Bio Green Energy Tech Public Company Limited, together with its subsidiaries, operates in the marine transportation business in Thailand and internationally. Its services include boat charter, ship management, seafarer management, cargo handling, ship repair and maintenance, ship representation, and ship trading. The company also manufactures and distributes biodiesel glycerine products. Formerly known as Jutha Maritime Public Company Limited, it changed its name to Bio Green Energy Tech Public Company Limited in May 2022. Founded in 1976, it is headquartered in Bangkok, Thailand.