STI is the only training center in Virginia that is accredited through both the Building Performance Institute (BPI) and North American Board of Certified Energy Practitioners (NABCEP). BPI specializes in providing certifications to energy auditing professionals. NABCEP offers certifications and entry level testing in the various renewable energy disciplines. Our diversity in the many knowledge areas of energy-efficiency training is what separates us from the rest! Come and take one of our upcoming workforce training classes to obtain the certification of your choice that will advance your career. All of our workforce training classes are held from 8am-5pm at our Richmond, VA West Main Street training center. To find out more about our classes, click here. You can also view our class calendar here.


This class will train participants to design and install grid tied, battery-based, and hybrid PV systems. PV panels produce electricity directly from sunlight and their popularity in the current renewable energy market is growing rapidly. Read More

NABCEP Solar Thermal

With excellent Federal tax incentives available, there is a current opportunity for future students to expand their businesses and careers into the field of solar installation. This 5 day workshop will provide students with in-depth training involving the installation of solar thermal heating systems. Read More

BPI Proctoring

Sustainable Technology Institute offers exam proctoring services for the Building Performance Institute (BPI)

Building Analyst and Whole House Air Leakage Control Installer certifications. Read More