Established in 1925, Lehigh Southwest Cement Company offers a range of construction-related materials. The company has expertise in the area of producing high-strength cement that is approved by the American Society of Testing and Materials. It has an on-site laboratory that has capabilities to test concrete, aggregates, plaster, masonry and other manufactured concrete products. The company has a staff of trained professionals that provides various field services, such as plant site visits, concrete product promotion, technical education and general technical support. Lehigh Southwest Cement Company has undertaken several projects that include the Miller Children's Hospital and Montreaux Resort. It is located in Concord, Calif.