Nel-Tech Labs, Inc. was founded in 1984 and is the designer, developer, and manufacturer of the highest quality music on hold, advertising on hold, and messaging on hold systems worldwide. Over the past quarter century, Nel-Tech Labs has grown from a small basement workshop to a thriving 18,000 square foot design and fully automated manufacturing facility utilizing the latest in robotic assembly equipment. The company is led by a dedicated staff of hardware and software specialists hand-picked from among the best and brightest of New England's high-tech industry. Our products are sold and distributed through an international network of telephone interconnect firms, sound contractors, telephone message-on-hold producers, and background music providers.