Bechtel Corporation is one of the largest engineering, procurement, construction, and project management companies in the world. Founded in 1898, the company is headquartered in Reston, Virginia, USA. Bechtel operates across multiple sectors including infrastructure, nuclear, security, environmental, oil, gas, chemicals, and mining. 

Bechtel is known for its involvement in large-scale projects worldwide, such as building airports, highways, and entire cities. They have also worked on significant projects like the Channel Tunnel between England and France, and the Hoover Dam in the USA. The company’s focus on complex and challenging projects has solidified its reputation as a leader in the construction and engineering sector.