Energy Vanguard’s mission is to turn houses into high performance homes. We do this by:
- Teaching building science to professionals and homeowners
- Designing high-performance heating, ventilating, & air conditioning systems
- Assisting select clients with consulting or expert witness services

Our clients are homeowners, home builders, trade contractors, home energy raters, BPI (Building Performance Institute) Building Analysts, manufacturers, and governmental bodies. We focus on training, consulting, and HVAC design and are a BPI Test Center.
We also publish the Energy Vanguard blog, which has garnered praise from around the industry as one of the best blogs covering building science, heating & air conditioning, energy efficiency, and home energy audits. Energy Vanguard founder Allison Bailes also has written a bestselling introduction to building science titled A House Needs to Breathe…Or Does It? You can read more about the book here and buy it at our online store.
An Air Conditioner Does at Least 4 Jobs
The most noticeable thing about an air conditioner is that it blows cool air into the house. When you come…
I want to learn from the best and I’m very happy I made the trip to Atlanta to train with Energy Vanguard.