Revised:  10/28/2005

As one of the Delaware Valley’s most respected structural engineering firms Long, Tann & D’Onofrio has served a wide range of clients continuously for over 60 years.  We provide structural engineering consulting services by delivering personal, practical and cost-effective solutions, while building productive, long-term relationships in the process.  And with almost 175 combined years of structural engineering experience, the firm has the skill and expertise to tackle virtually any structural engineering project or problem.

When we undertake a project, our staff is assigned on a start-to-finish basis.  We work closely with our clients, and approach each project with a fresh vision, open to new ideas and solutions.  As the project progresses, the entire Long, Tann & D’Onofrio team assists with input and contributes to the ultimate success of the endeavor.  We also strive to build partnership teams with owners, architects and contractors, further enhancing the effective delivery of our structural engineering consulting services.

Most importantly, our designs are practical and realistic.  We understand construction costs and how the final product of our engineering work is applied to a structure.  We blend a creative approach with the wisdom of experience to ensure that our final design is functional and compliant.  Finally, the Long, Tann & D’Onofrio team works hard to minimize the cost burden of the solution.

Long, Tann & D’Onofrio—a name you can trust.  Call us today, and see how we can serve you.