Bessac, a Toulouse-based company and a subsidiary of Vinci, stands as France’s last remaining manufacturer of tunnel boring machines (TBMs). The firm is actively involved in major infrastructure projects worldwide, including the Grand Paris Express transportation network. Beyond France, Bessac’s TBMs are currently deployed on projects in Africa, Qatar, and Colombia, demonstrating its growing international presence. The company’s success highlights a niche area of French industrial expertise. Bessac’s machines are crucial for constructing underground infrastructure, supporting urban development and transportation networks globally. This expansion signifies a strategic move for Vinci to capitalize on increasing infrastructure demands internationally. The firm’s ability to compete and win contracts on multiple continents underscores its technological capabilities and market adaptability.