Kristof Irwin
Building Science Consultant, MEP Engineer, Principal & Partner
- Role
- Director of Building Science at Positive Energy
- Location
- Austin, TX, US
- LinkedIn followers
- 500 followers
About Kristof Irwin
Kristof Irwin, P.E, M Eng, is the Director of Building Science, Co-Founder and Principal & Partner of Positive Energy in Austin, Texas. Positive Energy’s mission is to change the way that society delivers conditioned space to itself in order to achieve the outcomes of health, comfort, durability and energy/resource efficiency.Building science sees buildings-climate-occupants as systems of systems. Positive Energy sees architects-builders-engineers-and many others as a system of systems as well. The company is a strong advocate for best practices in enclosure design, residential mechanical design, residential plumbing design, construction administration, and commissioning - bringing the human factor to designing and delivering buildings.Kristof’s background includes 12 years of experience as a custom builder (including deep energy retrofits and zero-net energy projects) and 9 years as a building science consultant. He worked for 14 years as an engineer, research scientist, and physicist for government and university research labs. He is active in the local and national high-performance building community including his role I’m as the Chair of AIA Austin’s Building Enclosure Committee, several ASHRAE committees - ASHRAE TC-2.1 (Physiology & Human Environment), ASHRAE SSPC-55 (Thermal comfort), ASHRAE SSPC-62.2 (Ventilation/IAQ), and the RESNET ANSI Standards Development Committee (SDC). Kristof hosts The Building Science Podcast to promote education and understanding in the public and on project teams.
Experience
Director of Building Science
Jan 2026 — Present · Austin, TX, US
Education
University of Maryland
MSEE, Electrical Engineering, Physics
1982 — 1990
Skills
- Energy
- Sustainable Design
- Solar Energy
- Energy Star
- Indoor Air Quality
- Contractors
- Photovoltaics
- Hvac
- Construction
- Sustainable Energy
- Sustainability Consulting
- Materials
- Energy Efficiency
- Renovation
- Residential Homes
- Home
- Concrete
- Remodeling
- Construction Management
- Green Building
- Building Science
- Sustainability
- Energy Audits
- Energy Management
- Energy Conservation
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