Best Licensed Plumbers in Grass Valley, CA
32 plumbing companies registered in Grass Valley 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 32 companies registered in Grass Valley. 32 passed license verification. The 8 below are the top-ranked of those. Our methodology
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- ✓ CSLB License #130345 - look up this number at CSLBInsured - STATE COMPENSATION INSURANCE FUNDBonded - $25,000
- Verified
- August 17, 2026
- Licensed since
- 1952
- Phone
- (530) 388-6168
- ✓ CSLB License #310626 - look up this number at CSLBInsured - INSURANCE COMPANY OF THE WESTBonded - $25,000
- Verified
- August 17, 2026
- Licensed since
- 1975
- Phone
- (530) 273-1301
- ✓ CSLB License #374573 - look up this number at CSLBInsured - ZENITH INSURANCE COMPANYBonded - $25,000
- Verified
- August 17, 2026
- Licensed since
- 1979
- Phone
- (530) 274-3001
- ✓ CSLB License #543093 - look up this number at CSLBInsured - OAK RIVER INSURANCE COMPANYBonded - $25,000
- Verified
- August 17, 2026
- Licensed since
- 1988
- Phone
- (530) 272-8171
- ✓ CSLB License #710908 - look up this number at CSLBInsured - MARKEL INSURANCE COMPANYBonded - $25,000
- Verified
- August 17, 2026
- Licensed since
- 1995
- Phone
- (415) 740-2299
- ✓ CSLB License #717036 - look up this number at CSLBInsured - TECHNOLOGY INSURANCE COMPANY INCBonded - $25,000
- Verified
- August 17, 2026
- Licensed since
- 1996
- Phone
- (530) 273-2964
- ✓ CSLB License #776172 - look up this number at CSLBInsured - AMERICAN CASUALTY COMPANY OF READING PABonded - $25,000
- Verified
- August 17, 2026
- Licensed since
- 2000
- Phone
- (530) 263-7838
- ✓ CSLB License #934900 - look up this number at CSLBInsured - HARTFORD CASUALTY INSURANCE COMPANYBonded - $25,000
- Verified
- August 17, 2026
- Licensed since
- 2009
- Phone
- (530) 575-4025
Compare the top 6 at a glance
| Company | License | Workers' comp | Licensed since |
|---|---|---|---|
| Whitney - Schmedes Plumbing & Heating | #130345 | On file | 1952 |
| A & A Air Conditioning Heating & Sheet Metal | #310626 | On file | 1975 |
| Water Heaters Only Inc. | #374573 | On file | 1979 |
| Grass Valley Air Conditioning Inc. | #543093 | On file | 1988 |
| Michael Jurado Plumbing Inc. | #710908 | On file | 1995 |
| Navo & Sons Inc. | #717036 | On file | 1996 |