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100 North Main Street
O'Fallon, MO 63366
Phone: 636-379-5532
Email: [email protected]

©2018-2019 City of O'Fallon, Missouri
 

Major Employers

As testament to O’Fallon’s economic vigor, large corporations like Citi and Mastercard International recognize the City of O’Fallon as a great place to call home. O’Fallon considers its businesses, both large and small, and the employees that serve them to be partners in maintaining the City as one of the nation’s best and most attractive places to do business.
Largest Employers

Largest Employers

Largest Employers

Manufacturing Firms

Manufacturing Firms

Manufacturing Firms

Headquarters & Operations

Headquarters & Operations

Headquarters & Operations

International Firms

International Firms

International Firms

O'Fallon Fact: O’Fallon has been recognized as one of the top 100 safest cities in the nation by the National Council of Home Safety and Security, which listed O’Fallon, Missouri, as one of the “100 Safest Cities in America 2017.” O’Fallon is the only Missouri city named on the report.