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Greenhorne & O'Mara Consulting Engineers
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Fedex Field
Landover, Maryland
G&O provided site infrastructure design for the largest NFL Stadium. more

Company News
LAUREL, MD - August 24, 2010 – The Onyx Group / Greenhorne & O'Mara (G&O) Joint-Venture (JV) has been awarded a 5-year, $12 million Indefinite Delivery contract with the US Army Corps of Engineers (USACE), Europe District. more
Engineering News Record (ENR)
In the 2010 Engineering News Record (ENR) survey of national engineering firms, G&O ranks 126th among the Top 500 Design Firms.

The Washington Business Journal 2009 Book of Lists placed G&O as the 12th largest engineering firm (ranked by billings) in the Washington, D.C. metropolitan area.

South Florida Business Journal
Ranked G&O #16 in Top South Florida Engineering Firms.


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