- Business
- Dai-Dan Co., Ltd. is a Japan-based company mainly engaged in the design, supervision, and construction of electrical, air conditioning, water supply and sanitation, firefighting facilities, and machine and equipment installation works. The company provides power equipment, disaster prevention equipment, information and communication equipment, special electrical equipment; environmental air conditioning equipment, air conditioning for medical and industrial facilities, air conditioning for special facilities; plumbing, firefighting, utility and sanitary facilities for specialty facilities; air filter regeneration, stratified air conditioning, anticorrosion diagnostic technology, radiant and floor blowing air conditioning, artificial intelligence for energy-saving, air purification/negative pressure units, sputum collection booths, hospital rooms for susceptible infected patients, quick covers, lightweight reinforced ducts, heat storage tanks, energy-saving dehumidification systems for ultra-low dew point rooms, and air conditioning systems for hybrid operating rooms. Founded in 1903 and headquartered in Osaka, Japan, Dai-Dan primarily serves the Japanese market with operations focused on commercial buildings, offices, medical, research, production environments, and industrial facilities requiring temperature, humidity, airflow control, and purified air. In September 2024, the company entered into a share transfer agreement to acquire an additional 30% stake in Presico Engineering Pte. Ltd., a Singapore-based mechanical and electrical engineering firm, increasing its ownership to 70% by October 2024 and establishing it as a key equity-method subsidiary to expand overseas capabilities.