Home › Top 5 Heating and Cooling Services in New Castle, Delaware Find best Heating and Cooling Services in New Castle, Delaware, with all necessary contact information, including addresses, phone numbers, working hours, map locations, and website links. JEM Comfort Care US, New Castle, DE 197201697 N Dupont Hwy Burns & McBride Home Comfort US, New Castle, DE 1972018 Boulden Cir #30 Gold Star Services - New Castle (DE 19720) US, New Castle, DE 1972021A Industrial Blvd Maichle's Heating and Air Conditioning US, New Castle, DE 19720105 J and M Dr ModernControls Inc US, New Castle, DE 197207 Bellecor Dr