NPK International Inc., a temporary worksite access solutions company, manufactures, sells, and rents recyclable composite matting products in the United States and United Kingdom. The company engages in the installation and rental of matting systems, and related site construction and services to customers in various markets, including power transmission, oil and natural gas exploration and production, pipeline, renewable energy, petrochemical, construction, and other industries. It also offers recyclable composite mats to customers worldwide; and access road construction, site planning and preparation, environmental protection, erosion control, and site restoration services. The company was formerly known as Newpark Resources, Inc. and changed its name to NPK International Inc. in December 2024. The company was founded in 1932 and is headquartered in The Woodlands, Texas..