building products and solutions were used to construct and renovate homes, buildings and infrastructures. It provided its services under the brand name Lafarge. The company operated through the following divisions: Cement, and Aggregates and Concrete. The Cement division produced and sold a wide range of cement and hydraulic binders adapted to the needs of the construction industry. It also offered specialty cements suitable for use in a variety of environmental conditions and specific applications, natural lime hydraulic binders, masonry cements, and ground blast furnace slag. The Aggregates and Concrete division produced and sold aggregates, ready mix concrete, and products relating to paving activities. It also offered plaster based products which include plaster plate, plaster squares, coatings, metal framework and industrial plaster. Lafarge was founded by Joseph-Auguste Pavin de Lafarge in 1833 and was headquartered in Toulouse, France.

Hydro Conduit Corp. manufactures pipes and concrete products. It provides services for new pipeline construction and storm water treatment. The company was founded in 1926 and is headquartered in Houston, TX.

The South Carolina Aquarium operates an aquarium that focuses on the conservation of the natural world by exhibiting and caring for animals. The private company is based in Charleston, SC.