Zaccaria joined Bechtel’s Power & Industrial Division in 1971. He was elected to Bechtel's board of directors in February 1989 and was named president of Bechtel Power in August 1989. In 1994 he was elected president of Bechtel Global Energy, where he had responsibility for the company’s power, petroleum and chemical, and pipeline businesses. In 1996, he was named Bechtel’s president and COO. Zaccaria will remain a member of Bechtel's board of directors.
Dudley joined Bechtel in 1981, serving in project controls on Petroleum & Chemical projects. In the mid-1990s, he served in management roles in Asia Pacific.
In 1998, Dudley relocated to London as general manager of Bechtel's energy business in Europe, Africa, the Middle East, and Southwest Asia, and within a year was named the region’s president. In 2000, he was elected to Bechtel's board of directors. From 2001 to 2007, he served as president of the company’s Oil, Gas & Chemicals business unit, which has led the company’s performance for the last several years. In 2007, Dudley assumed the role of Bechtel executive vice president.
"Adrian has brought extraordinary performance and leadership to Bechtel and we will continue to benefit from his great talents," stated Riley Bechtel, chairman and CEO of Bechtel. “Bill has been a leader since his earliest days at Bechtel. His exceptional knowledge of our business and his years of experience have earned him the respect of colleagues and customers alike. Under his leadership, I am confident that Bechtel will continue as a global leader in engineering, construction, and project management."
In March, Bechtel released financial results for 2007. Revenue was $27.0 billion, up 32 percent from $20.5 billion in 2006. New work booked jumped 38 percent, rising to $34.1 billion from $24.7 billion in 2006. It was the fifth straight record year for revenue, and the second straight record for new work.