Daikin is the world's number one air conditioning company. Daikin is a leading innovator and worldwide provider of advanced, high-quality air conditioning and heating solutions for residential, commercial and industrial applications. With more than 90 years of operation, Daikin has sold millions of systems throughout 140 countries. But what makes us great isn't just our HVAC systems. It's our personal service, commitment to quality and technological innovations that allow us to be a leading HVAC manufacturer.