The Thomas J. Moyer Ohio Judicial Center, located in downtown Columbus, Ohio, was originally constructed in 1933 as the Ohio Departments Building. The property is on the National Register of Historic Places. THP was the structural engineering and façade restoration consultant for the maintenance and waterproofing of the stone façade. Restoration included stone patching, mortar repointing, and application of a clear water repellent to the original stone, as well as joint sealant replacement throughout the entire stone façade.