Geothermal.contractors

Teratherm, LLC is a ground-source heat pump design consultant and project manager based at 2412 Hickory Ln, Coopersburg, Pennsylvania, serving the Lehigh Valley and surrounding eastern Pennsylvania. Founded in 2009, Teratherm specializes exclusively in geothermal system design, diagnosis, and project management for residential and commercial properties, designing both vertical (borehole) and horizontal (slinky trench) ground-source systems sized to each property's soil and geology. Rather than self-performing installation, Teratherm designs the system and the ground loop field and then manages the project, partnering with qualified outside installation contractors to carry out the physical work. The firm holds PA Home Improvement Contractor Registration PA011357 and works throughout the Lehigh Valley region. Verified active operator per https://teratherm.com/ and the BBB profile for Coopersburg PA — editorial scope review required (PA bundle audit 2026-06-01).