Sean O’Brien
Principal
Sean specializes in building science and building enclosure performance, including analysis and simulation of heat/air/moisture migration and energy efficiency issues. He has a particular interest in iconic New York City cultural buildings, helping to make them more sustainable with high-performing enclosures. Sean has investigated and designed repairs for a wide variety of building types and has published papers on topics including mechanical system impacts on building enclosure performance and condensation resistance of windows and curtain walls. He is an active member of several professional organizations in New York and nationally. In addition to his extensive experience in building enclosure design, Sean brings to each project his genuine desires to improve the built environment, meet the client’s specific needs, and help to educate both clients and team members along the way.