| 3in1 Control INC | Michael Dwayne Spencer | — | (916) 496 6701 | HVAC | West Sacramento · Yolo County | — | — |
| A-tomic Construction & Electric | Thomas William Jr Stinson | — | (916) 410 1886 | HVAC | West Sacramento · Yolo County | — | — |
| Adeedo | Luke Irwin Hermann | info@adeedo.com | (916) 844 4750 | HVAC | Winters · Yolo County | — | — |
| Aggie HVAC & Electrical Corp | Qiang Zhou | — | (530) 908 5621 | HVAC | Davis · Yolo County | — | — |
| Airpro LLC | Jaswant Singh Virk | — | (916) 476 7878 | HVAC | West Sacramento · Yolo County | — | — |
| Airtight Sd | Airtight Sd | airtightsocal@gmail.com | (619) 886 0489 | HVAC | Woodland · Yolo County | — | — |
| Alamo Heating & Cooling INC | Sergio Alamo-Hernandez | — | (707) 689 8559 | HVAC | Esparto · Yolo County | — | — |
| All HVAC Services INC | Ricardo Gonzalez | — | (916) 793 9205 | HVAC | West Sacramento · Yolo County | — | — |
| Alvo Heating And Cooling | Alvo Heating And Cooling | — | (916) 501 3362 | HVAC | West Sacramento · Yolo County | — | — |
| Arizona Weather Heating And Air | Arizona Weather Heating And Air | — | (530) 312 5743 | HVAC | Woodland · Yolo County | — | — |
| B J's Heating & Air Conditioning INC | Mario Albert Johnson | — | (530) 662 8601 | HVAC | Woodland · Yolo County | — | — |
| Blake's Heating & Air Conditioning | Brody Lane Blake | — | (530) 758 4030 | HVAC | Davis · Yolo County | — | — |
| Breeze Control INC | Aleksandr G Balakhnin | — | (916) 952 7352 | HVAC | West Sacramento · Yolo County | — | — |
| Cabs Heating & Air Conditioning | Peter Vladimir Bredikhin | — | (916) 375 1800 | HVAC | West Sacramento · Yolo County | — | — |
| Clarkes Heating & Air And Appliance Repair | Richard Francis Clarke | — | (530) 753 8853 | HVAC | Davis · Yolo County | — | — |
| Codding Energy & Mechanical INC | Gideon David Codding | — | (916) 380 8818 | HVAC | West Sacramento · Yolo County | — | — |
| Compass Refrigeration INC | Kyle James Hannah | — | (530) 383 6974 | HVAC | Woodland · Yolo County | — | — |
| D & L Heating And Air | Kapelkin Dmitriy | — | (916) 997 2345 | HVAC | West Sacramento · Yolo County | — | — |
| Deal Mechanical INC | Robert Duane Deal | — | (916) 927 4500 | HVAC | West Sacramento · Yolo County | — | — |
| Deluxe Air INC | Jose Luis Diaz Jr Garcia | mycomfort@deluxe-air.com | (530) 662 5008 | HVAC | Woodland · Yolo County | — | — |
| Eb Heating And Air | Eb Heating And Air | — | (530) 564 2257 | HVAC | Davis · Yolo County | — | — |
| Economy HVAC INC | Munir Kashaf | — | (530) 207 9457 | HVAC | Woodland · Yolo County | — | — |
| Espinosa Heating & Air | Espinosa Heating & Air | — | (916) 541 3137 | HVAC | West Sacramento · Yolo County | — | — |
| Foothill Refrigeration | Foothill Refrigeration | — | (916) 742 0014 | HVAC | West Sacramento · Yolo County | — | — |
| Fresh Air Services LLC | Ahmad Shabir Ariyaee | — | (703) 395 4042 | HVAC | Davis · Yolo County | — | — |
| Gvs Heating And Air | Sergio Padilla | — | (530) 715 5157 | HVAC | Knights Landing · Yolo County | — | — |
| H & D Heating And Air Conditioning Services | Humberto Torres Vega | — | (916) 936 6525 | HVAC | West Sacramento · Yolo County | — | — |
| Hanson's Heating & Air Conditioning | Hanson's Heating & Air Conditioning | — | (530) 908 7854 | HVAC | Woodland · Yolo County | — | — |
| Harris Air | Robert Gene Harris | — | (916) 682 6208 | HVAC | West Sacramento · Yolo County | — | — |
| Hawes Heating & Air Conditioning | Hawes Heating & Air Conditioning | — | (707) 429 1116 | HVAC | Davis · Yolo County | — | — |
| Heating And Air | Gustavo Cruz | — | (530) 204 3927 | HVAC | Woodland · Yolo County | — | — |
| Hella Comfort Heating & Air INC | Jairo Juan Gonzalez Meza | — | (707) 761 4150 | HVAC | Woodland · Yolo County | — | — |
| Island Air Service | Ronal Ritesh Singh | interested@domainmarket.com | (916) 288 7425 | HVAC | West Sacramento · Yolo County | — | — |
| Jeffrey Luna | Jeffrey Luna | — | (916) 934 6306 | HVAC | West Sacramento · Yolo County | — | — |
| Kelly Kooling INC | Gustavo Cruz | kellykooling1@gmail.com | (530) 908 6292 | HVAC | Woodland · Yolo County | — | — |
| Kw Construction | Kristin Marie Kelleher-Wong | alecia@kwconstruction.com | (916) 372 8600 | HVAC | West Sacramento · Yolo County | — | — |
| Lion Heart Construction Corp | Juan Manuel Jr Tejeda | — | (707) 980 5139 | HVAC | Winters · Yolo County | — | — |
| M E Seebeck | M E Seebeck | — | (916) 744 1441 | HVAC | Clarksburg · Yolo County | — | — |
| Mel's Repair Service | Raymond Todd Juhler | — | (530) 662 7898 | HVAC | Woodland · Yolo County | — | — |
| Mib Heating & Air INC | Anthony Rodriguez | — | (530) 514 0663 | HVAC | Woodland · Yolo County | — | — |