EF-ON, Inc.

EF-ON Inc. is an energy service company based in Tokyo, Japan, incorporated in 1997. It operates through the Energy Conservation Support Service Business and Green Energy Business segments, and is also involved in electricity retail and forestry. The company offers products including boilers, hot water supply equipment, compressors, refrigerators, air conditioning and lighting equipment, and generates electricity from unused wood and construction waste. It was formerly known as The First Energy Service Company Limited and changed its name to EF-ON Inc. in October 2016.