Grainger Inc. is a leading distributor of industrial supplies, equipment, and tools in the United States. Founded in 1927, the company offers a wide range of products, including safety gear, plumbing supplies, and electrical components, serving various industries such as manufacturing, construction, and maintenance. Headquartered in Lake Forest, Illinois, Grainger operates through a vast network of distribution centers and branches. The company is known for its commitment to customer service and provides resources like online ordering and inventory management solutions to help businesses maintain their operations efficiently.