Juan Calle Restrepo

Argos Panamá SA manufactures and markets cement and its derivatives. Its product portfolio includes concrete mix and concrete blocks. The company is headquartered in Panama City.

Empresas Públicas de Medellín ESP is a holding company which operates as a municipal-order decentralized company. The firm provides residential public utilities of aqueduct, sewage, power and combustible gas distribution. It also provides the domiciliary public utilities of cleaning, waste treatment and utilization, as well as the complementary activities. The company was founded on August 6, 1955 and is headquartered in Medellin, Colombia.

Argos República Dominicana is a Colombian company that supplies building materials. The private company is based in Novo Centro, Colombia.

Argos Honduras SA de CV is a Colombian company that manufactures and wholesales cement and concrete products. The private company is based in Morazan, Colombia.

Caltek SAS is a Colombian company that wholesales non-durable goods. The private company is based in Medellin, Colombia.

Granulados Reciclados de Colombia Greco SAS provides recycled granules services. The private company is based in Cundinamarca, Colombia.

CFA Society Toronto supports the professional and business development of charterholders. It provides member services including educational programs, sponsored events, employment postings, and networking opportunities. The company was founded in 1936 and is headquartered in Toronto, Canada.

Argos USA Corp. produces ready-mixed concrete cements. It manufactures, packs, distributes portland, blended, specialty, masonry and mortar bagged cement products. The company was founded in 2006 and is headquartered in Miami, FL.

Part of Grupo Argos SA, Argos North America Corp. is a private company that provides high quality building products such as cement, ready-mix concrete, aggregates, and related building materials. The company is based in Houston, TX and the CEO of the company is Simon M. Bates. The company offers personalized service and expert solutions to projects of all scopes and sizes. Argos USA provides useful and interesting information for their customers, including certificates of compliance. The company also offers a diverse portfolio of white Portland cement, with a large assortment available.

Summit Materials LLC manufactures construction materials. It uses its materials internally to produce ready-mixed concrete and asphalt paving mix. The firm operates through the following segments: West, East, and Cement. The company was founded by Thomas W. Hill in 2009 and is headquartered in Denver, CO.