AECOM Maunsell is part of one of the world's largest infrastructure design firms. AECOM employs more than 24,000 staff worldwide and generates more than US$2.4 billion in revenue. It is the world's number one pure design firm, according to Engineering News Record's (ENR's) Top 100 rankings list for 2006 and is also ranked first in transportation, first in general building, second in sewer water, and second overall on the 2006 Top 500 Design Firms list. The AECOM Maunsell vision is to consistently deliver outstanding solutions that create a better world in which to work and live.