GWW vs OXY Comparison

Founded in 1927, W.W. Grainger originally distributed various motors via a mail-order catalog. Over the course of the 20th century, the firm expanded into new industrial product categories and launched its first digital catalog in 1995. Today, the company organizes itself into two segments focused on different customer bases. Its larger segment, high-touch solutions, offers a vast array of maintenance, repair, and operations, or MRO, supplies and bespoke inventory management services to larger businesses. Its smaller segment, endless assortment, operates two online platforms, Zoro and MonotaRO, that offer comprehensive catalogs of MRO supplies to smaller businesses. Grainger has operations throughout the world but primarily generates sales within the US.

Occidental Petroleum is an independent exploration and production company with operations in the United States, Latin America, and the Middle East. At the end of 2025, the company reported net proved reserves of 4.6 billion barrels of oil equivalent. Net production averaged 1.4 million barrels of oil equivalent per day in 2025 at a ratio of roughly 74% oil and natural gas liquids and 26% natural gas.