Best Licensed Plumbers in Downey, CA
54 plumbing companies registered in Downey hold current CSLB licenses, verified against official records as of August 17, 2026. The 8 below are the top-ranked, ordered by workers' compensation cover and years licensed.
How we chose: We identified 54 companies registered in Downey. 54 passed license verification. The 8 below are the top-ranked of those. Our methodology
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- ✓ CSLB License #500679 - look up this number at CSLBInsured - INSURANCE COMPANY OF THE WESTBonded - $25,000
- Verified
- August 17, 2026
- Licensed since
- 1986
- Phone
- (562) 862-8000
- ✓ CSLB License #546523 - look up this number at CSLBInsured - NORGUARD INSURANCE COMPANYBonded - $25,000
- Verified
- August 17, 2026
- Licensed since
- 1988
- Phone
- (562) 869-9472
- ✓ CSLB License #572913 - look up this number at CSLBInsured - STATE COMPENSATION INSURANCE FUNDBonded - $25,000
- Verified
- August 17, 2026
- Licensed since
- 1989
- Phone
- (562) 883-7773
- ✓ CSLB License #613580 - look up this number at CSLBInsured - PREFERRED EMPLOYERS INSURANCE COMPANYBonded - $25,000
- Verified
- August 17, 2026
- Licensed since
- 1991
- Phone
- (562) 861-8118
- ✓ CSLB License #645405 - look up this number at CSLBInsured - WESCO INSURANCE COMPANYBonded - $25,000
- Verified
- August 17, 2026
- Licensed since
- 1992
- Phone
- (213) 925-9931
- ✓ CSLB License #663324 - look up this number at CSLBInsured - STATE COMPENSATION INSURANCE FUNDBonded - $25,000
- Verified
- August 17, 2026
- Licensed since
- 1993
- Phone
- (562) 861-0068
- ✓ CSLB License #731172 - look up this number at CSLBInsured - OMAHA NATIONAL CASUALTY COMPANYBonded - $25,000
- Verified
- August 17, 2026
- Licensed since
- 1997
- Phone
- (562) 861-1234
- ✓ CSLB License #759227 - look up this number at CSLBInsured - TRANSPORTATION INSURANCE COMPANYBonded - $25,000
- Verified
- August 17, 2026
- Licensed since
- 1999
- Phone
- (562) 904-0932
Compare the top 6 at a glance
| Company | License | Workers' comp | Licensed since |
|---|---|---|---|
| Hagen Plumbing Inc. | #500679 | On file | 1986 |
| Gamma Plumbing & Heating & Air Conditioning | #546523 | On file | 1988 |
| Navarro's Plumbing | #572913 | On file | 1989 |
| Abe's Plumbing Inc. | #613580 | On file | 1991 |
| Pacific Power Engineering Technology Inc. | #645405 | On file | 1992 |
| Raul Donate | #663324 | On file | 1993 |