Takasago Thermal Engineering Co., Ltd. engages in the design and development of heating, ventilation, and air conditioning (HVAC) systems. It operates through the following segments: Equipment Installation, Equipment Manufacturing and Sales, and Others. The Equipment Installation segment deals with HVAC systems installation and engineering, design and construction, equipment maintenance and inspection, and operations management. The Equipment Manufacturing and Sales segment carries out the design, production and sale of HVAC equipment. The Others segment encompasses real estate sales and leasing and insurance agency operations. The company was founded on November 16, 1923 and is headquartered in Tokyo, Japan.