The Building Science Corporation Team

Peter Baker

B.Sc., P.Eng., P.E.
President, Building Science Corporation

Peter Baker is the President of Building Science Corporation and an expert in building forensics and the building enclosure design of residential, commercial and institutional buildings, particularly with respect to energy efficiency, durability, constructability, and water management.

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Kohta Ueno

Principal, Building Science Corporation

Kohta Ueno’s work at BSC includes forensic field investigations of building failures and consulting work for new and retrofit construction in the design of building enclosure and mechanical systems.  Mr. Ueno also frequently performs computer modeling (using WUFI, THERM, and HEAT3) as well as field testing and verification, HVAC design, and residential energy analysis and simulations.

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Joseph Lstiburek

Ph.D., P.Eng., ASHRAE Fellow
Principal, Building Science Corporation

Joseph Lstiburek is the founding principal of Building Science Corporation.  Dr. Lstiburek’s work ranges widely, from providing expert witness testimony to overseeing research and development projects, to writing for the ASHRAE Journal and  Dr. Lstiburek’s commitment to advancing the building industry has had a lasting impact on building codes and practices throughout the world, particularly in the areas of air barriers, vapor barriers, and vented and unvented roof assemblies.

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Betsy Pettit

M.Arch., FAIA
Principal, Building Science Corporation

Betsy Pettit is a Principal of Building Science Corporation and is a registered architect with over 35 years of professional experience in the design and renovation of residential, commercial, and institutional buildings.  With a particular passion for and commitment to environmentally responsible design, Ms. Pettit managed Building Science Corporation’s role in the Department of Energy’s Building America project for the past twenty years, which has involved the design of over 2,000 high performance houses throughout the United States.

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