RZ Design Associates, Inc. is one of the areas leading providers of heating and air conditioning, ventilation, plumbing, fire protection, lighting, electrical, voice and data telecommunications systems, and more. Our solid history of providing superior and reliable service for over 50 years comes from individualized attention to each client we serve.

RZ Design Associates’ staff consists of professional engineers licensed throughout New England, as well as Pennsylvania, New York, New Jersey, Maryland, Virginia, North Carolina, Florida and Texas.