CSW is a training affiliate of the Building Performance Institute (BPI). BPI certification is a nationally recognized designation for individuals who have demonstrated expertise in building science and home performance. CSW offers instruction and exam proctoring in the following BPI professional certifications: 
- Building Analyst
- Envelope Professional
- Whole-House Air Leakage Controller – Installer
Our experienced instructors are available to teach classes at your facility or ours. Whether you are seeking training for yourself or want to offer a class to your business or community, we can help. As exam proctors we can provide testing services for other affiliates or for CSW.
Here’s a video describing BPI and the benefits of certification:
