Lawrence Waste Services, 3 Thayer St, Framingham, MA 01702, US

ADTECH Systems, founded in 1988, is one of the leading projection and system integration companies in New England. The company s audiovisual design and installation services include designing, consulting, blueprint drafting, equipment installation, systems integration, training and support services. It provides home theater systems, projectors, flat panel displays, screens, whiteboards, video conferencing equipment and accessories, such as lamps, mounts and cables. The company also provides rental and repair services, including preventive maintenance and projector and flat panel repairs. ADTECH provides its products to educational, health care, government and hospitality industries and business and residential clients throughout the United States. It is based in Wayland, Mass.