NFK Holdings Co., Ltd. operates as a holding company which engages in the manufacture and sale of industrial furnace and combustion equipment. It operates through the Industrial Furnace, Burners, and Combustion Equipment, and Others segments. The Industrial Furnace, Burners, and Combustion Equipment segment provides combustion and heating systems for petroleum refineries, petrochemical plants, and cement kilns. It also offers industrial furnaces which are equipped with regenerative burners. The Others segment manages consolidated subsidiaries. The company was founded on April 12, 1950 and is headquartered in Yokohama, Japan.