Lewis S. Goodfriend & Associates

Lewis S. Goodfriend & Associates is a diversified acoustical engineering consulting firm offering professional services in the fields of architectural acoustics; building acoustics; environmental, industrial and transportation noise evaluation and abatement including HVAC noise and vibration analysis and expert witness testimony. The firm is registered as a Small Business Enterprise with the New Jersey Commerce & Economic Growth Commission. LSG&A has Board Certified Noise Control Engineers, NYCDEP approved commercial music noise consultants, is pre-qualified with the New Jersey Schools Development Authority and the New York City School Construction Authority.