Alrosa Company Limited
MiningRussia501-1000 Employees
Alrosa Company Limited is a Russian mining company focused on diamond exploration, mining, rough-diamond sales, and diamond manufacturing. It produces the vast majority of Russia's diamonds—about 98 percent—and contributes roughly a quarter of global rough-diamond output. The company operates across the full diamond value chain and serves customers in downstream manufacturing and broader markets. Based in Russia, it stands as a large player in the mining sector. Its customer base spans the diamond supply chain, including buyers of rough stones and downstream manufacturers. In 2025, the company launched an artificial intelligence system to accelerate the search for diamond deposits.