O’Donnell & Naccarato Structural Engineers

O’Donnell & Naccarato Structural Engineers

Over the past 60 years, O’Donnell & Naccarato has grown to become one of the largest consulting structural engineering firms based in the Mid-Atlantic Region. Conducting national operations from offices in Philadelphia, PA, Bethlehem, PA, and Mountainside, NJ, O&N’s staff of more than 70, includes professional engineers registered in 38 states poised at all times to initiate new projects. Annually, the firm is responsible for the design of more than 600 projects on average, ranging in size, type, and level of complexity, with construction values in excess of $2 billion. O’Donnell & Naccarato’s in-house facade and parking restoration division is staffed with SPRAT-certified personnel equipped to provide high-elevation rope access investigation of hi-rise structures.

(215) 925-3788
Jason Coleman, PE, CDT
701 Market Street #6000
Philadelphia, PA 19106
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O’Donnell & Naccarato Structural Engineers