From the website:
Gassew Associates Electric Heat Trace experts in the application, design, monitoring and control of Electric Heat Tracing systems and Mineral Insulated Cabling Systems. Specializing in chemical Processing, Nuclear, Fossil Power Plants, Petro-Chemical, Pharmaceutical, HVAC, and Municipal industries. Constant watt heat trace, MI cable, pipe freeze protection, roof gutter melt, permafrost, frost heaving, Freezer floor heaving, ice melting, snow melting.