#20. Home Depot Inc (HD) — 330.0 BILLION

The Home Depot is a home improvement retailer. Co. provides its customers an assortment of building materials, home improvement products, lawn and garden products, and decor products and provides a number of services, including home improvement installation services and tool and equipment rental. Co. also maintains a network of distribution and fulfillment centers, as well as a number of e-commerce websites. Co. provides a number of services for its customers, including installation services for its Do-It-Yourself and Do-It-For-Me customers. Co. also provides tool and equipment rentals at several locations across the U.S. and Canada.