O’Donnell & Naccarato is a structural engineer firm located in Philadelphia, Pennsylvania, serving the 19106 area with expertise in structural design and analysis. The company provides professional engineering services aimed at ensuring the integrity and safety of buildings and infrastructure. Operating from their office at 701 Market Street, Suite 6000, the firm offers solutions tailored to meet the needs of both commercial and residential projects within the Philadelphia region.
Specializing in a range of structural engineering tasks, O’Donnell & Naccarato assists clients with the evaluation, design, and reinforcement of various structures. Their work often involves collaboration with architects, contractors, and developers to create efficient and code-compliant designs that address site-specific challenges. The firm’s approach emphasizes practical timelines and thorough attention to detail, which supports project success from initial concept through construction phases.
Clients can expect weekday availability from 8:30 a.m. to 5:30 p.m., with accessibility considerations such as a wheelchair-accessible entrance to accommodate all visitors. Communication with the firm can be made via telephone at 215-925-3788 for inquiries regarding project consultations or payment methods. This local structural engineering resource contributes to Philadelphia’s built environment by providing sound engineering solutions that uphold safety and functionality standards.


































