Kelly A. Williams » Member Directory Go back to directory. Kelly A. Williams Houston Harbaugh, P.C.Trademark, Copyright, Trade Secret, Litigation Three Gateway Center 401 Liberty Avenue 22nd Floor Pittsburgh PA 15222 postal Phone: 412-281-5060 x405 Email: williamska@hh-law.com No Logo Available Connections Business Directory | Leaflet | © OpenStreetMap contributors Three Gateway Center 401 Liberty Avenue Pittsburgh PA 15222Get Directions