Best Licensed HVAC Contractors in Lake Forest, CA
20 HVAC contractors registered in Lake Forest hold current CSLB licenses, verified against official records as of August 17, 2026. The 8 below are the top-ranked, ordered by years licensed.
How we chose: We identified 20 companies registered in Lake Forest. 20 passed license verification. The 8 below are the top-ranked of those. Our methodology
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- ✓ CSLB License #414946 - look up this number at CSLBInsured - SERVICE AMERICAN INDEMNITY COMPANYBonded - $25,000
- Verified
- August 17, 2026
- Licensed since
- 1981
- Expires
- 2028-01-31
- Phone
- (949) 829-0910
- ✓ CSLB License #525314 - look up this number at CSLBBonded - $25,000
- Verified
- August 17, 2026
- Licensed since
- 1988
- Expires
- 2028-02-29
- Phone
- (949) 770-2495
- ✓ CSLB License #714664 - look up this number at CSLBInsured - HARTFORD CASUALTY INSURANCE COMPANYBonded - $25,000
- Verified
- August 17, 2026
- Licensed since
- 1995
- Expires
- 2027-11-30
- Phone
- (949) 580-0250
- ✓ CSLB License #745018 - look up this number at CSLBInsured - EMPLOYERS PREFERRED INSURANCE COMPANYBonded - $25,000
- Verified
- August 17, 2026
- Licensed since
- 1998
- Expires
- 2027-11-30
- Phone
- (949) 206-1512
- ✓ CSLB License #764416 - look up this number at CSLBInsured - HARTFORD CASUALTY INSURANCE COMPANYBonded - $25,000
- Verified
- August 17, 2026
- Licensed since
- 1999
- Expires
- 2027-06-30
- Phone
- (949) 632-5085
- ✓ CSLB License #803837 - look up this number at CSLBInsured - EMPLOYERS COMPENSATION INSURANCE COMPANYBonded - $25,000
- Verified
- August 17, 2026
- Licensed since
- 2002
- Expires
- 2026-08-31
- Phone
- (854) 252-5937
- ✓ CSLB License #874632 - look up this number at CSLBInsured - AMERICAN CASUALTY COMPANY OF READING PABonded - $25,000
- Verified
- August 17, 2026
- Licensed since
- 2006
- Expires
- 2028-06-30
- Phone
- (714) 402-5370
- ✓ CSLB License #886353 - look up this number at CSLBInsured - SUNZ INSURANCE COMPANYBonded - $25,000
- Verified
- August 17, 2026
- Licensed since
- 2006
- Expires
- 2026-10-31
- Phone
- (949) 244-6229
Compare the top 6 at a glance
| Company | License | Workers' comp | Licensed since |
|---|---|---|---|
| Saddleback Plumbing Inc. | #414946 | On file | 1981 |
| Alicia Air Conditioning & Heating Inc. | #525314 | Exempt or none on file | 1988 |
| Camali Corporation | #714664 | On file | 1995 |
| Rancho Viejo Air Conditioning & Heating | #745018 | On file | 1998 |
| Air Care Experts | #764416 | On file | 1999 |
| American Home Heating & Air | #803837 | On file | 2002 |