As of March 2026 Société Marseillaise du Tunnel Prado-Carénage has a market cap of £0.14 Billion. This makes Société Marseillaise du Tunnel Prado-Carénage the world's 8520th most valuable company by market cap according to our data. The market capitalization, commonly called market cap, is the total market value of a publicly traded company's outstanding shares and is commonly used to measure how much a company is worth.