SPECIALTY ENGINEERING, INC., is a multi-discipline structural engineering consulting and research firm focusing on Highway and Railroad Bridge Design, Analysis, Rehabilitation, Inspection, and related engineering services. We also offer Bridge Instrumentation, Comprehensive Testing, Inspection, and Investigative Bridge Engineering Services. The firm is recognized for Complex Bridge Evaluation, Fatigue and Fracture Investigation, and Seismic Design and Evaluation.

Our clients are located throughout the Delaware Valley Region. The firm is certified as a Minority Disadvantaged Business Enterprise (DBE/MBE/DB) with various agencies. Our staff consists of seven (7) highly qualified and experienced Professional Engineers licensed in Pennsylvania, New Jersey, New York, Delaware, Maryland, West Virginia, and Connecticut.

One of our professionals is also a licensed Structural Engineers in Illinois. They have extensive experience working on various types of complex and regular highway and railroad structures including suspension, tied arch, curved girder, steel, pedestrian, concrete and masonry arch, pre-stressed, post-tensioned, and moveable bridges.

The firm has also been involved in structural design, inspection, and evaluation of industrial, commercial, and residential buildings.

For further information send email to Dr. Leon Lai, P.E., S.E. at lylai@sei-engineers.com.