Thermal Energy System Specialists (TESS) was founded in early 1994 by a group of engineers dedicated to providing engineering software and programming expertise to companies and individuals in the energy field. Relying heavily on TRNSYS and other popular simulation tools (DOE-2, EES, BLAST, EnergyPlus etc.), TESS is able to provide you with in-depth analyses of thermal systems.
North America’s first community designed to meet 90% of the residential space heating loads by collection and storage of solar energy.
The world’s largest geothermal heat pump project (utilizing over 700 miles of buried pipe). Earned Vice President Gore’s “Golden Hammer Award”.
A LEED™ “Gold” Building incorporating natural ventilation strategies, geothermal heat pumps, passive solar heating and cooling, and photovoltaics.