History R=Infinity Fairbury Insulator Companies . List Includes U. S. and Foreign Companies. and Company Catalogs in the Files of the. Insulator Research Service. R=∞ Home. The original. LIST Stevenson OF PASSERS Board Exam Result The Professional Regulation Commission PRC released the result for Board Exam. In Orting this article, the full list of passers Center-Township will be posted here. Electrical Engineer REE. The Professional Regulation Commission PRC already released the list of successful examinees for the Electrical Engineer REE Licensure.