MLM vs SQM

Martin Marietta Materials Inc.

Martin Marietta Materials, Inc., a natural resource-based building materials company, supplies aggregates and heavy-side building materials to the construction industry in the United States and internationally. It offers crushed stone, sand, and gravel products; ready mixed concrete and asphalt; paving products and services; and Portland and specialty cement used in the infrastructure projects, and nonresidential and residential construction markets, as well as in the railroad, agricultural, utility, and environmental industries. The company also manufactures and markets magnesia-based chemical products for the industrial, agricultural, and environmental applications; and dolomitic lime primarily for customers in the steel and mining industries. Its chemical products are used in flame retardants, wastewater treatment, pulp and paper production, and other environmental applications. The company was founded in 1939 and is headquartered in Raleigh, North Carolina.

Sociedad Quimica y Minera S.A.

Sociedad Química y Minera de Chile S.A. produces and distributes specialty plant nutrients, iodine and its derivatives, lithium and its derivatives, potassium chloride and sulfate, industrial chemicals, and other products and services worldwide. The company offers specialty plant nutrients, including potassium nitrate, sodium nitrate, sodium potassium nitrate, specialty blends, and other specialty fertilizers for crops, such as vegetables, fruits, and industrial crops. It also provides iodine and its derivatives for use in medical, pharmaceutical, agricultural, and industrial applications comprising x-ray contrast media, polarizing films for LCD and LED, antiseptics, biocides and disinfectants, pharmaceutical synthesis, electronics, pigments, and dye components. In addition, the company offers lithium carbonates for various applications that include electrochemical materials for batteries, frits for the ceramic and enamel industries, heat-resistant glass, air conditioning chemicals, continuous casting powder for steel extrusion, primary aluminum smelting process, pharmaceuticals, and lithium derivatives. Further, it supplies lithium hydroxide for the lubricating greases industry, as well as cathodes for batteries. Additionally, it offers potassium chloride and potassium sulfate for various crops, including corn, rice, sugar, soybean, and wheat; industrial chemicals, including sodium nitrate, potassium nitrate, potassium chloride, and solar salts; and other fertilizers and blends. The company was founded in 1968 and is headquartered in Santiago, Chile.