GLW vs TIGO

Corning Incorporated

Corning Incorporated engages in display technologies, optical communications, environmental technologies, specialty materials, and life sciences businesses worldwide. The company's Display Technologies segment offers glass substrates for liquid crystal displays and organic light-emitting diodes used in televisions, notebook computers, desktop monitors, tablets, and handheld devices. Its Optical Communications segment provides optical fibers and cables; and hardware and equipment products, including cable assemblies, fiber optic hardware and connectors, optical components and couplers, closures, network interface devices, and other accessories for various carrier network applications. This segment also offers operator-grade distributed antenna systems; optical network evolution wireless platform; subscriber demarcation, connection and protection devices, various digital subscriber line passive solutions, and outside plant enclosures; and coaxial RF interconnects for the cable television industry and microwave applications. The company's Environmental Technologies segment offers ceramic substrates and filter products for emissions control in mobile, gasoline, and diesel applications. Its Specialty Materials segment manufactures products that provide material formulations for glass, glass ceramics, and fluoride crystals. The company's Life Sciences segment offers laboratory products comprising consumables, such as plastic vessels, specialty surfaces, cell culture media, and serum, as well as general labware and equipment under the Corning, Falcon, Pyrex, and Axygen brands. The company was formerly known as Corning Glass Works and changed its name to Corning Incorporated in April 1989. Corning Incorporated was founded in 1851 and is headquartered in Corning, New York.

Millicom International Cellular S.A.

Millicom International Cellular S.A. provides cable and mobile services in Latin America and Africa. The company offers mobile services, including mobile data and voice; short message service; and mobile financial services, such as payments, money transfers, international remittances, savings, real-time loans, and micro-insurance. It also provides cable and other fixed services, including broadband,content, fixed voice, and pay-TV to residential consumers; and fixed, managed services, cloud and security solutions, and value-added services to small, medium, and large businesses, as well as governmental entities. As of December 31, 2020, the company served 55 million mobile customers; and 12 million homes. It markets its products and services under Tigo and Tigo Business brands. The company was founded in 1990 and is headquartered in Luxembourg.