Valhi, Inc. is a holding company. The Company operates through its wholly owned and majority-owned subsidiaries, including NL Industries, Inc., Kronos Worldwide, Inc., CompX International Inc. and Waste Control Specialists LLC (WCS). The Company operates in four segments. The Chemicals segment operates through Kronos, which is a producer and marketer of titanium dioxide pigments. The Component Products segment operates through CompX, which is a manufacturer of engineered components utilized in a variety of applications and industries. The Waste Management segment operates through WCS, which operates processing, treatment, storage and disposal of a range of hazardous, toxic and other wastes. The Real Estate Management and Development segment operates through BMI and LandWell. BMI provides utility services to industrial and municipal customers and owns real property. LandWell develops certain land holdings for commercial, industrial and residential purposes in Henderson, Nevada.