O' Fallon, Ill.

Mark Harrison

Mark Harrison

Office Manager
Email Mark
P: 618-632-0354
F: 618-632-0307

O' Fallon, Ill.

1075 Eastgate Drive
Suite 1
O'Fallon, IL 62269
P: 618-632-0354
F: 618-632-0307

Just as O'Fallon itself is an integral part of metropolitan St. Louis, the Burns & McDonnell office in O'Fallon is an integral part of our engineering presence in the St. Louis area and throughout downstate Illinois. From healthcare and laboratory facilities to aviation, infrastructure, environmental, construction and construction management, Burns & McDonnell-O'Fallon employee-owners are proud to serve their communities' needs.

Burns & McDonnell was recently named one of the top ten (#8, large employer category) 2011 Best Places to Work in Illinois.

RECOGNITION

Our clients are important to us, and we're proud to have earned PSMJ's Premier Award for Client Satisfaction for the third year in a row. 

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FORTUNE 100 Best Companies

Burns & McDonnell ranks 18th in FORTUNE's 2013 list of 100 Best Companies to Work For. This is the second year in a row the firm has made the list.

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