Corporate Communications - Business telephone systems, computer networking and cabling for New Jersey, Pennsylvania and Delaware. PhoneAmerica Corp. - Telephone systems, Voice processing, VOIP, T-1, ISDN, Data and Voice networking, in the Delaware Valley. TeleDATA Systems Corp. - Telecommunications and data cabling design and installation. Gateway Communication Services - Cable installation, located in Newtown, PA. Americom, Inc. - Supply and install telephone and wiring systems for both small business and residential use . Also installing security systems. South Park Prime Communications, Inc. - Provider of high end IP Telephony based business phone systems and network/enterprise services. Pittsburgh Dagostino Electronic Services, Inc. - Designs, sells, installs and maintains communications systems for voice, data and video networks. Based in Pittsburgh. Roberts Communicatios Services Inc. - Sales, installation, maintenance and repair of a range of brand name telecommunications equipment. Ambler Telephonix Inc. - Offering a full line of telecommunications products, voice and data cabling, system moves adds and changes, installations with 24 hour service. Pittsburgh ElectSys - Installation of telephone and voicemail systems as well as VOIP dial tone service and data networks including fiber optics and wifi. Located in Manheim. BlueStream Technology, Inc. - Buys and sells used telecommunications and networking equipment including: key, PBX and IP systems, circuit cards, telephone sets, voicemail systems, routers, switches and related equipment. Northeast Communications Group - Specializing in the installation of communication equipment and cable and fiber infrastructure from single-building structures to campus environments. Telcom Systems & Services - Providing Service and Support for the Siemens Rolm family of products. Orefield, PA RF Communications - Provides cabling services, PBX and Voice Mail system installations in the Philadelphia area. Tri-State Voice and Data - Providing Business telephone systems for Pittsburgh PA and surrounding areas. ASCC, Inc. - Designs, installs, integrates and services all types of communication networks. AmericaVen, LLC - Systems integrator of cost efficient technology solutions for small to medium-sized businesses. Tel-Comp Solutions - Business telephone system sales, service installation, training and maintenance along with in house repair and refurbishing services in the Philadelphia and New Jersey areas. Skippack, PA