GLW vs TDS

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.

Telephone and Data Systems Inc.

Telephone and Data Systems, Inc., a telecommunications company, provides communications services in the United States. It operates through three segments: UScellular, Wireline, and Cable. The company offers wireless solutions to consumers and business and government customers, including a suite of connected Internet of things (IoT) solutions, and software applications for monitor and control, business automation/operations, communication, asset management, smart water solutions, and end-to-end IoT solutions; wireless priority services and quality priority and preemption options; smartphones and other handsets, tablets, wearables, mobile hotspots, routers, and IoT devices; and accessories, such as cases, screen protectors, chargers, and memory cards, as well as consumer electronics, including headphones, smart speakers, and home automation and business management solutions. It also provides replace and repair services; Trade-In program through which it buys customers' used equipment; internet connections and all-home WI-FI services; TDS TV+, an integrated cloud television platform that offers video content; local and long-distance telephone service, VoIP, and enhanced services; and broadband, IP-based services, and hosted voice and video collaboration services. It sells its products through retail sales, direct sales, third-party retailers, and independent agents, as well as through ecommerce and telesales. As of December 31, 2020, the company offers its services to customers 5 million wireless connections, and 1.2 million wireline and cable connections. The company was incorporated in 1968 and is headquartered in Chicago, Illinois.