Headquarters. Kansas City, Mo.

Branch Offices. Burns & McDonnell has branch offices in the following cities: Anaheim, Calif.; Atlanta; Chicago; Dallas; Denver; Fenton, Mo.; Houston; Miami; Summit, N.J.; O'Fallon, Ill.; Phoenix, Ariz.; San Diego; San Francisco; St. Louis; Washington, D.C.; and Wichita, Kan.

Roots. Clinton Burns and Robert McDonnell founded Burns & McDonnell in 1898. The Stanford University graduates decided to start up an engineering firm in Kansas City because many of the city's surrounding towns didn't have electricity, water or sewer systems.

Areas of Expertise. Burns & McDonnell provides civil, mechanical, electrical, structural, chemical, environmental, and geo-technical engineering; architecture; fire protection; cost estimating; value engineering; planning; and construction management.

Key Markets. Power generation, transmission and distribution, rate studies, air pollution control, water supply and waste-water, aviation, environmental, process and industrial, and civil infrastructure.