Brown and Caldwell

Established in 1947, Brown and Caldwell is a multi-disciplined environmental engineering and consulting firm. The employee-owned company is headquartered in Walnut Creek, Calif., and employs more than 1,500 people in 45 offices nationwide. Engineering News-Record ranks Brown and Caldwell 48th among the nation’s top 500 engineering firms, 36th among the Top 200 environmental firms, 21st largest in the Water Supply market and 8th largest in the Sewer/Waste market.