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SLB is the world's premier oilfield-services company as measured by market share. While the industry is largely fragmented, SLB holds the first or second competitive position in many of the differentiated oligopolies in which it operates. Also known as Schlumberger, the company was founded in 1926 by Conrad and Marcel Schlumberger. Today, it's most known as a global industry leader in innovation, while it focuses its strategy on its three growth engines: core, digital, and new energy businesses. Over three-fourths of its revenue base is tied to international markets, while the company boasts nearly $3 billion in digital-related revenue.

Shell is an integrated oil and gas company that explores for, produces, and refines oil around the world. In 2023, it produced 1.5 million barrels of liquids and 7.3 billion cubic feet of natural gas per day. At end-2023, reserves stood at 9.6 billion barrels of oil equivalent, 49% of which, consisted of liquids. Its production and reserves are in Europe, Asia, Oceania, Africa, and North and South America. The company operates refineries with capacity of 1.6 mmb/d located in the Americas, Asia, Africa, and Europe and sells about 12 million tons per year of chemicals. Its largest chemical plants, often integrated with its local refineries, are in Central Europe, China, Singapore, and North America.