29 Years of Continued Excellence

Since our founding in 1980, we have built an excellent reputation within the consulting engineering community, a reputation we have earned through our technical expertise and hard work. New York Construction News ranked RDA as a Top Design Firm in 2009. We have maintained this ranking since 2002. Our staff has remained remarkably consistent throughout our 29-year history. Today, RDA has a 3A1 rating from Dun & Bradstreet based on the company’s most recent financial statement.  We continue to provide creative engineering solutions along with the assurance of financial stability as we enter our 30th year in business. 

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