Air conditioning services. Heating and cooling of grand heating & air conditioning has been operating with experience for over 20 years. Our company specializes in providing air conditioning solutions for the private and business sector - consulting, service. Air conditioner repairs. and selling air conditioners in the NEW YORK area. Over the years we have acquired a reputation for excellence in service, performance and customer satisfaction. Working with us will ensure that your choice will always provide you with comfort and a much better standard of living! AC repair. Boiler repair. furnace repair. water heater repair. heading repair. air conditioning repair. Daikin repair. Fujitsu repair. TRANE repair. carrier repair. LG repair. Mitsubi.