| Business | Phone |
| Comfort Heating & Air Cond 2205 A St, Antioch 94509 | (925) 757-2375 |
| Fertado Heating & Air 2545 W 10th St, Antioch 94509 | (925) 754-2730 |
| Freschi Air Systems Inc 715 Fulton Shipyard Rd # A, Antioch 94509 | (925) 778-1415 |
| Plummers Heating & Sheet Metal 610 W 10th St, Antioch 94509 | (925) 778-7788 |
| Affordable Air Systems Co Antioch 94509 | (925) 565-2590 |
| Air Team 1428 Viera Ave, Antioch 94509 | (925) 827-2124 |
| American Air Specialties Antioch 94509 | (925) 706-9790 |
| Beutler Hvac 401 Sunset Dr # M, Antioch 94509 | (925) 706-4030 |
| Central Heating & Air Cond Po Box 3917, Antioch 94531 | (925) 755-4822 |
| Diablo Valley Heating & Air 628 Greystone Dr, Antioch 94509 | (925) 755-0792 |
| Haddon Heating & Cooling 729 Fulton Shipyard Rd # A5, Antioch 94509 | (925) 625-1680 |
| Jet Hvac & Electric Antioch 94509 | (925) 756-7918 |
| M 2 General Appliances 2137 Barbano Ct, Antioch 94509 | (925) 754-5200 |
| Mello's Sheet Metal Inc Highway 4 & Bridgeheadamp;, Antioch 94509 | (925) 676-1880 |
| Simonsen Climate Control 15 E 8th St, Antioch 94509 | (925) 755-2466 |
| Tri-City Heating & Air Cond 728 Eagle Ct, Antioch 94509 | (925) 755-2665 |