W.W. Grainger, Inc. distributes maintenance, repair, and operating products and services in the United States, Japan, Canada, the United Kingdom, and internationally.

The company operates through two segments, High-Touch Solutions N.A. and Endless Assortment. The company provides safety and security supplies, material handling and storage equipment, pumps and plumbing equipment, cleaning and maintenance supplies, and metalworking and hand tools.

It also offers technical support and inventory management services. The company serves businesses, corporations, government entities, and other institutions through sales and service representatives, and electronic and ecommerce channels.

W.W. Grainger, Inc. was founded in 1927 and is headquartered in Lake Forest, Illinois.