St. Louis, Missouri

425 S. Woods Mill RoadSuite 300Chesterfield, MO 63017O: 314-682-1500

Burns & McDonnell serves the St. Louis metropolitan area from two offices: St. Louis and O'Fallon, Illinois. More than 225 full-time professionals, all employee-owners, provide depth of experience with a focus on cost-effective, innovative solutions that make our clients successful.

Listed in the top 10 percent of U.S. engineering firms, Burns & McDonnell-St. Louis has served the metropolitan area's needs since 1989, delivering a wide range of projects from aviation to roads and bridges to cybersecurity, water and wastewater to labs and clean rooms, power generation, defense facilities and air quality improvements. We're proud to be part of the rich engineering history in the region. Download our brochure highlighting the greatest achievements of our industry.

A 100 percent employee-owned firm, Burns & McDonnell fosters a continuity of client service that is a function of our commitment to proactive communication and low staff turnover.

St. Louis Post-Dispatch Top Workplaces 2017

The St. Louis Post-Dispatch recognizes what our employee-owners already knew: Burns & McDonnell is a great place to work! We're proud to again rank as the #9 top workplace in the midsize companies category for 2017.

The St. Louis Business Journal ranks Burns & McDonnell as one of the top Healthiest Employers in St. Louis. Read more Great Places to Work Certified

Want to know what makes Burns & McDonnell a great place to work? Great Rated!, the organization behind the rankings used by Fortune magazine, shares details about what our people say and do that puts us on the list. Read more

PSMJ Premier Award for Client Satisfaction 2018

Client success is one of our driving principles, and so we’re proud to be a seven-time recipient of PSMJ’s Premier Award for Client Satisfaction. Learn more about what that means


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Breck Washam Vice President 314-682-1500
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