Griffith Company is a construction company that specializes in heavy civil infrastructure projects, including highways, bridges, and water treatment plants. The company was founded in 1902 and is headquartered in Brea, California. Griffith Company has completed many high-profile projects in California, including the San Francisco-Oakland Bay Bridge and the Los Angeles Metro Rail. The company is known for its commitment to safety and sustainability, and has won numerous awards for its work. Griffith Company is a family-owned business that is now in its fourth generation of leadership.