Building Envelope

John P. Stopen Engineering, LLP's in-house professionals specialize in the design and inspection of all elements of the “building envelope”. Our engineers have conducted several hundred surveys; evaluating distress and failure conditions in building envelope systems. Investigative techniques used include visual inspection, destructive / exploratory work, laser scanning, finite element modeling, impact echo testing, GPR, in-situ flat jack testing, magnetic and x- ray determinations, material property testing, mortar composition and strength analysis and petrographic testing.


Our services include: