NL vs WLK

NL Industries Inc.

NL Industries, Inc., through its subsidiary, CompX International Inc., operates in the component products industry in the United States and internationally. The company manufactures and sells mechanical and electronic cabinet locks, and other locking mechanisms, including disc tumbler locks, pin tumbler locking mechanisms, and CompX eLock and StealthLock electronic locks for use in various applications, such as ignition systems, mailboxes, file cabinets, desk drawers, tool storage cabinets, integrated inventory and access control secured narcotics boxes, vending and cash containment machines, medical cabinetry, electronic circuit panels, storage compartments, and gas station security. It also offers original equipment and aftermarket stainless steel exhaust headers, exhaust pipes, mufflers, and other exhaust components; gauges, such as GPS speedometers and tachometers; mechanical and electronic controls and throttles; wake enhancement devices, trim tabs, steering wheels and other billet aluminum accessories; grab handles, pin cleats, and other accessories; and dash panels, LED indicators, wire harnesses, and other accessories primarily for performance and ski/wakeboard boats. In addition, the company offers insurance brokerage and risk management services. It sells its component products directly to original equipment manufacturers, as well as through distributors. The company was founded in 1891 and is based in Dallas, Texas. NL Industries, Inc. is a subsidiary of Valhi, Inc.

Westlake Corporation

Westlake Chemical Corporation, together with its subsidiaries, manufactures and markets basic chemicals, vinyls, polymers, and building products worldwide. It operates through two segments, Vinyls and Olefins. The Vinyls segment provides specialty and commodity polyvinyl chloride (PVC), vinyl chloride monomers, ethylene dichloride, chlorine, caustic soda, chlorinated derivative, and ethylene products. This segment also manufactures and sells PVC compounds and building products fabricated from PVC, including residential siding, trim and molding, pipe and fittings for various water, sewer and industrial applications, profiles for windows and doors, decking products, films for various inflatables, wall covering tapes, roofing applications, and composite roof tiles. The Olefins segment offers polyethylene, styrene monomers, and various ethylene co-products, as well as sells propylene, crude butadiene, pyrolysis gasoline, and hydrogen products. Westlake Chemical Corporation offers its products to a range of customers, including chemical processors, plastics fabricators, small construction contractors, municipalities, and supply warehouses in various consumer and industrial markets, such as flexible and rigid packaging, automotive products, coatings, water treatment, refrigerants, and residential and commercial construction, as well as other durable and non-durable goods. The company was founded in 1986 and is headquartered in Houston, Texas. Westlake Chemical Corporation is a subsidiary of TTWF LP.