HD vs TMO Comparison

Home Depot is the world's largest home improvement specialty retailer, operating 2,359 warehouse-format stores offering more than 30,000 products in store and 1 million products online in the US, Canada, and Mexico. Its stores offer building materials, home improvement products, lawn and garden products, and decor products and provide various services, including home improvement installation services and tool and equipment rentals. The acquisition of Interline Brands in 2015 allowed Home Depot to enter the MRO business, which has been expanded through the tie-up with HD Supply (2020). The 2024 tie-up with SRS will help grow professional demand in roofing, pool, and landscaping projects, while the 2025 purchase of GMS will lift building product sales through 1,250 distribution locations.

Thermo Fisher Scientific sells scientific instruments and laboratory equipment, diagnostics consumables, and life science reagents. The firm operates through four segments as of year-end 2025 (revenue figures include some cross-segment revenue): analytical technologies (17% of sales); specialty diagnostic products (11%); life science solutions (23%); and lab products and services, which includes CRO services (the remainder).