Share. Showing 10 out of 470 companies. Rio Tinto, BHP, Anglo American Plc, Vale SA, and China Shenhua Energy Co Ltd are the 5 mining companies in the world in 2021 by capital expenditure. In total, the top 10 mining companies in the world had capital expenditures of $45,189 million, where Rio Tinto was the highest ($7,384 million) and …