Valhi, Inc. is a holding company. The Company operates through four segments: Chemicals, Component Products, Waste Management, and Real Estate Management and Development. The Company operates through its subsidiaries, including NL Industries, Inc., Kronos Worldwide, Inc. (Kronos), CompX International Inc. (CompX) and Waste Control Specialists LLC (WCS). The Chemicals segment operates through Kronos. Kronos is a producer and marketer of titanium dioxide pigments (TiO2). The Component Products segment operates through CompX. CompX is a manufacturer of security products used in the recreational transportation, postal, office and institutional furniture, cabinetry, tool storage, healthcare and a range of other industries. The Waste Management segment operates through WCS. The Real Estate Management and Development segment operates through Basic Management, Inc. (BMI) and The LandWell Company (LandWell).