Established in 1981, Gain City started out with a simple quest of improving lifestyles and a focused vision to be Singapore�s trusted air conditioner retailer. Today, renowned as Singapore�s largest air conditioner retailer, the brand is synonymous with excellent air conditioning installation and maintenance service provider, as well as the preferred go-to one-stop retailer for consumer electronics. With 800 staff, a pool of BCA-certified installation technicians and a fleet of 180 service vehicles, we are your trusted choice.