W.W. Grainger, Inc. is a leading industrial supply company that specializes in maintenance, repair and operating (MRO) products and services. Founded in Chicago in 1927, the company has grown from a regional hardware distributor into a diversified, global provider of over 1.8 million products sourced from more than 3,300 suppliers. Grainger serves a wide range of industries—including manufacturing, government, hospitals, and commercial facilities—helping customers maintain their equipment, facilities and operations.
Grainger’s product portfolio includes safety supplies, material handling equipment, electrical and lighting components, plumbing and pumps, tools and motors, as well as facility maintenance essentials. Beyond catalog and branch distribution, the company offers value-added services such as inventory management solutions, technical support, asset management, and data‐driven procurement tools. Its eCommerce platforms and mobile applications enable customers to place orders around the clock, track deliveries and access product information quickly.
Headquartered in Lake Forest, Illinois, Grainger primarily serves customers across North America through its branch network, digital channels and call centers. It operates in the United States, Canada and Mexico under the Grainger name, and offers an online marketplace for small businesses through Zoro. With an established presence in Europe and Asia through strategic partnerships and local operations, the company continues to expand its international footprint.
D.G. “Mike” Macpherson, who joined Grainger in 2005 and held various leadership roles, was appointed chairman, president and chief executive officer in late 2021. Under his leadership, Grainger has emphasized digital innovation, customer-centric service models and expanded supply chain capabilities to enhance its position as a trusted industrial partner.