5074

Tess Holdings Co.,Ltd. engages in the engineering and energy supply businesses. The company is involved in the engineering, procurement, and construction of energy conservation and renewable energy-related facilities. It is also involved in the operations and maintenance of renewable energy power plants; retail supply of electricity; and energy management, remote monitoring, and fuel supply services, as well as energy resource aggregation services, including supply-demand adjustment capacity, imbalance avoidance, rate reduction, and output suppression avoidance to general power transmission and distribution operators, power retailers, and consumers.