Lawrence A. Muhammad is an International Ground Source Heat Pump Association (IGSHPA) Certified National Trainer, having conducted numerous trainings throughout the US. As a community college professor, he teaches a wide variety of geothermal courses at three colleges in Michigan. Putting his teaching and training skills to work, Lawrence is also a licensed residential builder, an IGSHPA Accredited Installer, a NATE Proctor, and the designer / developer of the apprenticeship program for the Geothermal Innovations Gii4 proprietary heat exchanger. His geothermal training company, Geo NetZero, is...