Eastern American Data/Voice, also known as EADV, provides a range of telecommunications services. Established in 1972, it serves clients in the commercial, public and residential sectors. It offers design and maintenance services for communication systems. The company provides cordless phones, headsets, and telephone and paging systems. Eastern American Data/Voice offers information technology consulting, contract preparation, 24-hour emergency assistance, and project and construction management services. In addition, it provides system management, video conferencing, and voice and data networking services. Eastern American Data/Voice is affiliated with the Long Island Business Development Council and Building Industry Consulting Service International. It is located in Long Island City, N.Y.