TRE Holdings Corporation, through its subsidiaries, engages in the waste treatment and recycling businesses in Japan. It is involved in the recycling of scrap metals, waste, automobiles, home appliances, small consumer electronics, and landfills, as well as industrial waste; renewable energy from biomass; develop, manufacture, and sale of environmental devices, plants, and special vehicles; and provision of various consulting services, which include measurement certification operations, environmental measures work, hazardous waste surveys and analysis, and operations related to environmental assessment for local governments. The company was incorporated in 2021 and is based in Tokyo, Japan.