Pat Duffy is an Associate Principal of BR+A with over 10 years of experience in the field of HVAC Engineering. He has been involved in the engineering of HVAC systems for a broad range of project types, including facilities for academic, science and technology, and corporate clients nationwide. Pat is a Registered Professional Mechanical Engineer, a LEED Accredited Professional, and an active member of the American Society of Heating, Refrigerating and Air-Conditioning Engineers. Pat holds a Bachelor of Science in Mechanical Engineering from Boston University.