Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 147,946 pages of information and 233,606 images on early companies, their products and the people who designed and built them.
1955 Founded by Guy Anson Maunsell
Pioneered the use of prestressed concrete in major bridges.
1961 Completed the Hammersmith Flyover which made revolutionary use of this new construction method and many more structures followed.
The firm expanded to Australia, Hong Kong and the Middle East
Later became part of the US-based AECOM Group.