/guid/9202a8c04000641f8000000000b79bfb rename

Parsons Brinckerhoff (PB) is a planning, engineering, and program and construction management...

Parsons Brinckerhoff (PB) is a planning, engineering, and program and construction management organization. The company has been involved in planning and designing some of the world's largest public works projects, such as Boston's Big Dig, Britain's rail system Network Rail, the Sabiya power plant in Kuwait, Cairo's Metro, and the Deep Tunnel Sewerage System in Singapore. Its Chairman is James L. Lammie and Chief Executive Officer is Keith J. Hawksworth. The company was started by General William Barclay Parsons, who opened an office in 1885 in Manhattan, where the company headquarters are still located. Parsons was known as an ambitious and exceptional engineer. The first undertaking of his new company was the design of New York City's first subway, the IRT. Completed in 1904, this line—extending from lower Manhattan to Harlem—remains the world's most heavily used rapid transit system. Parsons's second major project was to design a 1,000-mile railroad in China, from Hankow to Canton, a line that is still in use today. In 1906, Henry M. Brinckerhoff—a pioneering highway engineer—brought his expertise in electric railways to the firm. In 1964, Walter S. Douglas led the design and