Licensed Heating & Air Conditioning (C-20) contractors in Rancho Santa Margarita, CA

The California Contractors State License Board (CSLB) lists 17 Heating & Air Conditioning (C-20) contractors in Rancho Santa Margarita, California. Each links to a full dossier with license status, insurance, bond, and enforcement — as of June 27, 2026.

17 contractors

1. South Coast Mechanical Services INC DBA Affordable Plumbing

   Rancho Santa Margarita, CA · CSLB #706222 · as of June 27, 2026
   Active · clear
2. A G S Services INC

   Rancho Santa Margarita, CA · CSLB #709685 · as of June 27, 2026
   Active · clear
3. Air Care Heating & Air Conditioning INC

   Rancho Santa Margarita, CA · CSLB #1018184 · as of June 27, 2026
   Active · clear
4. Air Temperature Solution

   Rancho Santa Margarita, CA · CSLB #1080480 · as of June 27, 2026
   Active · clear
5. Almejo Air Service

   Rancho Santa Margarita, CA · CSLB #1053236 · as of June 27, 2026
   Active · clear
6. American Air Plus

   Rancho Santa Margarita, CA · CSLB #482491 · as of June 27, 2026
   Active · clear
7. Cal-temp Air Conditioning & Heating Company

   Rancho Santa Margarita, CA · CSLB #679902 · as of June 27, 2026
   Active · clear
8. Coastline Comfort Systems

   Rancho Santa Margarita, CA · CSLB #1076082 · as of June 27, 2026
   Active · clear
9. Comfort Cool Fans

   Rancho Santa Margarita, CA · CSLB #962629 · as of June 27, 2026
   Active · clear
10. Haines Heating & Air Conditioning

    Rancho Santa Margarita, CA · CSLB #1094475 · as of June 27, 2026
    Active · clear
11. HVAC Service Pros

    Rancho Santa Margarita, CA · CSLB #1033215 · as of June 27, 2026
    Active · clear
12. J.l. Quality Heating & Air

    Rancho Santa Margarita, CA · CSLB #1042371 · as of June 27, 2026
    Active · clear
13. Lewis Air INC

    Rancho Santa Margarita, CA · CSLB #575873 · as of June 27, 2026
    Active · clear
14. Rancho Heating & Air Plumbing INC

    Rancho Santa Margarita, CA · CSLB #1024860 · as of June 27, 2026
    Active · clear
15. Santa Margarita Plumbing

    Rancho Santa Margarita, CA · CSLB #1040867 · as of June 27, 2026
    Active · clear
16. Sunset Heating & Cooling

    Rancho Santa Margarita, CA · CSLB #1016850 · as of June 27, 2026
    Active · clear
17. Rohleder Managment Consulting INC DBA Whole House Fans Orange

    Rancho Santa Margarita, CA · CSLB #1036499 · as of June 27, 2026
    Active · clear

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Data sourced from the California Contractors State License Board (CSLB), current as of June 27, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.