Engineering & Structural Services

We are committed to delivering intelligent solutions to the unique problems posed by buildings and structures. Founded from a strong foundation of fundamentals, complemented by the latest industry innovations and technology, we take an adaptive approach to problem solving. Our energetic team is driven to provide the practical, long-term results our clients deserve.
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Keast & Hood Co.
Keast & Hood is a structural engineering firm founded in Philadelphia, PA in 1953. The firm specializes in engineering for historic structures and regularly undertakes projects that require cutting into and reassembling a building’s framework, or sensitively supplementing existing structure. This ability to re-purpose structurally-challenged buildings makes Keast & Hood a valued team member to architects and building owners.
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Klein and Hoffman, Inc.
At Klein & Hoffman, we work collaboratively to deliver value-driven architectural restoration and structural engineering solutions. Innovative yet practical, we listen to you, develop creative solutions and find ways to go from “no” to yes.”
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The Art Institute of Philadelphia (O'Donnell & Naccarato)
Creative Structural Engineers striving to provide the most in-depth analysis to support each building’s unique architectural expression and purpose.
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(215) 925-3788
Plan B Engineering
We provide Structural Engineering Services that bridge the gap between design and construction while preserving our historic treasures. From everyday designs that keep jobs on track to solving site specific challenges, we design shoring and bracing, temporary access, and complex means and methods for existing and new construction.
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Wiss, Janney, Elstner Associates, Inc.
Wiss, Janney, Elstner Associates is a global firm of engineers, architects, and materials scientists committed to helping clients solve, repair, and avoid problems in the built world.
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