Porta Systems designs, manufactures and markets products for the connection, protection, testing, administration and management of public and private telecommunications lines and networks. The company serves a global market base of more than 30 countries. It owns more than 100 patents for copper and software products and systems. Porta Systems technical staff features engineering expertise in the support of voice, data, image and video transmission. It was established in 1969 to provide products to operating telephone companies. The company trades on the OTC Bulletin Board under the symbol PYTM. Porta Systems is headquartered in Syosset, N.Y.